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Flash ActionScript Quick Reference [.pdf]

Global

Constants

-Infinity
A special value representing negative Infinity.
Infinity
A special value representing positive Infinity.
NaN
A special member of the Number data type that represents a value that is
undefined
A special value that applies to untyped variables that have not been initialized or dynamic object properties that are not initialized.

Functions

Array
Creates a new array.
Boolean
Converts the expression parameter to a Boolean value and returns the value.
decodeURI
Decodes an encoded URI into a string.
decodeURIComponent
Decodes an encoded URI component into a string.
encodeURI
Encodes a string into a valid URI (Uniform Resource Identifier).
encodeURIComponent
Encodes a string into a valid URI component.
escape
Converts the parameter to a string and encodes it in a URL-encoded format, where most nonalphanumeric characters are replaced with % hexadecimal sequences.<
int
Converts a given numeric value to an integer value.<
isFinite
Returns true if the value is a finite number, or false if the value is Infinity or -Infinity.
isNaN
Returns true if the value is NaN(not a number).
isXMLName
Determines whether the specified string is a valid name for an XML element or attribute.
Number
Converts a given value to a Number value.
Object
Every value in ActionScript 3.0 is an object, which means that calling Object() on a value returns that value.
parseFloat
Converts a string to a floating-point number.
parseInt
Converts a string to an integer.
String
Returns a string representation of the specified parameter.
trace
Displays expressions, or writes to log files, while debugging.
uint
Converts a given numeric value to an unsigned integer value.
unescape
Evaluates the parameter str as a string, decodes the string from URL-encoded format (converting all hexadecimal sequences to ASCII characters), and returns the string.
Vector
Creates a new Vector instance whose elements are instances of the specified data type.
XML
Converts an object to an XML object.
XMLList
</t

OO

arguments

The Object class is at the root of the ActionScript runtime class hierarchy.
callee:Function
A reference to the currently executing function.
length:Number
The number of arguments passed to the function.

Boolean

Boolean()
Creates a Boolean object with the specified value.
toString():String
Returns the string representation ('true' or 'false') of the Boolean object.
valueOf():Boolean
Returns true if the value of the specified Boolean object is true; false otherwise.

Function

apply()
Specifies the value of thisObject to be used within any function that ActionScript calls.
call()
Invokes the function represented by a Function object.

Namespace

Namespace()
Creates a Namespace object according to the values of the prefixValue and uriValue parameters.
prefix
The prefix of the namespace.
toString()
Equivalent to the Namespace.uri property.
uri
The Uniform Resource Identifier (URI) of the namespace.
valueOf()
Returns the URI value of the specified object.

Object

hasOwnProperty()
Indicates whether an object has a specified property defined.
isPrototypeOf()
Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter.
Object()
Creates an Object object and stores a reference to the object's constructor method in the object's constructor property.
propertyIsEnumerable()
Indicates whether the specified property exists and is enumerable.
setPropertyIsEnumerable()
Sets the availability of a dynamic property for loop operations.
toLocaleString()
Returns the string representation of this object, formatted according to locale-specific conventions.

Array

The Array class lets you access and manipulate arrays.
Array()
Lets you create an array that contains the specified elements.
concat():Array
Concatenates the elements specified in the parameters with the elements in an array and creates a new array.
every():Boolean
Executes a test function on each item in the array until an item is reached that returns false for the specified function.
filter():Array
Executes a test function on each item in the array and constructs a new array for all items that return true for the specified function.
forEach():void
Executes a function on each item in the array.
indexOf():int
Searches for an item in an array by using strict equality (===) and returns the index position of the item.
join():String
Converts the elements in an array to strings, inserts the specified separator between the elements, concatenates them, and returns the resulting string.
lastIndexOf():int
Searches for an item in an array, working backward from the last item, and returns the index position of the matching item using strict equality (===).
map():Array
Executes a function on each item in an array, and constructs a new array of items corresponding to the results of the function on each item in the original array.
pop():*
Removes the last element from an array and returns the value of that element.
push():uint
Adds one or more elements to the end of an array and returns the new length of the array.
reverse():Array
Reverses the array in place.
shift():*
Removes the first element from an array and returns that element.
slice():Array
Returns a new array that consists of a range of elements from the original array, without modifying the original array.
some():Boolean
Executes a test function on each item in the array until an item is reached that returns true.
sort():Array
Sorts the elements in an array.
sortOn():Array
Sorts the elements in an array according to one or more fields in the array.
splice():Array
Adds elements to and removes elements from an array.
toLocaleString():String
Returns a string that represents the elements in the specified array.
unshift():uint
Adds one or more elements to the beginning of an array and returns the new length of the array.

Date

Properties

The Date class represents date and time information.
dateUTC
The day of the month (an integer from 1 to 31) of a Date object according to universal time (UTC).
day
[read-only] The day of the week (0 for Sunday, 1 for Monday, and so on) specified by this Date according to local time.
dayUTC
[read-only] The day of the week (0 for Sunday, 1 for Monday, and so on) of this Date according to universal time (UTC).
fullYear
The full year (a four-digit number, such as 2000) of a Date object according to local time.
fullYearUTC
The four-digit year of a Date object according to universal time (UTC).
hours
The hour (an integer from 0 to 23) of the day portion of a Date object according to local time.
hoursUTC
The hour (an integer from 0 to 23) of the day of a Date object according to universal time (UTC).
milliseconds
The milliseconds (an integer from 0 to 999) portion of a Date object according to local time.
millisecondsUTC
The milliseconds (an integer from 0 to 999) portion of a Date object according to universal time (UTC).
minutes
The minutes (an integer from 0 to 59) portion of a Date object according to local time.
minutesUTC
The minutes (an integer from 0 to 59) portion of a Date object according to universal time (UTC).
month
The month (0 for January, 1 for February, and so on) portion of a Date object according to local time.
monthUTC
The month (0 [January] to 11 [December]) portion of a Date object according to universal time (UTC).
seconds
The seconds (an integer from 0 to 59) portion of a Date object according to local time.
secondsUTC
The seconds (an integer from 0 to 59) portion of a Date object according to universal time (UTC).
time
The number of milliseconds since midnight January 1, 1970, universal time, for a Date object.
timezoneOffset
[read-only] The difference, in minutes, between universal time (UTC) and the computer's local time.

Methods

Date()
Constructs a new Date object that holds the specified date and time.
getDate()
Returns the day of the month (an integer from 1 to 31) specified by a Date object according to local time.
getDay()
Returns the day of the week (0 for Sunday, 1 for Monday, and so on) specified by this Date according to local time.
getFullYear()
Returns the full year (a four-digit number, such as 2000) of a Date object according to local time.
getHours()
Returns the hour (an integer from 0 to 23) of the day portion of a Date object according to local time.
getMilliseconds()
Returns the milliseconds (an integer from 0 to 999) portion of a Date object according to local time.
getMinutes()
Returns the minutes (an integer from 0 to 59) portion of a Date object according to local time.
getMonth()
Returns the month (0 for January, 1 for February, and so on) portion of this Date according to local time.
getSeconds()
Returns the seconds (an integer from 0 to 59) portion of a Date object according to local time.
getTime()
Returns the number of milliseconds since midnight January 1, 1970, universal time, for a Date object.
getTimezoneOffset()
Returns the difference, in minutes, between universal time (UTC) and the computer's local time.
getUTCDate()
Returns the day of the month (an integer from 1 to 31) of a Date object, according to universal time (UTC).
getUTCDay()
Returns the day of the week (0 for Sunday, 1 for Monday, and so on) of this Date according to universal time (UTC).
getUTCFullYear()
Returns the four-digit year of a Date object according to universal time (UTC).
getUTCHours()
Returns the hour (an integer from 0 to 23) of the day of a Date object according to universal time (UTC).
getUTCMilliseconds()
Returns the milliseconds (an integer from 0 to 999) portion of a Date object according to universal time (UTC).
getUTCMinutes()
Returns the minutes (an integer from 0 to 59) portion of a Date object according to universal time (UTC).
getUTCMonth()
Returns the month (0 [January] to 11 [December]) portion of a Date object according to universal time (UTC).
getUTCSeconds()
Returns the seconds (an integer from 0 to 59) portion of a Date object according to universal time (UTC).
parse()
[static] Converts a string representing a date into a number equaling the number of milliseconds elapsed since January 1, 1970, UTC.
setDate()
Sets the day of the month, according to local time, and returns the new time in milliseconds.
setFullYear()
Sets the year, according to local time, and returns the new time in milliseconds.
setHours()
Sets the hour, according to local time, and returns the new time in milliseconds.
setMilliseconds()
Sets the milliseconds, according to local time, and returns the new time in milliseconds.
setMinutes()
Sets the minutes, according to local time, and returns the new time in milliseconds.
setMonth()
Sets the month and optionally the day of the month, according to local time, and returns the new time in milliseconds.
setSeconds()
Sets the seconds, according to local time, and returns the new time in milliseconds.
setTime()
Sets the date in milliseconds since midnight on January 1, 1970, and returns the new time in milliseconds.
setUTCDate()
Sets the day of the month, in universal time (UTC), and returns the new time in milliseconds.
setUTCFullYear()
Sets the year, in universal time (UTC), and returns the new time in milliseconds.
setUTCHours()
Sets the hour, in universal time (UTC), and returns the new time in milliseconds.
setUTCMilliseconds()
Sets the milliseconds, in universal time (UTC), and returns the new time in milliseconds.
setUTCMinutes()
Sets the minutes, in universal time (UTC), and returns the new time in milliseconds.
setUTCMonth()
Sets the month, and optionally the day, in universal time(UTC) and returns the new time in milliseconds.
setUTCSeconds()
Sets the seconds, and optionally the milliseconds, in universal time (UTC) and returns the new time in milliseconds.
toDateString()
Returns a string representation of the day and date only, and does not include the time or timezone.
toJSON()
Provides an overridable method for customizing the JSON encoding of values in an Date object.
toLocaleDateString()
Returns a String representation of the day and date only, and does not include the time or timezone.
toLocaleTimeString()
Returns a String representation of the time only, and does not include the day, date, year, or timezone.
toTimeString()
Returns a String representation of the time and timezone only, and does not include the day and date.
toUTCString()
Returns a String representation of the day, date, and time in universal time (UTC).
UTC()
[static] Returns the number of milliseconds between midnight on January 1, 1970, universal time, and the time specified in the parameters.

Error

The VerifyError class represents an error that occurs when a malformed or corrupted SWF file is encountered.
Error(message:String = "", id:int = 0)
Creates a new Error object.
errorID : int
[read-only] Contains the reference number associated with the specific error message.
getStackTrace():String
Returns the call stack for an error as a string at the time of the error's construction (for the debugger version of Flash Player and the AIR Debug Launcher (ADL) only; returns null if not using the debugger version of Flash Player or the ADL.
message : String
Contains the message associated with the Error object.
name : String
Contains the name of the Error object.

DefinitionError

DefinitionError()
Creates a new DefinitionError object.

EvalError

EvalError()
Creates a new EvalError object.

ArgumentError

ArgumentError(message:String = "")
Creates an ArgumentError object.

RangeError

RangeError()
Creates a new RangeError object.

ReferenceError

ReferenceError()
Creates a new ReferenceError object.

SecurityError

SecurityError()
Creates a new SecurityError object.

SyntaxError

SyntaxError()
Creates a new SyntaxError object.

TypeError

TypeError()
Creates a new TypeError object.

URIError

URIError()
Creates a new URIError object.

VerifyError

VerifyError()
Creates a new VerifyError object.

XML

XML Properties

ignoreComments
[static] Determines whether XML comments are ignored when XML objects parse the source XML data.
ignoreProcessingInstructions
[static] Determines whether XML processing instructions are ignored when XML objects parse the source XML data.
ignoreWhitespace
[static] Determines whether white space characters at the beginning and end of text nodes are ignored during parsing.
prettyIndent
[static] Determines the amount of indentation applied by the toString() and toXMLString() methods when the XML.prettyPrinting property is set to true.
prettyPrinting
[static] Determines whether the toString() and toXMLString() methods normalize white space characters between some tags.

XML Methods

addNamespace()
Adds a namespace to the set of in-scope namespaces for the XML object.
appendChild()
Appends the given child to the end of the XML object's properties.
attribute()
Returns the XML value of the attribute that has the name matching the attributeName parameter.
attributes()
Returns a list of attribute values for the given XML object.
child()
Lists the children of an XML object.
childIndex()
Identifies the zero-indexed position of this XML object within the context of its parent.
children()
Lists the children of the XML object in the sequence in which they appear.
comments()
Lists the properties of the XML object that contain XML comments.
contains()
Compares the XML object against the given value parameter.
copy()
Returns a copy of the given XML object.
defaultSettings()
[static] Returns an object with the following properties set to the default values: ignoreComments, ignoreProcessingInstructions, ignoreWhitespace, prettyIndent, and prettyPrinting.
descendants()
Returns all descendants (children, grandchildren, great-grandchildren, and so on) of the XML object that have the given name parameter.
elements()
Lists the elements of an XML object.
hasComplexContent()
Checks to see whether the XML object contains complex content.
hasSimpleContent()
Checks to see whether the XML object contains simple content.
inScopeNamespaces()
Lists the namespaces for the XML object, based on the object's parent.
insertChildAfter()
Inserts the given child2 parameter after the child1 parameter in this XML object and returns the resulting object.
insertChildBefore()
Inserts the given child2 parameter before the child1 parameter in this XML object and returns the resulting object.
length()
For XML objects, this method always returns the integer 1.
localName()
Gives the local name portion of the qualified name of the XML object.
name()
Gives the qualified name for the XML object.
namespaceDeclarations()
Lists namespace declarations associated with the XML object in the context of its parent.
nodeKind()
Specifies the type of node: text, comment, processing-instruction, attribute, or element.
normalize()
For the XML object and all descendant XML objects, merges adjacent text nodes and eliminates empty text nodes.
parent()
Returns the parent of the XML object.
prependChild()
Inserts a copy of the provided child object into the XML element before any existing XML properties for that element.
processingInstructions()
If a name parameter is provided, lists all the children of the XML object that contain processing instructions with that name.
removeNamespace()
Removes the given namespace for this object and all descendants.
replace()
Replaces the properties specified by the propertyName parameter with the given value parameter.
setChildren()
Replaces the child properties of the XML object with the specified set of XML properties, provided in the value parameter.
setLocalName()
Changes the local name of the XML object to the given name parameter.
setName()
Sets the name of the XML object to the given qualified name or attribute name.
setNamespace()
Sets the namespace associated with the XML object.
setSettings()
[static] Sets values for the following XML properties: ignoreComments, ignoreProcessingInstructions, ignoreWhitespace, prettyIndent, and prettyPrinting.
settings()
[static] Retrieves the following properties: ignoreComments, ignoreProcessingInstructions, ignoreWhitespace, prettyIndent, and prettyPrinting.
text()
Returns an XMLList object of all XML properties of the XML object that represent XML text nodes.
toXMLString()
Returns a string representation of the XML object.
XML()
Creates a new XML object.

XMLList

XMLList()
Creates a new XMLList object.

int

The int class lets you work with the data type representing a 32-bit signed integer.
int()
Constructor; creates a new int object.
MAX_VALUE
[static] The largest representable 32-bit signed integer, which is 2,147,483,647.
MIN_VALUE
[static] The smallest representable 32-bit signed integer, which is -2,147,483,648.
toExponential()
Returns a string representation of the number in exponential notation.
toFixed()
Returns a string representation of the number in fixed-point notation.
toPrecision()
Returns a string representation of the number either in exponential notation or in fixed-point notation.

Math

Methods

The Math class contains methods and constants that represent common mathematical functions and values.
abs()
[static] Computes and returns an absolute value for the number specified by the parameter val.
acos()
[static] Computes and returns the arc cosine of the number specified in the parameter val, in radians.
asin()
[static] Computes and returns the arc sine for the number specified in the parameter val, in radians.
atan()
[static] Computes and returns the value, in radians, of the angle whose tangent is specified in the parameter val.
atan2()
[static] Computes and returns the angle of the point y/x in radians, when measured counterclockwise from a circle's x axis (where 0,0 represents the center of the circle).
ceil()
[static] Returns the ceiling of the specified number or expression.
cos()
[static] Computes and returns the cosine of the specified angle in radians.
exp()
[static] Returns the value of the base of the natural logarithm (e), to the power of the exponent specified in the parameter x.
floor()
[static] Returns the floor of the number or expression specified in the parameter val.
log()
[static] Returns the natural logarithm of the parameter val.
max()
[static] Evaluates val1 and val2 (or more values) and returns the largest value.
min()
[static] Evaluates val1 and val2 (or more values) and returns the smallest value.
pow()
[static] Computes and returns base to the power of pow.
random()
[static] Returns a pseudo-random number n, where 0 <= n < 1.
round()
[static] Rounds the value of the parameter val up or down to the nearest integer and returns the value.
sin()
[static] Computes and returns the sine of the specified angle in radians.
sqrt()
[static] Computes and returns the square root of the specified number.
tan()
[static] Computes and returns the tangent of the specified angle.

Constants

E
[static] A mathematical constant for the base of natural logarithms, expressed as e.
LN10
[static] A mathematical constant for the natural logarithm of 10, expressed as loge10, with an approximate value of 2.302585092994046.
LN2
[static] A mathematical constant for the natural logarithm of 2, expressed as loge2, with an approximate value of 0.6931471805599453.
LOG10E
[static] A mathematical constant for the base-10 logarithm of the constant e (Math.E), expressed as log10e, with an approximate value of 0.4342944819032518.
LOG2E
[static] A mathematical constant for the base-2 logarithm of the constant e, expressed as log2e, with an approximate value of 1.442695040888963387.
PI
[static] A mathematical constant for the ratio of the circumference of a circle to its diameter, expressed as pi, with a value of 3.141592653589793.
SQRT1_2
[static] A mathematical constant for the square root of one-half, with an approximate value of 0.7071067811865476.
SQRT2
[static] A mathematical constant for the square root of 2, with an approximate value of 1.4142135623730951.

Number

Methods

A data type representing an IEEE-754 double-precision floating-point number.
Number()
Creates a Number object with the specified value.

Constants

NEGATIVE_INFINITY
[static] Specifies the IEEE-754 value representing negative infinity.
POSITIVE_INFINITY
[static] Specifies the IEEE-754 value representing positive infinity.

QName

QName objects represent qualified names of XML elements and attributes.
localName
[read-only] The local name of the QName object.
QName()
Creates a QName object that is a copy of another QName object.

RegExp

Properties

The RegExp class lets you work with regular expressions, which are patterns that you can use to perform searches in strings and to replace text in strings.
dotall
[read-only] Specifies whether the dot character (.) in a regular expression pattern matches new-line characters.
extended
[read-only] Specifies whether to use extended mode for the regular expression.
ignoreCase
[read-only] Specifies whether the regular expression ignores case sensitivity.
lastIndex
Specifies the index position in the string at which to start the next search.
multiline
[read-only] Specifies whether the m (multiline) flag is set.
source
[read-only] Specifies the pattern portion of the regular expression.

Methods

exec()
Performs a search for the regular expression on the given string str.
RegExp()
Lets you construct a regular expression from two strings.
test()
Tests for the match of the regular expression in the given string str.

String

The String class is a data type that represents a string of characters.
charAt()
Returns the character in the position specified by the index parameter.
charCodeAt()
Returns the numeric Unicode character code of the character at the specified index.
concat()
Appends the supplied arguments to the end of the String object, converting them to strings if necessary, and returns the resulting string.
fromCharCode()
[static] Returns a string comprising the characters represented by the Unicode character codes in the parameters.
indexOf()
Searches the string and returns the position of the first occurrence of val found at or after startIndex within the calling string.
lastIndexOf()
Searches the string from right to left and returns the index of the last occurrence of val found before startIndex.
localeCompare()
Compares the sort order of two or more strings and returns the result of the comparison as an integer.
match()
Matches the specifed pattern against the string.
search()
Searches for the specifed pattern and returns the index of the first matching substring.
slice()
Returns a string that includes the startIndex character and all characters up to, but not including, the endIndex character.
split()
Splits a String object into an array of substrings by dividing it wherever the specified delimiter parameter occurs.
String()
Creates a new String object initialized to the specified string.
substr()
Returns a substring consisting of the characters that start at the specified startIndex and with a length specified by len.
substring()
Returns a string consisting of the character specified by startIndex and all characters up to endIndex - 1.
toLocaleLowerCase()
Returns a copy of this string, with all uppercase characters converted to lowercase.
toLocaleUpperCase()
Returns a copy of this string, with all lowercase characters converted to uppercase.
toLowerCase()
Returns a copy of this string, with all uppercase characters converted to lowercase.
toUpperCase()
Returns a copy of this string, with all lowercase characters converted to uppercase.

uint

The uint class provides methods for working with a data type representing a 32-bit unsigned integer.
uint()
Creates a new uint object.

Vector

The Vector class lets you access and manipulate a vector — an array whose elements all have the same data type.
every()
Executes a test function on each item in the Vector until an item is reached that returns false for the specified function.
filter()
Executes a test function on each item in the Vector and returns a new Vector containing all items that return true for the specified function.
forEach()
Executes a function on each item in the Vector.
join()
Converts the elements in the Vector to strings, inserts the specified separator between the elements, concatenates them, and returns the resulting string.
map()
Executes a function on each item in the Vector, and returns a new Vector of items corresponding to the results of calling the function on each item in this Vector.
pop
Removes the last element from the Vector and returns that element.
reverse()
Reverses the order of the elements in the Vector.
shift()
Removes the first element from the Vector and returns that element.
some()
Executes a test function on each item in the Vector until an item is reached that returns true.
sort()
Sorts the elements in the Vector object, and also returns a sorted Vector object.
splice()
Adds elements to and removes elements from the Vector.
unshift()
Adds one or more elements to the beginning of the Vector and returns the new length of the Vector.
Vector()
Creates a Vector with the specified base type.

Actionscript 官方文档

Resource

Online

Download

Related

Global

Constants

Functions

OO

arguments

Boolean

Function

Namespace

Object

Array

Array

Date

Properties

Methods

Error

Error

DefinitionError

EvalError

ArgumentError

RangeError

ReferenceError

SecurityError

SyntaxError

TypeError

URIError

VerifyError

XML

XML Properties

XML Methods

XMLList

int

int

Math

Methods

Constants

Number

Methods

Constants

QName

QName

RegExp

Properties

Methods

String

String

uint

uint

Vector

Vector