ReflectionClass::isIterateable

ReflectionClass::isIterateable

(PHP 5, PHP 7)

ReflectionClass::isIterateableChecks if iterateable

Description

public bool ReflectionClass::isIterateable ( void )

Checks whether the class is iterateable.

Parameters

This function has no parameters.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 ReflectionClass::isIterateable() example

<?php

class IteratorClass implements Iterator {
    public function __construct() { }
    public function key() { }
    public function current() { }
    function next() { }
    function valid() { }
    function rewind() { }
}
class DerivedClass extends IteratorClass { }
class NonIterator { }

function dump_iterateable($class) {
    $reflection = new ReflectionClass($class);
    var_dump($reflection->isIterateable());
}

$classes = array("ArrayObject", "IteratorClass", "DerivedClass", "NonIterator");

foreach ($classes as $class) {
    echo "Is $class iterateable? ";
    dump_iterateable($class);
}
?>

The above example will output:

Is ArrayObject iterateable? bool(true)
Is IteratorClass iterateable? bool(true)
Is DerivedClass iterateable? bool(true)
Is NonIterator iterateable? bool(false)

See Also

© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/reflectionclass.isiterateable.php

在线笔记
App下载
App下载

扫描二维码

下载编程狮App

公众号
微信公众号

编程狮公众号

意见反馈
返回顶部