jseg_pro_object_defining_example 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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<html>
<body>
<script type="text/javascript">
function StringBuffer () {
  this._strings_ = new Array();
}
StringBuffer.prototype.append = function(str) {
  this._strings_.push(str);
};
StringBuffer.prototype.toString = function() {
  return this._strings_.join("");
};
var buffer = new StringBuffer ();
buffer.append("hello ");
buffer.append("world");
var result = buffer.toString();
document.write(buffer);
</script>
</body>
</html>
 
 
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运行结果
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