此方法用于哈希键属性的值。
语法
hash.get(key);
返回值
返回对应于 paased 键的值。
例子
<html>
<head>
<title>Prototype examples</title>
<script type = "text/javascript" src = "/javascript/prototype.js"></script>
<script>
function showResult() {
var h = new Hash({ a: 'apple', b: 'banana', c: 'coconut' });
alert("Value of a : " + h.get('a') );
// -> 'apple'
alert("Value of b : " + h.get('b') );
// -> 'banana'
alert("Value of d : " + h.get('d') );
// -> undefined
}
</script>
</head>
<body>
<p>Click the button to see the result.</p>
<br />
<br />
<input type = "button" value = "Result" onclick = "showResult();"/>
</body>
</html>作者:terry,如若转载,请注明出处:https://www.web176.com/prototype_api/8737.html
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