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function Map () {
var struct = function (key, value) {
This.key = key;
This.value = value;
}
var put = function (key, value) {
for (var i = 0; i < this.arr.length; i++) {
if (This.arr[i].key = = = key) {
This.arr[i].value = value;
Return
}
}
This.arr[this.arr.length] = new struct (key, value);
}
var get = function (key) {
for (var i = 0; i < this.arr.length; i++) {
if (This.arr[i].key = = = key) {
return this.arr[i].value;
}
}
return null;
}
var remove = function (key) {
var V;
for (var i = 0; i < this.arr.length; i++) {
v = this.arr.pop ();
if (V.key = = = key) {
Continue
}
This.arr.unshift (v);
}
}
var size = function () {
return this.arr.length;
}
var isEmpty = function () {
return this.arr.length <= 0;
}
This.arr = new Array ();
This.get = get;
This.put = put;
This.remove = remove;
this.size = size;
This.isempty = IsEmpty;
}
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<! DOCTYPE html>
<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 ">
<title> Untitled Document </title>
<script src= "Jquery-1.7.2.js" type= "Text/javascript" ></script>
Encapsulate the map into JS introduction
<script src= "Map.js" type= "Text/javascript" ></script>
<script type= "Text/javascript" >
function Test () {
var map = new map ();
Map.put ("Re", "Redhacker");
Alert ("Mapvalue" + map.get ("Re"))
}
</script>
<body>
<form>
<input type= "button" value= "Take map value" onclick= "Test ();"
</form>
</body>
JS Create map
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