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/********************jsmap.js**************************/
/////// map Àà
function classMap() {
this.map = new Array();
var struct = function(key,
value){
this.key = key;
this.value = value;
};
this.lookUp = function (key){
for (var i = 0; i <
this.map.length; i++)
{
if ( this.map[i].key === key )
{
return this.map[i].value;
}
}
return null;
};
this.setAt = function (key, value){
for (var i = 0; i
< this.map.length; i++)
{
if ( this.map[i].key === key )
{
this.map[i].value = value;
return;
}
}
this.map[this.map.length] = new struct(key,value);
};
this.removeKey = function removeKey(key){
var v;
for (var i =
0; i < this.map.length; i++)
{
v = this.map.pop();
if
( v.key === key )
continue;
this.map.unshift(v);
}
};
this.getCount = function(){
return
this.map.length;
};
this.isEmpty = function(){
return this.map.length <= 0;
};
}
////////////////////////////////////////////////////////////////////////////////////////////////
/********************µ÷ÓÃ***********************/
window.onload = function(){
var map = new classMap();
alert("is the map empty? " +
map.isEmpty());
// string to array
map.setAt("sw1", "aaaa
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{
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{
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