[英]Javascript - how to use a variable as a function *and* an object literal
[英]How to extend JavaScript literal (object) with a new variable?
我有JavaScript變量作為文字:
var global = {
getTime : function() {
var currentDate = new Date();
return currentDate.getTime();
}
};
我希望用其他不同的函數擴展這些文字,這些函數將作為變量創建:
var doSomething = function(param){
$("#" + param).hide();
return "hidden";
}
如何用一個包含函數的新變量擴展我的文字?
最后,我希望以這種方式使用它:
alert( global.doSomething("element_id") );
要使用doSomething
方法擴展global
變量,您應該這樣做:
global.doSomething = doSomething;
var global = {
dothis: function() {
alert('this');
}
}
var that = function() {
alert('that');
};
var global2 = {
doSomething: that
};
$.extend(global, global2);
$('#test').click(function() {
global.doSomething();
});
global.doSomething = function(param){
要么
var doSomething = function(param){ ...
global.doSomething = doSomething;
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