Javascript callback and function pointer
簡單的代碼示例:<!--
function show(cbfunction,name){
return function(sex){//這里返回一個(gè)有參數(shù)的Function
cbfunction(name);//調(diào)用參數(shù)傳入的函數(shù)
alert(sex);
}
}
function hello(name){
alert("hello " + name);
}
var fn = show(hello,"aichen");//返回的是一個(gè)函數(shù),fn 為函數(shù)指針
fn("boy");
--//>
have fun!^_^
posted on 2006-03-24 13:41 艾塵 閱讀(783) 評(píng)論(0) 編輯 收藏 所屬分類: learn more