返回值:Booleancallbacks.fired()
V1.7概述
用给定的参数调用所有的回调。
示例
描述:
使用callbacks.fired() 确定,如果列表中的回调至少有一次被呼叫
jQuery 代码:
// a sample logging function to be added to a callbacks list
var foo = function( value ){
console.log( "foo:" + value );
}
var callbacks = $.Callbacks();
// add the function "foo" to the list
callbacks.add( foo );
// fire the items on the list
callbacks.fire( "hello" ); // outputs: "foo: hello"
callbacks.fire( "world "); // outputs: "foo: world"
// test to establish if the callbacks have been called
console.log( callbacks.fired() );