callbacks.remove()

类别: 回调对象

callbacks.remove( callbacks )返回值: Callbacks

描述: 从回调列表中移除一个回调或一组回调。

此方法返回其附加到的 Callbacks 对象 (this)。

示例

使用 callbacks.remove() 从回调列表中移除回调

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// 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"
 
// Remove "foo" from the callback list
callbacks.remove( foo );
 
// Fire the items on the list again
callbacks.fire( "world" );
 
// Nothing output as "foo" is no longer in the list