1

我使用这个提示语句并想将另一个变量传递给回调函数:

正常行为:

Ext.MessageBox.prompt('Name', 'New folder name:', this.callbackCreateFolder);

callbackCreateFolder: function(btn, text) {
         console.log( btn ); // value as expected
         console.log( text ); // value as expected
}

我想要的是:

Ext.MessageBox.prompt('Name', 'New folder name:', this.callbackCreateFolder(oRecord));
callbackCreateFolder: function(btn, text, oRecord) {
         console.log( btn ); // undefined
         console.log( text ); // undefined
         console.log( oRecord ); // value as expected
}

将附加参数传递给函数的最佳方法是什么?

4

1 回答 1

3
Ext.require('*');

function foo(btn, text, s1, s2) {
    console.log(s1, s2);
}

Ext.onReady(function(){
    Ext.MessageBox.prompt('Name', 'New folder name:', Ext.Function.bind(foo, null, ['bar', 'baz'], 2));
});
于 2012-08-30T09:06:34.017 回答