//1.初始化
[IQKeyBoardManager installKeyboardManager];
//2.添加一个输入框   并让他不显示
textFiled = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 0, 0)];
[self.view addSubview:textFiled];
//3.添加键盘上方输入框布局
__unsafe_unretained UITextField *tf = textFiled;
[textFiled addTextFiled:^(UITextField *mTextFiled) {
    //点击输入框的回车之后 回调回来的内容
    [[[iToast makeText:[NSString stringWithFormat:@"输入的内容：%@",mTextFiled.text]] setGravity:iToastGravityCenter] show];
    [tf resignFirstResponder];
}];
 //4.显示键盘
[textFiled becomeFirstResponder];

![img](http://git.oschina.net/gejw0623/TextFiledWithKeyBoard/blob/master/TextFiledWithKeyBoard/screen.jpg)