textFiled的placeHolder字体颜色

self.title=@"修改UITextField的placeholder字体颜色";

    UITextField *textTF=[[UITextField alloc]initWithFrame:CGRectMake(20,130,300,30)];

    textTF.placeholder=@"修改UITextField的placeholder字体颜色";

//    // 一种方式

//    [textTF setValue:[UIColor redColor] forKeyPath:@"_placeholderLabel.textColor"];

    // 第二种方式

    textTF.attributedPlaceholder=[[NSAttributedString alloc]initWithString:@"修改UITextField的placeholder字体颜色" attributes:@{NSForegroundColorAttributeName:[UIColor redColor]}];

    [self.view addSubview:textTF];