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[操作系统]【代码笔记】UITextField设置placeholder颜色


一,效果图。

二,工程图。

三,代码。

RootViewController.h

#import <UIKit/UIKit.h>@interface RootViewController : UIViewController<UITextFieldDelegate>@end

 

RootViewController.m

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#import "RootViewController.h"@interface RootViewController ()@end@implementation RootViewController- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{  self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];  if (self) {    // Custom initialization  }  return self;}- (void)viewDidLoad{  [super viewDidLoad];  // Do any additional setup after loading the view.        UITextField *textField=[[UITextField alloc]initWithFrame:CGRectMake(50, 100, 200, 50)];    //UITextField设置placeholder颜色  UIColor *color = [UIColor redColor];  textField.attributedPlaceholder = [[NSAttributedString alloc] initWithString:@"密码" attributes:@{NSForegroundColorAttributeName: color}];    textField.delegate=self;  [self.view addSubview:textField];  }
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