属性:
UIButton *rightButton;//获取验证码
NSTimer *_timer;
NSInteger time;
初始化时间 :time=60;
功能:
#pragma mark =======获取验证码
- (void)codeClick:(UIButton *)button{
[self.view endEditing:YES];
BOOL isPhone = [Ht_control isMobileNumber:mobileTextField.text];
if (!isPhone) {
[Ht_control showMessage:@"请输入有效手机号"];
return;
}
[self creatCodeData];
}
#pragma mark ====获取验证码
- (void)creatCodeData{
rightButton.enabled = NO;
[rightButton setTitle:[NSString stringWithFormat:@"获取验证码(%zi)", time] forState:UIControlStateNormal];
_timer = [NSTimer scheduledTimerWithTimeInterval:1 target:self selector:@selector(timeDown) userInfo:nil repeats:YES];
//请求数据
}
- (void)timeDown
{
time --;
if (time == 0) {
[rightButton setTitle:@"重新获取" forState:UIControlStateNormal];
rightButton.enabled = YES;
[_timer invalidate];
_timer = nil;
time = 60;
return;
}
[rightButton setTitle:[NSString stringWithFormat:@"获取验证码(%zi)", time] forState:UIControlStateNormal];
}
