1.实现了验证码倒计时的功能

1.以下验证码例子采用的是先获取手机号文字验证码，如果文字验证码收不到，将采用语音播放验证码的形式，两种形式的结合，基本避免个别手机号收不到的问题，从而是验证码的成功率接近100 ，有效的避免客户的流失。

2.文字短信验证码和语音短信验证码只是修改一下调用接口的文件名称即可，需要注意的是语音验证码内容是4或6位的数字。

3.以上只是一个简单的调用的例子，关于返回值可参考官网

4.以上先加上图片验证码，然后才可以获取手机验证码，主要是为了防止有些软件恶意获取手机号给它人发送，从而造成短信的浪费，当然方法有很多。不一定非要这一种，这种方法也可能不能完全避免软件恶意获取，但相对还是有效的。-1 realize the function verification code countdown

1. Verify the following code example uses is to obtain the phone number word verification code, if the text does not receive the verification code to, the use of voice playback verification code form, two forms of combination, basically to avoid not received individual mobile phone number,　but the verification code success rate close to 100 , effectively avoid customer loss.

2 text messages and voice verification code SMS verification code just modify the file name to call interface, note that voice verification code is 4 or 6 digits.

3 more than just a simple example of the call, a return value of reference.

More than 4 of the first plus picture verification code, and then can get the mobile phone verification code, mainly in order to prevent some malicious software for mobile phone number to send it messages, resulting in waste, there are a lot of methods. Not this one, this method may not completely avoid malicious software acq