验证微信ID:
var reg = /^[a-zA-Z][0-9a-zA-Z_-]{5,19}$/
验证手机号：
/*
* 判断字符串是否符合手机号码格式
* 移动号段: 134,135,136,137,138,139,147,150,151,152,157,158,159,170,178,182,183,184,187,188
* 联通号段: 130,131,132,145,155,156,170,171,175,176,185,186
* 电信号段: 133,149,153,170,173,177,180,181,189
*/
let phoneNumReg = /^((13[0-9])|(14[5,7,9])|(15[^4])|(18[0-9])|(17[0,1,3,5,6,7,8]))\d{8}$/;
验证qq:
规则5~10位纯数字
首位非0
let qqReg = /^[1-9]\d{4,9}$/;