论正则表达式

正则表达式的匹配

匹配邮箱:

		var emailStr = "13045289426@qq.com";
		var reg = /\w[\w]*@+[\w.]+[A-Za-z]$/
		console.log(emailStr.match(reg))

匹配手机号

		var numb = "13666666969"
		var reg1 = /^1*[34578]*[0-9]{9}$/
		console.log(numb.match(reg1))

匹配身份证

var  identityCard ="610114199612281435"
var reg2 = /^61[\d]{4}(1|2{1})[\d]{3}((0[1-9]{1})|(1[0-2]{1}))((0[1-9]{1})|((1|2)[0-9]{1})|30|31)

[0-9xX]{4}$/
			console.log(identityCard.match(reg2))
			console.log(reg2.test(identityCard))