2019前端必用正则表达式汇总整理——亲自验证，请放心使用！

/^1((3[\d])|(4[5,6,9])|(5[0-3,5-9])|(6[5-7])|(7[0-8])|(8[1-3,5-8])|(9[1,8,9]))\d{8}$/

/\d{3}-\d{8}|\d{4}-\d{7}/

/(^1([3|4|5|7|8|])\d{9}$)|(^(\(\d{3,4}\)|\d{3,4}-|\s)?\d{7,14}$)/

/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/

/^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$|^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}([0-9]|X)$/

/^[0-9A-Za-z]{4,10}$/

/^[a-zA-Z][a-zA-Z0-9_]{4,15}$/

/^[a-zA-Z0-9_-]{4,16}$/

/^[a-zA-Z]*$/

/[^A-Za-z]/

/^[A-Z]+$/

/^[a-z]+$/

/^[0-9a-zA-Z\u4E00-\uFA29]*$/

/^(([\u4E00-\u9FA5])|(\d))+$/

/^[A-Za-z0-9]+$/

/^[\u4E00-\u9FA5]/

/^-?\d+$/

[a-zA-Z0-9][-a-zA-Z0-9]{0,62}(/.[a-zA-Z0-9][-a-zA-Z0-9]{0,62})+/.?

[a-zA-z]+://[^\s]* 或 ^http://([\w-]+\.)+[\w-]+(/[\w-./?%&=]*)?$

/^([1-9]\d*(\.\d+)?|0)$/

/^\d+\.\d+$/

/^[0-9]{8}$/

/^\d+(\.?|(\.\d+)?)$/

/image\/(png|jpg|jpeg|gif)$/

/^\d{4}(-)\d{1,2}\1\d{1,2}$/

/^(0?[1-9]|1[0-2])$/

/^((0?[1-9])|((1|2)[0-9])|30|31)$/

/<(.*)>.*<\/\1>|<(.*) \/>/

/^[1-9]*[1-9][0-9]*$/

/^.*(?=.{6,})(?=.*\d)(?=.*[A-Z])(?=.*[a-z])(?=.*[!@#$%^&*? ]).*$/

/^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/

/^#?([a-fA-F0-9]{6}|[a-fA-F0-9]{3})$/

/^[a-zA-Z]([-_a-zA-Z0-9]{5,19})+$/

^\s*|\s*$或(^\s*)|(\s*$)

/^(0[1-7]|1[0-356]|2[0-7]|3[0-6]|4[0-7]|5[1-7]|6[1-7]|7[0-5]|8[013-6])\d{4}$/