Regular Expressions 101

Removes BBCode tags with any characters provided after = (e.g. attributes). Omits unknown tags.

^[1-9]\d{5}(18|19|20)\d{2}((0[1-9])|(1[0-2]))((0-2)|10|20|30|31)\d{3}[0-9Xx]$

只包含中文字，不包含标点符号

只包含中文字，包含标点符号

This will parse command with/without arguments like: command --arg1=string --arg2=string `

prase messages from printers

My own regex for telephone number for my task

Capture 3 digit area code from phone number. Only capture valid NANP area code values. Ignore special characters and spaces.