正則表達式在線測試工具

這個正則表達式在線測試工具可以幫助您測試您的正則化表達式是否正確. 支持高亮標記和6種flags.

Javascript RegExp手冊: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp

Python re庫: https://docs.python.org/3/library/re.html

維基百科 (正則表達式): https://en.wikipedia.org/wiki/Regular_expression

var regex_tester = /([A-Z])\w+/g;
var test_string = "This is a Test string."
console.log(regex_tester.test(test_string))

-------------------
> true

import re

regex_tester = re.compile("([A-Z])\w+", re.I | re.DOTALL)
test_string = "This is a Test string."

if regex_tester.match(test_string):
    print("True")
else:
    print("False")