正则表达式在线替换工具

这个正则表达式在线替换工具可以帮助您替换字符串中符合您的正则化表达式部分.

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

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

维基百科 (正则表达式): https://en.wikipedia.org/wiki/Regular_expression

var regex_replacer = /test/gi;
var test_string = "This is a Test string.";
var replace_to_str = "Result";
var result = test_string.replace(regex_replacer,replace_to_str,test_string);
console.log(result)

-------------------
> "this is a Result string."

import re

regex_replacer = re.compile("test", re.IGNORECASE)
test_string = "This is a Test string."
replace_to = "result"
result = regex_replacer.sub(replace_to, test_string)
print(result)