JavaScript Test

I have a thousands line of chrome console log with the similar pattern as below. 10:52:52.041 VM75… Read more Manipulate And Filter A Large String With Similar Pattern In Javascript

This is for a syntax checker. (yeah i know using regex is not ideal) The reader already detected th… Read more Using Regex To Pass Syntax-valid C++ Declaration/initialization

I am trying to make validation for an html input by assigning via javascript a regex using the foll… Read more Regex Case Insensitive With Input Match

I am trying to find a regular expression that will match a string when it's NOT preceded by ano… Read more Regular Expression - Match String Not Preceded By Another String (javascript)

I am using the following regext (? Solution 1: Use capture groups: function words ( s ) { var … Read more Regex Lookbehind Not Supported In Safari - How To Achieve The Same?

Hi i want to use below php regex in spry java script framework but them doesn't work with spry … Read more Difference Between Php Regex And Javascript Regex

How to replace the host part of a URL using javascript regex. This can be any kind of URL with or w… Read more How To Replace Host Part Of A Url Using Javascript Regex

I'm trying to write a regular expression that will match a strings similar to the ones below: Y… Read more What's Wrong With The Non Capture Group In My Regular Expression

I have two patterns for javascript: /^[A-z0-9]{10}$/ - string of exactly length of 10 of alphanume… Read more “combine” 2 Regex With A Logic Or?

I want to make sentence case with JavaScript. Input: hello world example I have tried this so far:… Read more Sentencecase In Javascript

I want to validate a string in javascript that contains a Boolean expression with brackets. The str… Read more Validate A Boolean Expression With Brackets In Javascript Regex

I need a regex that can match a string of numbers from 1 to 1000 separated by commas. eg : 12,56,1… Read more Regular Expression For Csv Numbers From 1 To 1000

ok so i have this string: [{'id':1},{'id':2,'children':[{'id':3},{&… Read more Convert Json String Into Meaning Full Data To Parse

I have defined some characters which are legal to use. var reg= /[-!*() ~{}&… Read more Check Legal Characters By Regular Expression But With Unexpected Result

There is a very helpful article on how to validate roman numerals How do you match only valid roman… Read more How Do You Match Valid Integers And Roman Numerals With A Regular Expression?

I have a RegExp like this one: /(?!xx)x.+?(?!xx)x/g There are three example strings that I test. I… Read more Match Single Character But Not Multiple

if I want to validate the input of a , and want it to contain, for example, only numerical values, … Read more Can A Regex Whitespace Character Cause An Injection?

This regex /{(\w+)}/g is supposed to match every word character between the curly braces {}. Instea… Read more Regex101 Vs Javascript String.match Disagreement

I need to match and replace some comments. for example: $test = 'the url is http://www.google.c… Read more Match "//" Comments With Regex But Not Inside A Quote

I came across this pen at codePen, and found a bug. If you type in the following chars in the searc… Read more Regex Gives Error For Certain Chars