Regular Expressions 101

Sponsors

Library entries

0
dotnet

15.02.2022 15:00:00

15.02.2022 15:00:00
Submitted by anonymous - a day ago
0
dotnet

Minimum 10 herhangi dijit

Minimum 10 herhangi dijit
Submitted by anonymous - a day ago
0
dotnet

USD

USD
Submitted by anonymous - a day ago
0
dotnet

01 Jan 2022 Mon 01:02:03

01 Jan 2022 Mon 01:02:03
Submitted by anonymous - a day ago
0
dotnet

^[A-Z,a-z,\-, ,\&]+$

Koray Bilgi, Text-Regex
Submitted by anonymous - a day ago
-1
dotnet

MMM DDD YYYY

FEB MON 2023
Submitted by anonymous - a day ago
0
pcre

User-Agent

Parser
Submitted by sn3kdev - 5 days ago
0
python

Editoria gamecoin

Capturar editorias do site gamecoin
Submitted by anonymous - 6 days ago
0
pcre

Parcing2

aa
Submitted by anonymous - 7 days ago
0
pcre

trim phone number

trim phone number
Submitted by anonymous - 7 days ago
0
dotnet

Match IPv4 Valid

expression to capture valid IP
Submitted by anonymous - 11 days ago
0
python

Get All inst of Characters Name

Standard Script format tv
Submitted by SummerRay - 12 days ago

match valid JSON

Vote

26

Regular Expression
pcre

/
(?(DEFINE) # Note that everything is atomic, JSON does not need backtracking if it's valid # and this prevents catastrophic backtracking (?<json>(?>\s*(?&object)\s*|\s*(?&array)\s*)) (?<object>(?>\{\s*(?>(?&pair)(?>\s*,\s*(?&pair))*)?\s*\})) (?<pair>(?>(?&STRING)\s*:\s*(?&value))) (?<array>(?>\[\s*(?>(?&value)(?>\s*,\s*(?&value))*)?\s*\])) (?<value>(?>true|false|null|(?&STRING)|(?&NUMBER)|(?&object)|(?&array))) (?<STRING>(?>"(?>\\(?>["\\\/bfnrt]|u[a-fA-F0-9]{4})|[^"\\\0-\x1F\x7F]+)*")) (?<NUMBER>(?>-?(?>0|[1-9][0-9]*)(?>\.[0-9]+)?(?>[eE][+-]?[0-9]+)?)) ) \A(?&json)\z
/
x

Description

Loading markdown...
Submitted by Mateon1 - 8 years ago