Regular Expressions 101

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Regular Expressions 101

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Search for URL

Searches the string for valid URLs. Includes HTTP, HTTPS, and localhost with it's port.

Submitted by Evan Wilson - 21 days ago

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Validar identificación

Solo se admiten numeros, sin espacios al inicio o fin

Submitted by anonymous - 21 days ago

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Validar Nombres

Sin espacio al inicio o fin, sin caracteres especiales

Submitted by Brahian Torres - 21 days ago

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Semver split

"1.2.3" Group 1: 1 Group 2: 2 Group 3: 3

Submitted by Icaruk - 21 days ago

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Replace multiple spaces to single space.

/preg_replace('!\s+!', ' ', $s)/gm

Submitted by anonymous - 22 days ago

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parse spanish medicine names

sure that can be more shortly, but well... and a newbie

Submitted by metaStringDay0 - 22 days ago

1

searchjsonmutikey

Submitted by anonymous - 22 days ago

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Semantic Version

Matches and groups categories of semantic versions.

Submitted by Jon Stinnett - 23 days ago

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Dynamic Length Version Parser

Matches on version syntax, grouping the Major version alone, Minor-Patch, and Label alone.

Submitted by Jon Stinnett - 23 days ago

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IPv4 Address

Matches on whole IP addresses

Submitted by Jon Stinnett - 23 days ago

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IPv4 Address Labelled Octet

Matches on IPv4 addresses and groups each octet.

Submitted by Jon Stinnett - 23 days ago

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Email selection

Select emails from a string

Submitted by anonymous - 23 days ago

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SAS numeric formats

Rows that could be considered numeric format data in SAS

Submitted by anonymous - 24 days ago

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Test with Regex

1. Type = xhr Response Headers access-control-allow-headers DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Content-Range,Range,X-DEVICE-TOKEN,deviceToken,agent access-control-allow-methods access-control-allow-origin...

Submitted by Yetaroo - 24 days ago

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IP v4 regular expression

Regular expression for IP v4 string. ^((25[0-5]|2[0-4]\d|1\d{2}|\d{1,2})\.){3}(25[0-5]|2[0-4]\d|1\d{2}|\d{1,2})$

Submitted by x-strong@foxmail.com - 24 days ago

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Find abbreviations not in parenthesis

Matches a sequence of 2 or more uppercase letters not surrounded by parenthesis.

Submitted by Devlin - 24 days ago

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HTML ID regex

Very basic regex to match an alphanumeric id tag.

Submitted by anonymous - 25 days ago

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delim_1

Разделитель типа улицы и наименования улицы

Submitted by anonymous - 25 days ago

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Closes properly self-closing tags in HTML

In an HTML will replace all auto-closed tags (/>) with a proper tag closing. It works even if the tag has a closing sign (>) inside an attribute.

Submitted by nabab - 25 days ago

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Validate Phone number

to validate phone number

Submitted by anonymous - a month ago

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