Regex

grupojaque-ngx-commons › Globals › "lib/helpers/regex/regex.helper"

Index

Variables

• RegexEmail
• RegexURL
• RegexValidYoutubeId
• RegexYouTubeURL

Functions

• RegexPassword
• stripRegex

Variables

Const RegexEmail

• RegexEmail: RegExp‹› = /^^\s@+@^\s@+.^\s@+$/

Defined in lib/helpers/regex/regex.helper.ts:36

Matches a general structure for emails: '...'@'...'.'...'

This won't check for the validity of domain extensions, or forbidden patterns and characters other than not having more than two @ in the email.

// returns ["hey@hey.com", index: 0, input: "hey@hey.com", groups: undefined]

"hey@hey.com".match(RegexEmail)

// returns null

"hey@hey@hey.com".match(RegexEmail)

// returns null

"hey.com".match(RegexEmail)

---

Const RegexURL

• RegexURL: RegExp‹› = /https?:\/\/(www.)?[-a-zA-Z0-9@:%._+~#=]{1,256}.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_+.~#?&//=]*)/gi

Defined in lib/helpers/regex/regex.helper.ts:129

---

Const RegexValidYoutubeId

• RegexValidYoutubeId: RegExp‹› = /[A-Za-z0-9_-]{11}$/

Defined in lib/helpers/regex/regex.helper.ts:84

Matches valid YouTube IDs (11-char base64 with '-' instead of '+' and '_' instead of '/')

// returns ["jNQXAC9IVRw", index: 0, input: "jNQXAC9IVRw", groups: undefined]

"jNQXAC9IVRw".match(RegexValidYoutubeId)

// returns ["___________", index: 0, input: "___________", groups: undefined]

"___________".match(RegexValidYoutubeId)

// returns null, length is not 11

"12".match(RegexValidYoutubeId)

// returns null, length is not 11

"01234567890123".match(RegexValidYoutubeId)

// returns null, invalid char

"jNQXAC9IVR+".match(RegexValidYoutubeId)

---

Const RegexYouTubeURL

• RegexYouTubeURL: RegExp‹› = new RegExp( .*(?:youtu.be\\/|v\\/|u\\/\\w\\/|embed\\/|watch\\?v=)(${stripRegex( RegexValidYoutubeId )}).* )

Defined in lib/helpers/regex/regex.helper.ts:122

Will obtian the video ID from common YouTube URL structures

The returned value v will contain:

• at v[0] the full url that matched
• at v[1] the video ID that matches @RegexValidYoutubeId

Common YouTube URL structures include:

• '...'youtu.be/{VideoID}
• '...'watch/v=?{VideoID}
• '...'v/{VideoID}
• '...'u/''/{VideoID}

// returns [

// "https://www.youtube.com/watch?v=jNQXAC9IVRw",

// "jNQXAC9IVRw",

// index: 0, input: "jNQXAC9IVRw", groups: undefined]

"https://www.youtube.com/watch?v=jNQXAC9IVRw".match(RegexValidYoutubeId)

// returns [

// "https://youtu.be/jNQXAC9IVRw",

// "jNQXAC9IVRw",

// index: 0, input: "jNQXAC9IVRw", groups: undefined]

"https://youtu.be/jNQXAC9IVRw".match(RegexValidYoutubeId)

// returns null, ID is not valid

"https://youtu.be/++-&/(".match(RegexValidYoutubeId)

// returns null, structure is not valid

"https://yt/jNQXAC9IVRw".match(RegexValidYoutubeId)

see RegexValidYoutubeId

Functions

Const RegexPassword

▸ RegexPassword(minLength: number, maxLength?: number): RegExp‹›

Defined in lib/helpers/regex/regex.helper.ts:57

Matches strings with 1 capital letter, 1 number, 1 symbol, and custom length.

When called like RegexPassword() it'll use 8 as default minimum length.

// returns ["Abc123+-", index: 0, input: "Abc123+-", groups: undefined]

"Abc123+-".match(RegexPassword())

// returns null

"Abc123+-".match(RegexPassword(100))

// returns null

"verysecure".match(RegexPassword)

Parameters:

Name	Type	Default	Description
minLength	number	8	Minimum number of characters for the password
maxLength?	number	-	Maximum number of characters for the password

Returns: RegExp‹›

---

Const stripRegex

▸ stripRegex(regex: RegExp): string

Defined in lib/helpers/regex/regex.helper.ts:14

Takes a RegExp and returns only the content, without "/" delimiters or flags

// returns "[a-zA-Z]"

stripRegex(/[a-zA-Z]/)

// returns "[a-zA-Z]"

stripRegex(/[a-zA-Z]/igm)

Parameters:

Name	Type	Description
regex	RegExp	Regular Expresion to extract the content of

Returns: string