PHP Regex

Живой тестер Regex для PHP

Regex

/ /

Regex опции

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preg_match

preg_match_all

preg_replace

preg_grep

preg_split

Cheat Sheet

`[abc]`	A single character of: a, b or c
`[^abc]`	Any single character except: a, b, or c
`[a-z]`	Any single character in the range a-z
`[a-zA-Z]`	Any single character in the range a-z or A-Z
`^`	Start of line
`$`	End of line
`\A`	Start of string
`\z`	End of string

`.`	Any single character
`\s`	Any whitespace character
`\S`	Any non-whitespace character
`\d`	Any digit
`\D`	Any non-digit
`\w`	Any word character (letter, number, underscore)
`\W`	Any non-word character
`\b`	Any word boundary

`(...)`	Capture everything enclosed
`(a\|b)`	a or b
`a?`	Zero or one of a
`a*`	Zero or more of a
`a+`	One or more of a
`a{3}`	Exactly 3 of a
`a{3,}`	3 or more of a
`a{3,6}`	Between 3 and 6 of a

Options

i case insensitive m treat as multi-line string s dot matches newline x ignore whitespace in regex A matches only at the start of string D matches only at the end of string U non-greedy matching by default

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PHP Regex

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