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"PHP preg replace()"의 두 판 사이의 차이

(새 문서: {{DISPLAYTITLE:PHP preg_replace()}} ==개요== ;PHP preg_replace() <source lang='PHP'> $string = '135.79.246.80'; $pattern = '/(\.\d+)$/'; $replacement = '.x'; echo preg_replace($pat...)
 
 
(사용자 2명의 중간 판 9개는 보이지 않습니다)
3번째 줄: 3번째 줄:
;PHP preg_replace()
;PHP preg_replace()


<source lang='PHP'>
<syntaxhighlight lang='PHP' run>
$string = '135.79.246.80';
$string = '135.79.246.80';
$pattern = '/(\.\d+)$/';
$pattern = '/(\.\d+)$/';
$replacement = '.x';
$replacement = '.x';
echo preg_replace($pattern, $replacement, $string);
echo preg_replace($pattern, $replacement, $string); # 135.79.246.x
# 135.79.246.x
</syntaxhighlight>
</source>
<syntaxhighlight lang='PHP' run>
<source lang='PHP'>
$string = 'April 15, 2003';
$string = 'April 15, 2003';
$pattern = '/(\w+) (\d+), (\d+)/i';
$pattern = '/(\w+) (\d+), (\d+)/i';
$replacement = '${1}1,$3';
$replacement = '${1}x,$3';
echo preg_replace($pattern, $replacement, $string);
echo preg_replace($pattern, $replacement, $string); # Aprilx,2003
# April1,2003
</syntaxhighlight>
</source>
<syntaxhighlight lang='PHP' run>
<source lang='PHP'>
$string = 'The quick brown fox jumps over the lazy dog.';
$string = 'The quick brown fox jumps over the lazy dog.';
$patterns = array();
$patterns = ['/quick/','/brown/','/fox/'];
$patterns[0] = '/quick/';
$replacements = ['bear','black','slow'];
$patterns[1] = '/brown/';
echo preg_replace($patterns, $replacements, $string); # The bear black slow jumps over the lazy dog.
$patterns[2] = '/fox/';
</syntaxhighlight>
$replacements = array();
<syntaxhighlight lang='php' run>
$replacements[2] = 'bear';
var_dump( preg_replace('/\.java$/', '', 'mypackage/MyClass') );
$replacements[1] = 'black';
var_dump( preg_replace('/\.java$/', '', 'mypackage.java/MyClass') );
$replacements[0] = 'slow';
var_dump( preg_replace('/\.java$/', '', 'mypackage/MyClass_java') );
echo preg_replace($patterns, $replacements, $string);
var_dump( preg_replace('/\.java$/', '', 'mypackage/MyClass.java') );
# The bear black slow jumps over the lazy dog.
</syntaxhighlight>
</source>
<syntaxhighlight lang='php' run>
var_dump(preg_replace('/http:\/\//', 'https://', 'http://example.com'));
var_dump(preg_replace('/http:\/\//', 'https://', 'http://example.com/api?url=http://example.com'));
var_dump(preg_replace('/^http:\/\//', 'https://', 'http://example.com'));
var_dump(preg_replace('/^http:\/\//', 'https://', 'http://example.com/api?url=http://example.com'));
</syntaxhighlight>


==같이 보기==
==같이 보기==
* [[PHP preg_replace_callback()]]
* [[PHP preg_replace_callback_array()]]
* [[PHP str_replace()]]
* [[함수 preg_replace()]]
* [[함수 preg_replace()]]


37번째 줄: 43번째 줄:
* http://php.net/manual/en/function.preg-replace.php
* http://php.net/manual/en/function.preg-replace.php


[[category: PHP]]
[[category: PHP PCRE 함수]]
[[분류: 정규표현식]]

2023년 3월 25일 (토) 01:08 기준 최신판

1 개요[ | ]

PHP preg_replace()
$string = '135.79.246.80';
$pattern = '/(\.\d+)$/';
$replacement = '.x';
echo preg_replace($pattern, $replacement, $string); # 135.79.246.x

$string = 'April 15, 2003';
$pattern = '/(\w+) (\d+), (\d+)/i';
$replacement = '${1}x,$3';
echo preg_replace($pattern, $replacement, $string); # Aprilx,2003

$string = 'The quick brown fox jumps over the lazy dog.';
$patterns = ['/quick/','/brown/','/fox/'];
$replacements = ['bear','black','slow'];
echo preg_replace($patterns, $replacements, $string); # The bear black slow jumps over the lazy dog.

var_dump( preg_replace('/\.java$/', '', 'mypackage/MyClass') );
var_dump( preg_replace('/\.java$/', '', 'mypackage.java/MyClass') );
var_dump( preg_replace('/\.java$/', '', 'mypackage/MyClass_java') );
var_dump( preg_replace('/\.java$/', '', 'mypackage/MyClass.java') );

var_dump(preg_replace('/http:\/\//', 'https://', 'http://example.com'));
var_dump(preg_replace('/http:\/\//', 'https://', 'http://example.com/api?url=http://example.com'));
var_dump(preg_replace('/^http:\/\//', 'https://', 'http://example.com'));
var_dump(preg_replace('/^http:\/\//', 'https://', 'http://example.com/api?url=http://example.com'));

2 같이 보기[ | ]

3 참고[ | ]

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