preg_match_all() - 执行一个全局正则表达式匹配 preg_replace() - 执行一个正则表达式的搜索和替换 preg_split() - 通过一个正则表达式分隔字符串 preg_last_error() - 返回最后一个PCRE正则执行产生的错误代码 preg_last_error_msg() - Returns the error message of the last
0 - This is a modal window. No compatible source was found for this media. 2preg_match_all() The preg_match_all() function matches all occurrences of pattern in string. 3preg_replace() The preg_replace() function operates just like ereg_replace(), except that regular expressions can be...
The preg_replace() function also accepts arrays as both the $pattern and $replacment parameters for multiple pattern matching and replacements. If the replacement is a string and the pattern is an array, all the matched patterns will be replaced in the subject.<?php $...
The next function will get the part of a given string ($text) matched by the regex ($regex) using a group srorage ($regs). By changing the $regs[0] to $regs[1] we can use a capturing group (in this case griup 1) to match against. The capturing group can also have a name (...
regex_replace(string $str, string $pattern, string $replacement, string $options, string $delimiter): string↑ Replaces all occurrences of $pattern in $str by $replacement.Parameters:string $str The input string. string $pattern The regular expression pattern. string $replacement The string ...
return preg_replace_callback($regex, 'replaceAnchorsWithText', $data);}$input = 'Test 1: PHP.NET1.';$input .= 'Test 2: <A name="test" HREF=\'HTTP: //PHP.NET2\' target="_blank">PHP.NET2</A>.<BR />';$input .= 'Test 3: php.net3';$input .= 'This last line had no...
$subject = ereg_replace($match, $rep, $subject); } return $subject; } ?> This function can turn blocks of text into clickable links or whatever. Example: <?php reg_smart_replace(EMAIL_REGEX, '$$$', $description) ?> will turn all email addresses...
<?php $formatted = preg_replace($regex, '($1) $2-$3 ext. $4', $phoneNumber); // or, provided you use the $matches argument in preg_match $formatted = "($matches[1]) $matches[2]-$matches[3]"; if ($matches[4]) $formatted .= " $matches[4]"; ?> *** Results: ***...
$formatted = preg_replace('/(\d{3})(\d{3})(\d{4})/','($1) $2-$3', $phone);echo$formatted;// Outputs: (123) 456-7890Code language:PHP(php) Advanced Regex Techniques in PHP Once you’re comfortable with the basics, these advanced techniques will take your regex skills to the...
regex_replace(string $str, string $pattern, string $replacement, string $options, string $delimiter): string↑ Replaces all occurrences of $pattern in $str by $replacement.Parameters:string $str The input string. string $pattern The regular expression pattern. string $replacement The string ...