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<?php $pattern = "/([a-zA-Z0-9+._-]+)@([a-zA-Z0-9._-]+\.[a-zA-Z0-9_-]+)/"; $template = '<a email-a="%s" email-b="%s">[click to email]</a>'; $str = "bla bla bla firstbit@secondbit.com bla bla bla"; $newStr = preg_replace_callback($pattern, function($matches) use ($template) { [, $local, $host] = $matches; return sprintf($template, $local, $host); }, $str); echo $newStr;
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
bla bla bla <a email-a="firstbit" email-b="secondbit.com">[click to email]</a> bla bla bla
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Parse error: syntax error, unexpected ',', expecting ']' in /in/CsPg3 on line 9
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/CsPg3 on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/CsPg3 on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/CsPg3 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/CsPg3 on line 8
Process exited with code 255.

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