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  1. <?php
  2. $input = '@Hello@ & Good Day ~World~';
  3. echo  preg_replace_callback('/([@~])(.*?)([@~])/im', function ($matches){
  4. 	return (strpos($matches[1], '@') !== false) ? "<i>{$matches[2]}</i>" : "<b>{$matches[2]}</b>";}, $input);
Success #stdin #stdout 0.02s 52472KB
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<i>Hello</i> & Good Day <b>World</b>
https://ideone.com/o9pH2S
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
secret

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