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  1. <?php
  2.  
  3. $s = "Hello Mr/Mrs {{Name}}. You have subscribed for {{Service}} at {{Date}} {{I_DONT_KNOW_IT}}.";
  4. $arr = array(
  5.     'Name' => "customerName", //or string
  6.     'Service' => "serviceName", //or string
  7.     'Date' => '2015-06-06'
  8. );
  9. echo $res = preg_replace_callback('/{{(.*?)}}/', function($m) use ($arr) {
  10. 	   return isset($arr[$m[1]]) ? $arr[$m[1]] : $m[0]; 
  11. 	}, $s);
Success #stdin #stdout 0.02s 52432KB
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Hello Mr/Mrs customerName. You have subscribed for serviceName at 2015-06-06 {{I_DONT_KNOW_IT}}.
https://ideone.com/B7acCt
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
secret

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