fork download 
  1. <?php
  2.  
  3. $pattern = <<<'EOT'
  4. /[~!@#$%^&*()+`'";:<>\/\\|]/
  5. EOT;
  6.  
  7. $text = 'ab\c';
  8. echo "$text\n";
  9. if (!(preg_match($pattern, $text))){
  10.     echo "Great! Special symbols was not found!";    
  11. }
Success #stdin #stdout 0.02s 82624KB
comments (?)
stdin 
Standard input is empty
stdout 
ab\c
https://ideone.com/biYLy2
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!