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  1. <?php
  2.  
  3. $str = "code code code\n7362\ncode code code\ncode code code\ncode code code\n63\ncode code code\n...";
  4. $result = preg_replace('~^\d+$\R*~m', '', $str);
  5. echo $result;
Success #stdin #stdout 0s 52488KB
stdin
Standard input is empty
stdout
code code code
code code code
code code code
code code code
code code code
...