fork download 
  1. <?php
  2.  
  3. error_reporting (-1);
  4.  
  5. $text = "rhhRj 12 4.57 tThr";
  6. $regexp = "/^\s+[0-9]+/";
  7.  
  8. $matches = array();
  9.  
  10. if (preg_match($regexp, $text, $matches)) {
  11. 	echo "Число есть в тексте: {$matches[0]}\n";
  12. } else {
  13. 	echo "Числа не обнаружено";
  14. }
Success #stdin #stdout 0.01s 20568KB
comments (?)
stdin 
Standard input is empty
stdout 
Числа не обнаружено
https://ideone.com/xaRkTs
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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!