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  1. <?php
  2.  
  3. $regex = '/^\-1\.2964505(\?pagereq=(\d+))?$/Ui';
  4. preg_match($regex, '-1.2964505?pagereq=1', $matches);
  5. var_dump($matches);
  6. preg_match($regex, '-1.2964505', $matches);
  7. var_dump($matches);
Success #stdin #stdout 0.01s 20568KB
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stdin
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Standard input is empty
stdout
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array(3) {
  [0]=>
  string(20) "-1.2964505?pagereq=1"
  [1]=>
  string(10) "?pagereq=1"
  [2]=>
  string(1) "1"
}
array(1) {
  [0]=>
  string(10) "-1.2964505"
}
https://ideone.com/vlDAVn
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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