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  1. <?php
  2.  
  3. function foo($user_id, $chat_id = 0) {
  4.   return $user_id;
  5. }
  6.  
  7. echo foo(42);
Success #stdin #stdout 0.02s 23684KB
comments (?)
stdin 
Standard input is empty
stdout 
42
https://ideone.com/pznHmf
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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