fork download 
  1. <?php
  2. $url = "http://y...content-available-to-author-only...e.com/v=UNKOchinchin999999";
  3. preg_match("/v=([@0-9a-zA-Z]+)/",$url,$hash);
  4. print_r($hash);
  5. ?>
Success #stdin #stdout 0.01s 20520KB
comments (?)
stdin 
Standard input is empty
stdout 
Array
(
    [0] => v=UNKOchinchin999999
    [1] => UNKOchinchin999999
)
https://ideone.com/QRhaNK
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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