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  1. <?php
  2.  
  3. $string = "customer-service/tweep/cs/gsergsergrs/2017-20190Course-Schedule.pdf";
  4. echo preg_replace('~[^/]+/~', "---/", $string);
Success #stdin #stdout 0.03s 23872KB
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---/---/---/---/2017-20190Course-Schedule.pdf
https://ideone.com/xIzcgT
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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