3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = range('CN_0001', 'CN_0150'); foreach($a as $rid){ print_r($rid); }
Output for 8.3.0 - 8.3.4
Warning: range(): Argument #1 ($start) must be a single byte, subsequent bytes are ignored in /in/U5f6v on line 3 Warning: range(): Argument #2 ($end) must be a single byte, subsequent bytes are ignored in /in/U5f6v on line 3 C
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17
C

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179.02 ms | 403 KiB | 184 Q