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run code in 300+ PHP versions simultaneously
<?php $s = "abcdefghi"; $p = 4; $n = 3; $p1 = $p-1; $s[$p1] = ''; while(--$n) { $s[++$p1] = ''; } echo $s;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Cannot assign an empty string to a string offset in /in/lTUHj:7 Stack trace: #0 {main} thrown in /in/lTUHj on line 7
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Cannot assign an empty string to a string offset in /in/lTUHj on line 7 Warning: Cannot assign an empty string to a string offset in /in/lTUHj on line 9 Warning: Cannot assign an empty string to a string offset in /in/lTUHj on line 9 abcdefghi
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
abcghi

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295.16 ms | 402 KiB | 407 Q