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run code in 300+ PHP versions simultaneously
<?php $a = "Bleh"; $b = "Ho Hum"; function testIt (&$b){ $b = "Yay!"; } echo $a."\n"; testIt(&$a); echo $a."\n"; echo $b."\n";
Output for 5.4.0 - 5.4.30
Fatal error: Call-time pass-by-reference has been removed in /in/liOkl on line 10
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Deprecated: Call-time pass-by-reference has been deprecated in /in/liOkl on line 10 Bleh Yay! Ho Hum
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174.31 ms | 940 KiB | 69 Q