3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { var $bar = 'okok'; } $arr = array(0 => 'bar'); $f = new foo(); echo $f->$arr[0]; // php7 // < php7 'okok'
Output for 8.3.0 - 8.3.6
Warning: Array to string conversion in /in/vHe5F on line 6 Warning: Undefined property: foo::$Array in /in/vHe5F on line 6 Warning: Trying to access array offset on null in /in/vHe5F on line 6
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Array to string conversion in /in/vHe5F on line 6 Warning: Undefined property: foo::$Array in /in/vHe5F on line 6 Warning: Trying to access array offset on value of type null in /in/vHe5F on line 6
Output for 7.4.0 - 7.4.33
Notice: Array to string conversion in /in/vHe5F on line 6 Notice: Undefined property: foo::$Array in /in/vHe5F on line 6 Notice: Trying to access array offset on value of type null in /in/vHe5F on line 6
Output for 7.3.32 - 7.3.33
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31
Notice: Array to string conversion in /in/vHe5F on line 6 Notice: Undefined property: foo::$Array in /in/vHe5F on line 6
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
okok
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184.05 ms | 402 KiB | 228 Q