3v4l.org

run code in 500+ PHP versions simultaneously
<?php class PromoManager { public $promo_credit; public $promo_code; } $obj = new PromoManager(); $obj->promo_credit = 99999; $obj->promo_code = "whatever"; echo base64_encode(serialize($obj)); ?><?php class PromoManager { public $promo_credit; public $promo_code; } $obj = new PromoManager(); $obj->promo_credit = 99999; $obj->promo_code = "whatever"; echo base64_encode(serialize($obj)); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.60.0320.00516.65
8.5.50.0110.00617.69
8.5.40.0240.00916.46
8.5.30.0190.00518.21
8.5.20.0200.00617.37
8.5.10.0170.00717.29
8.5.00.0050.00318.42
8.4.210.0140.00519.60
8.4.200.0160.00519.48
8.4.190.0150.00419.70
8.4.180.0170.00819.53
8.4.170.0160.00319.57
8.4.160.0170.00519.69
8.4.150.0170.00619.64
8.4.140.0160.00517.41
8.4.130.0210.00218.67
8.4.120.0170.00317.78
8.4.110.0190.00817.78
8.4.100.0150.00517.74
8.4.90.0150.00517.89
8.4.80.0150.00517.89
8.4.70.0160.00417.63
8.4.60.0160.00417.64
8.4.50.0160.00417.92
8.4.40.0150.00517.65
8.4.30.0150.00517.69
8.4.20.0160.00317.82
8.4.10.0160.00617.70
8.3.310.0170.00718.40
8.3.300.0210.00618.17
8.3.290.0190.00318.29
8.3.280.0140.00518.20
8.3.270.0150.00416.74
8.3.260.0180.00416.91
8.3.250.0140.00516.65
8.3.240.0180.00416.76
8.3.230.0160.00317.48
8.3.220.0150.00416.77
8.3.210.0130.00516.58
8.3.200.0160.00316.62
8.3.190.0150.00316.63
8.3.180.0180.00316.46
8.3.170.0160.00316.78
8.3.160.0150.00516.63
8.3.150.0160.00316.61
8.3.140.0170.00416.71
8.3.130.0130.00517.66
8.3.120.0140.00616.74
8.3.110.0130.00416.63
8.3.100.0150.00416.59
8.3.90.0140.00516.78
8.3.80.0140.00616.87
8.3.70.0160.00316.71
8.3.60.0170.00316.75
8.3.50.0150.00516.63
8.3.40.0160.00517.78
8.3.30.0150.00418.71
8.3.20.0140.00217.77
8.3.10.0120.00318.60
8.3.00.0110.00417.78
8.2.310.0210.00517.80

preferences:
44.44 ms | 747 KiB | 5 Q