3v4l.org

run code in 300+ PHP versions simultaneously
<?php class LazyValue { public function __construct( private Closure $lazy, ){} public function getValue() { static $value = ($this->lazy)(); return $value; } } $t1 = new LazyValue(function () { echo "slow\n"; return "42\n"; }); echo $t1->getValue(); echo $t1->getValue(); echo $t1->getValue();

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)
8.5.30.0170.00818.19
8.5.20.0190.00918.46
8.5.10.0230.00816.65
8.5.00.0240.00718.37
8.4.180.0230.01021.70
8.4.170.0260.00719.72
8.4.160.0190.01221.69
8.4.150.0160.00616.85
8.4.140.0250.00817.62
8.4.130.0270.00717.73
8.4.120.0290.00820.74
8.4.110.0260.00720.02
8.4.100.0230.00518.33
8.4.90.0230.01118.25
8.4.80.0210.00718.22
8.4.70.0250.01018.02
8.4.60.0240.01018.40
8.4.50.0220.00418.22
8.4.40.0280.00617.50
8.4.30.0280.00618.19
8.4.20.0280.00618.50
8.4.10.0250.00318.55
8.3.300.0210.01019.56
8.3.290.0200.01119.52
8.3.280.0260.00818.29
8.3.270.0240.00716.71
8.3.260.0280.00816.70
8.3.250.0260.00817.84
8.3.240.0260.00716.98
8.3.230.0250.00716.81
8.3.220.0220.00717.81
8.3.210.0230.00916.79
8.3.200.0220.00516.54
8.3.190.0260.00716.97
8.3.180.0260.00616.95
8.3.170.0230.00918.70
8.3.160.0220.00716.99
8.3.150.0240.00916.83
8.3.140.0240.00316.57
8.3.130.0200.00716.63
8.3.120.0190.00817.69
8.3.110.0160.00619.63
8.3.100.0170.00818.81
8.3.90.0110.00518.81
8.3.80.0410.00716.74
8.3.70.0450.00616.67
8.3.60.0360.01016.67
8.3.50.0190.00918.81
8.3.40.0140.01120.11
8.3.30.0160.01020.21
8.3.20.0170.01020.70
8.3.10.0160.01420.65
8.3.00.0210.00619.36
8.2.300.0310.00719.94
8.2.290.0210.00718.46
8.2.280.0180.00918.39
8.2.270.0260.00516.98
8.2.260.0210.00916.67
8.2.250.0200.00617.54
8.2.240.0190.00816.83
8.2.230.0150.00818.81
8.2.220.0210.00719.63
8.2.210.0160.00819.63
8.2.200.0300.00816.67
8.2.190.0300.00916.67
8.2.180.0320.00516.67
8.2.170.0140.01219.88
8.2.160.0260.00619.91
8.2.150.0220.00519.21
8.2.140.0210.00519.97
8.2.130.0200.00719.93
8.2.120.0220.00618.57
8.2.110.0200.00718.31
8.2.100.0180.00718.48
8.2.90.0210.00518.33
8.2.80.0200.00718.45
8.2.70.0200.00618.22
8.2.60.0220.00418.24
8.2.50.0200.00818.31
8.2.40.0170.00919.07
8.2.30.0220.00619.03
8.2.20.0210.00618.93
8.2.10.0200.00918.96
8.2.00.0200.00619.03
8.1.340.0220.00817.41
8.1.330.0190.00819.24
8.1.320.0220.00816.43
8.1.310.0190.00916.57
8.1.300.0210.00318.44
8.1.290.0300.00916.67
8.1.280.0340.00616.67
8.1.270.0140.01220.74
8.1.260.0180.00720.73
8.1.250.0150.01220.68
8.1.240.0190.00918.86
8.1.230.0200.00618.79
8.1.220.0210.00719.02
8.1.210.0240.00318.78
8.1.200.0210.00619.00
8.1.190.0200.00718.79
8.1.180.0190.00818.81
8.1.170.0190.00818.91
8.1.160.0160.01118.89
8.1.150.0190.00818.79
8.1.140.0180.00918.89
8.1.130.0180.00819.03
8.1.120.0230.00418.84
8.1.110.0220.00518.92
8.1.100.0210.00719.27
8.1.90.0210.00618.88
8.1.80.0190.00819.47
8.1.70.0180.00919.06
8.1.60.0190.00819.02
8.1.50.0210.00618.89
8.1.40.0220.00418.84
8.1.30.0170.01019.23
8.1.20.0210.00619.62
8.1.10.0220.00818.88
8.1.00.0190.00918.70

preferences:
35.53 ms | 403 KiB | 5 Q