3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (function () { return 'b'; })(); echo $a;

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)
8.3.60.0160.00318.18
8.3.50.0170.00316.26
8.3.40.0150.00018.53
8.3.30.0120.00318.52
8.3.20.0040.00422.09
8.3.10.0040.00421.63
8.3.00.0030.00620.95
8.2.180.0140.00718.16
8.2.170.0150.00022.96
8.2.160.0100.00322.08
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00022.08
8.2.120.0070.00726.35
8.2.110.0100.00020.35
8.2.100.0120.00017.78
8.2.90.0000.00819.41
8.2.80.0080.00017.97
8.2.70.0000.00917.50
8.2.60.0000.00817.89
8.2.50.0080.00018.10
8.2.40.0090.00020.37
8.2.30.0030.00519.25
8.2.20.0040.00417.93
8.2.10.0040.00417.98
8.2.00.0030.00417.96
8.1.280.0150.00325.92
8.1.270.0000.00722.01
8.1.260.0070.01026.35
8.1.250.0070.01028.09
8.1.240.0060.00322.47
8.1.230.0040.00718.99
8.1.220.0090.00017.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0030.00517.11
8.1.180.0070.00018.10
8.1.170.0040.00418.65
8.1.160.0040.00419.05
8.1.150.0060.00320.66
8.1.140.0050.00319.45
8.1.130.0000.00718.88
8.1.120.0040.00417.47
8.1.110.0040.00417.42
8.1.100.0030.00417.46
8.1.90.0050.00317.44
8.1.80.0000.00717.46
8.1.70.0030.00517.42
8.1.60.0020.00517.58
8.1.50.0000.00817.41
8.1.40.0080.00017.48
8.1.30.0000.00817.65
8.1.20.0030.00817.52
8.1.10.0000.00717.47
8.1.00.0080.00017.52
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.50
8.0.270.0080.00017.25
8.0.260.0030.00316.71
8.0.250.0000.00617.01
8.0.240.0040.00416.87
8.0.230.0040.00416.92
8.0.220.0040.00416.70
8.0.210.0000.00816.71
8.0.200.0070.00016.86
8.0.190.0080.00016.89
8.0.180.0040.00416.93
8.0.170.0000.00716.88
8.0.160.0040.00416.89
8.0.150.0030.00316.72
8.0.140.0050.00216.90
8.0.130.0000.00513.35
8.0.120.0000.00816.89
8.0.110.0040.00416.85
8.0.100.0000.00816.68
8.0.90.0030.00316.73
8.0.80.0060.01016.86
8.0.70.0000.00716.82
8.0.60.0080.00016.90
8.0.50.0000.00816.80
8.0.30.0080.00917.20
8.0.20.0120.00717.40
8.0.10.0060.00316.96
8.0.00.0080.01616.92
7.4.330.0020.00215.55
7.4.320.0000.00616.39
7.4.300.0030.00316.50
7.4.290.0070.00016.48
7.4.280.0040.00416.63
7.4.270.0030.00316.49
7.4.260.0030.00313.16
7.4.250.0000.00716.45
7.4.240.0070.00016.60
7.4.230.0030.00316.48
7.4.220.0080.00916.39
7.4.210.0180.00416.63
7.4.200.0030.00316.57
7.4.160.0070.00916.45
7.4.150.0180.00717.40
7.4.140.0120.00817.86
7.4.130.0060.01316.65
7.4.120.0060.01216.52
7.4.110.0100.00616.52
7.4.100.0120.00616.57
7.4.90.0060.01116.38
7.4.80.0130.00319.39
7.4.70.0150.00716.43
7.4.60.0130.00316.52
7.4.50.0030.01216.19
7.4.40.0140.00816.43
7.4.30.0070.01016.65
7.4.00.0030.01414.70
7.3.330.0050.00013.30
7.3.320.0050.00013.22
7.3.310.0000.00716.32
7.3.300.0030.00316.30
7.3.290.0080.00816.31
7.3.280.0080.01016.28
7.3.270.0080.00917.40
7.3.260.0090.01116.31
7.3.250.0150.00616.39
7.3.240.0090.01016.43
7.3.230.0100.01016.30
7.3.210.0130.00316.43
7.3.200.0100.00716.32
7.3.190.0130.00316.44
7.3.180.0070.01016.63
7.3.170.0140.00716.48
7.3.160.0100.01016.38
7.2.330.0090.00916.64
7.2.320.0120.00616.70
7.2.310.0080.00816.70
7.2.300.0150.00016.71
7.2.290.0100.00716.36
7.2.60.0030.01016.75
7.2.00.0040.00719.37
7.1.200.0080.00415.75
7.1.100.0000.01018.01
7.1.70.0110.00017.21
7.1.60.0500.00733.30
7.1.50.0430.01032.98
7.1.40.0970.00732.53
7.1.30.0470.00732.51
7.1.20.0370.01732.70
7.1.10.0300.01014.63
7.1.00.0330.00714.89
7.0.200.0330.01014.89
7.0.190.0370.00714.67
7.0.180.0270.01014.23
7.0.170.0270.01014.38
7.0.160.0300.01314.33
7.0.150.0300.00714.25
7.0.140.0270.01014.48
7.0.130.0670.01314.56
7.0.120.0270.01014.76
7.0.110.0300.01014.29
7.0.100.0370.00314.32
7.0.90.0370.01014.47
7.0.80.0270.01314.45
7.0.70.0330.01014.36
7.0.60.0330.00714.34
7.0.50.0300.01014.43
7.0.40.0370.01014.74
7.0.30.0330.01014.59
7.0.20.0370.00714.76
7.0.10.0400.01314.51
7.0.00.0370.01014.59

preferences:
46.49 ms | 401 KiB | 5 Q