3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $a = 5; public function __toString () { var_dump("to string"); return "A"; } } $a = new A(); echo $a; b("test" . $a); function b ($t) { echo $t; }

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)
8.3.60.0100.01318.43
8.3.50.0090.01021.14
8.3.40.0040.01418.60
8.3.30.0120.00318.88
8.3.20.0040.00420.23
8.3.10.0000.00822.13
8.3.00.0070.00022.34
8.2.180.0070.00716.38
8.2.170.0110.00722.96
8.2.160.0030.01019.04
8.2.150.0030.00524.18
8.2.140.0050.00324.66
8.2.130.0130.00626.16
8.2.120.0040.00419.35
8.2.110.0030.00622.24
8.2.100.0060.00619.64
8.2.90.0060.00319.22
8.2.80.0000.00818.05
8.2.70.0030.00517.50
8.2.60.0040.00418.05
8.2.50.0080.00018.07
8.2.40.0000.00819.95
8.2.30.0070.00018.05
8.2.20.0000.00717.66
8.2.10.0060.00317.68
8.2.00.0030.00517.67
8.1.280.0090.00925.92
8.1.270.0000.00821.95
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0040.00423.78
8.1.230.0110.00019.15
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0080.00017.52
8.1.180.0040.00418.64
8.1.170.0030.00718.53
8.1.160.0000.00722.00
8.1.150.0040.00418.59
8.1.140.0040.00417.45
8.1.130.0000.00717.38
8.1.120.0070.00017.50
8.1.110.0080.00017.44
8.1.100.0050.00217.45
8.1.90.0050.00217.34
8.1.80.0000.00717.34
8.1.70.0030.00317.43
8.1.60.0000.00817.60
8.1.50.0000.00717.36
8.1.40.0000.00817.45
8.1.30.0000.00717.58
8.1.20.0030.00517.64
8.1.10.0040.00417.44
8.1.00.0040.00417.44
8.0.300.0070.00018.77
8.0.290.0040.00417.05
8.0.280.0030.00318.43
8.0.270.0000.00717.18
8.0.260.0030.00516.81
8.0.250.0000.00816.84
8.0.240.0030.00516.91
8.0.230.0050.00216.82
8.0.220.0000.00716.89
8.0.210.0030.00316.89
8.0.200.0050.00216.92
8.0.190.0040.00416.93
8.0.180.0040.00416.91
8.0.170.0000.00816.79
8.0.160.0040.00416.97
8.0.150.0030.00316.83
8.0.140.0040.00416.73
8.0.130.0030.00513.27
8.0.120.0030.00616.79
8.0.110.0070.00016.87
8.0.100.0040.00216.94
8.0.90.0020.00516.73
8.0.80.0060.01016.77
8.0.70.0070.00016.70
8.0.60.0030.00616.82
8.0.50.0070.00016.93
8.0.30.0040.01517.11
8.0.20.0100.00817.41
8.0.10.0000.00716.92
8.0.00.0120.00516.61
7.4.330.0030.00315.00
7.4.320.0070.00016.56
7.4.300.0030.00316.54
7.4.290.0070.00016.48
7.4.280.0050.00316.41
7.4.270.0000.00616.55
7.4.260.0050.00216.48
7.4.250.0000.00716.51
7.4.240.0060.00216.52
7.4.230.0000.00716.64
7.4.220.0000.01816.61
7.4.210.0080.00716.51
7.4.200.0000.00716.65
7.4.190.0030.00316.46
7.4.160.0060.01116.48
7.4.150.0130.00317.40
7.4.140.0050.01617.86
7.4.130.0090.00916.41
7.4.120.0080.01016.53
7.4.110.0190.00616.41
7.4.100.0140.00316.27
7.4.90.0080.00816.60
7.4.80.0000.01719.39
7.4.70.0040.01216.38
7.4.60.0070.01116.38
7.4.50.0040.00416.52
7.4.40.0110.00222.77
7.4.30.0060.01016.44
7.4.00.0100.00614.73
7.3.330.0060.00013.32
7.3.320.0060.00013.30
7.3.310.0030.00316.35
7.3.300.0030.00316.27
7.3.290.0080.00616.30
7.3.280.0100.00716.32
7.3.270.0140.00317.40
7.3.260.0120.01116.43
7.3.250.0110.00816.55
7.3.240.0030.01516.66
7.3.230.0090.00916.48
7.3.210.0130.00316.43
7.3.200.0060.01619.39
7.3.190.0110.01016.29
7.3.180.0060.01116.52
7.3.170.0090.01216.33
7.3.160.0060.00916.27
7.3.120.0100.00315.07
7.2.330.0100.00716.57
7.2.320.0120.00616.88
7.2.310.0130.00916.53
7.2.300.0030.01316.82
7.2.290.0080.00816.69
7.1.70.0070.00317.11
7.1.60.0070.01419.82
7.1.50.0190.00617.09
7.1.00.0030.04322.46
7.0.200.0070.00316.73
7.0.140.0000.08021.97
7.0.60.0130.07720.07
7.0.50.0070.08017.87
7.0.40.0030.04720.09
7.0.30.0470.05020.24
7.0.20.0230.06720.13
7.0.10.0100.04320.09
7.0.00.0130.05720.19
5.6.280.0030.07320.87
5.6.210.0130.07020.78
5.6.200.0070.04018.27
5.6.190.0100.08320.50
5.6.180.0100.05020.48
5.6.170.0270.07720.49
5.6.160.0170.07320.62
5.6.150.0170.05318.15
5.6.140.0000.04318.19
5.6.130.0170.06318.15
5.6.120.0230.06720.96
5.6.110.0000.04721.09
5.6.100.0100.07721.02
5.6.90.0030.04021.01
5.6.80.0070.05020.40
5.6.70.4730.02720.38
5.5.350.0200.08320.43
5.5.340.0170.06717.95
5.5.330.0100.04020.21
5.5.320.0300.07320.20
5.5.310.0400.05320.41
5.5.300.0070.05018.07
5.5.290.0000.04318.07
5.5.280.0100.08020.78
5.5.270.0000.05020.78
5.5.260.0030.08020.80
5.5.250.0070.07720.55
5.5.240.0270.04020.28
5.4.450.0870.05719.31
5.4.440.0670.06319.30
5.4.430.0830.04719.58
5.4.420.0100.05019.33
5.4.410.0100.05019.03
5.4.400.0370.05318.67
5.4.390.0270.05318.70
5.4.380.0230.06018.50
5.4.370.0170.05018.72
5.4.360.0100.05718.48
5.4.350.0200.05018.55
5.4.340.0170.05018.82
5.4.320.0050.03712.51
5.4.310.0020.04112.51
5.4.300.0040.04512.51
5.4.290.0030.04012.51
5.4.280.0060.03512.40
5.4.270.0030.04112.40
5.4.260.0100.05719.00
5.4.250.0030.06018.93
5.4.240.0130.07018.82
5.4.230.0300.03318.98
5.4.220.0070.08018.82
5.4.210.0130.05018.99
5.4.200.0130.05018.95
5.4.190.0170.05018.63
5.4.180.0200.04319.05
5.4.170.0070.05718.63
5.4.160.0100.07318.95
5.4.150.0100.06718.83
5.4.140.0200.04316.64
5.4.130.0170.06016.64
5.4.120.0100.04716.45
5.4.110.0070.05316.57
5.4.100.0000.05316.61
5.4.90.0030.05016.41
5.4.80.0030.05016.44
5.4.70.0070.05016.52
5.4.60.0170.03716.38
5.4.50.0100.05016.33
5.4.40.0070.04716.38
5.4.30.0070.04716.40
5.4.20.0070.06316.37
5.4.10.0000.05716.38
5.4.00.0070.05015.79
5.3.290.0070.03912.80
5.3.280.0070.05314.61
5.3.270.0070.05714.43
5.3.260.0030.06014.78
5.3.250.0130.04714.51
5.3.240.0070.05714.69
5.3.230.0100.06314.59
5.3.220.0170.06714.65
5.3.210.0130.05314.73
5.3.200.0200.06014.67
5.3.190.0130.04314.54
5.3.180.0070.05014.70
5.3.170.0070.04714.79
5.3.160.0100.04714.55
5.3.150.0130.04014.47
5.3.140.0070.05014.57
5.3.130.0100.05014.38
5.3.120.0030.05714.55
5.3.110.0100.04714.45
5.3.100.0070.05713.93
5.3.90.0030.05014.10
5.3.80.0030.05014.24
5.3.70.0030.05014.03
5.3.60.0100.04314.07
5.3.50.0130.06313.95
5.3.40.0000.05314.18
5.3.30.0100.04313.93
5.3.20.0130.06013.92
5.3.10.0030.05013.65
5.3.00.0030.05013.70
5.2.170.0100.04011.06
5.2.160.0030.04311.24
5.2.150.0070.04711.23
5.2.140.0100.03711.23
5.2.130.0070.03711.09
5.2.120.0030.04311.33
5.2.110.0030.04311.27
5.2.100.0030.03710.93
5.2.90.0030.04011.19
5.2.80.0000.04310.99
5.2.70.0030.04310.99
5.2.60.0070.04011.13
5.2.50.0000.04711.09
5.2.40.0070.03710.91
5.2.30.0030.05711.20
5.2.20.0070.05010.86
5.2.10.0200.03711.02
5.2.00.0130.03010.55
5.1.60.0100.0439.97
5.1.50.0070.0479.98
5.1.40.0070.03010.18
5.1.30.0070.03310.16
5.1.20.0000.04010.40
5.1.10.0030.0379.91
5.1.00.0030.03710.12
5.0.50.0100.0238.64
5.0.40.0100.0208.39
5.0.30.0070.0408.20
5.0.20.0070.0338.39
5.0.10.0000.0408.09
5.0.00.0030.0438.07
4.4.90.0000.0337.28
4.4.80.0070.0207.28
4.4.70.0170.0177.28
4.4.60.0000.0337.28
4.4.50.0000.0307.28
4.4.40.0030.0337.28
4.4.30.0000.0237.28
4.4.20.0030.0207.28
4.4.10.0000.0237.28
4.4.00.0000.0337.28
4.3.110.0000.0337.28
4.3.100.0000.0237.28
4.3.90.0000.0237.28
4.3.80.0030.0337.28
4.3.70.0000.0207.28
4.3.60.0070.0137.28
4.3.50.0000.0237.28
4.3.40.0030.0337.28
4.3.30.0030.0207.28
4.3.20.0000.0337.28
4.3.10.0030.0277.28
4.3.00.0100.0236.77

preferences:
44.16 ms | 401 KiB | 5 Q