3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a($a) { unset($a); for ($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump(func_get_arg(0)); } a("1st"); ?>

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)
8.3.60.0000.01416.38
8.3.50.0070.01021.19
8.3.40.0110.00418.79
8.3.30.0040.01118.71
8.3.20.0040.00420.34
8.3.10.0050.00221.90
8.3.00.0000.00819.67
8.2.180.0100.00718.41
8.2.170.0080.00622.96
8.2.160.0070.00720.53
8.2.150.0030.00524.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0060.00319.36
8.2.110.0060.01620.96
8.2.100.0120.00017.63
8.2.90.0040.00419.30
8.2.80.0060.00317.97
8.2.70.0000.00817.63
8.2.60.0000.00818.16
8.2.50.0050.00318.07
8.2.40.0060.00321.25
8.2.30.0000.00819.88
8.2.20.0000.00817.79
8.2.10.0080.00018.09
8.2.00.0000.00818.05
8.1.280.0040.01425.92
8.1.270.0040.00420.32
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00923.79
8.1.230.0000.01117.42
8.1.220.0040.00417.76
8.1.210.0030.00618.77
8.1.200.0030.00617.35
8.1.190.0000.00917.22
8.1.180.0050.00318.10
8.1.170.0070.00418.54
8.1.160.0080.00021.88
8.1.150.0030.00518.83
8.1.140.0090.00017.36
8.1.130.0030.00317.64
8.1.120.0000.00817.31
8.1.110.0020.00517.28
8.1.100.0030.00617.32
8.1.90.0040.00417.46
8.1.80.0040.00417.38
8.1.70.0040.00417.39
8.1.60.0030.00617.61
8.1.50.0030.00617.51
8.1.40.0050.00317.51
8.1.30.0030.00617.58
8.1.20.0000.00717.52
8.1.10.0040.00417.63
8.1.00.0040.00417.44
8.0.300.0050.00318.77
8.0.290.0000.00716.75
8.0.280.0000.00718.45
8.0.270.0000.00717.26
8.0.260.0060.00017.32
8.0.250.0000.00716.91
8.0.240.0060.00316.87
8.0.230.0040.00417.01
8.0.220.0070.00016.89
8.0.210.0000.00716.88
8.0.200.0000.00616.86
8.0.190.0040.00416.89
8.0.180.0050.00516.82
8.0.170.0000.00816.95
8.0.160.0040.00416.85
8.0.150.0050.00216.82
8.0.140.0000.00716.83
8.0.130.0000.00613.25
8.0.120.0000.00816.80
8.0.110.0000.00716.82
8.0.100.0070.00016.85
8.0.90.0030.00516.95
8.0.80.0100.00716.87
8.0.70.0040.00416.70
8.0.60.0000.00816.82
8.0.50.0000.00816.89
8.0.30.0080.01116.97
8.0.20.0100.00817.40
8.0.10.0000.00716.80
8.0.00.0060.01316.75
7.4.330.0030.00315.08
7.4.320.0030.00316.54
7.4.300.0030.00316.58
7.4.290.0000.00716.57
7.4.280.0040.00416.57
7.4.270.0070.00016.54
7.4.260.0070.00016.63
7.4.250.0040.00416.61
7.4.240.0020.00516.54
7.4.230.0070.00016.50
7.4.220.0120.00616.55
7.4.210.0090.00916.56
7.4.200.0030.00316.48
7.4.160.0170.00616.54
7.4.150.0100.00717.40
7.4.140.0090.00917.86
7.4.130.0130.00516.40
7.4.120.0070.01016.61
7.4.110.0120.00916.62
7.4.100.0160.00616.58
7.4.90.0100.00616.22
7.4.80.0170.00719.39
7.4.70.0120.00816.44
7.4.60.0110.01116.63
7.4.50.0060.00316.45
7.4.40.0130.00316.55
7.4.30.0050.01416.58
7.4.00.0050.01014.80
7.3.330.0040.00213.15
7.3.320.0030.00313.39
7.3.310.0040.00416.27
7.3.300.0000.00716.33
7.3.290.0110.00716.34
7.3.280.0120.00716.36
7.3.270.0030.01417.40
7.3.260.0160.00816.59
7.3.250.0120.00616.41
7.3.240.0100.01016.33
7.3.230.0130.00316.62
7.3.210.0100.00716.71
7.3.200.0040.01816.60
7.3.190.0060.01216.65
7.3.180.0000.01516.42
7.3.170.0130.00316.39
7.3.160.0100.00716.68
7.3.120.0060.00914.84
7.3.110.0040.01114.86
7.3.100.0060.00914.82
7.3.90.0060.00615.02
7.3.80.0020.01214.95
7.3.70.0060.00714.89
7.3.60.0080.00614.77
7.3.50.0030.01014.79
7.3.40.0050.00814.81
7.3.30.0050.00714.81
7.3.20.0080.00616.65
7.3.10.0030.01016.67
7.3.00.0070.00916.65
7.2.330.0090.00916.73
7.2.320.0150.00616.62
7.2.310.0070.01016.67
7.2.300.0120.00616.69
7.2.290.0070.01016.37
7.2.250.0070.01214.89
7.2.240.0060.01114.92
7.2.230.0070.00815.04
7.2.220.0090.00814.87
7.2.210.0050.01014.98
7.2.200.0060.00914.97
7.2.190.0070.00814.87
7.2.180.0060.00914.96
7.2.170.0050.00915.05
7.2.160.0100.00314.84
7.2.150.0030.01416.77
7.2.140.0100.00316.86
7.2.130.0070.00316.85
7.2.120.0070.01016.85
7.2.110.0080.00416.88
7.2.100.0090.00616.85
7.2.90.0090.00916.82
7.2.80.0040.00716.84
7.2.70.0030.01316.68
7.2.60.0040.01116.96
7.2.50.0070.00716.92
7.2.40.0060.00916.76
7.2.30.0060.01016.94
7.2.20.0030.01016.94
7.2.10.0060.00616.72
7.2.00.0070.00718.06
7.1.330.0060.00915.78
7.1.320.0050.00915.69
7.1.310.0020.01215.80
7.1.300.0060.00315.79
7.1.290.0080.00415.76
7.1.280.0080.00615.81
7.1.270.0030.00815.74
7.1.260.0030.01015.76
7.1.250.0100.00315.89
7.1.200.0060.00715.58
7.1.100.0000.01118.29
7.1.70.0030.00517.29
7.1.60.0000.02220.03
7.1.50.0120.00916.63
7.1.00.0030.07722.57
7.0.200.0030.00316.46
7.0.60.0130.07319.82
7.0.50.0070.03717.97
7.0.40.0030.09020.24
7.0.30.0530.07720.16
7.0.20.0370.07320.23
7.0.10.0100.06320.33
7.0.00.0130.06720.06
5.6.280.0000.05020.89
5.6.210.0070.08020.70
5.6.200.0130.07318.16
5.6.190.0070.04320.55
5.6.180.2670.04720.64
5.6.170.0230.06020.57
5.6.160.0100.07320.43
5.6.150.0170.07018.15
5.6.140.0100.04018.11
5.6.130.0000.04318.15
5.6.120.0030.04321.20
5.6.110.0130.05720.90
5.6.100.0170.08321.13
5.6.90.0230.06721.10
5.6.80.0170.05320.54
5.6.70.2800.03320.48
5.5.350.0300.07020.32
5.5.340.0130.06718.09
5.5.330.0100.04720.41
5.5.320.0200.04720.20
5.5.310.0200.09020.35
5.5.300.0030.04318.01
5.5.290.0070.08018.07
5.5.280.0070.07020.87
5.5.270.0030.05020.87
5.5.260.0070.07320.97
5.5.250.0030.05720.66
5.5.240.0270.05720.04
5.4.450.0170.05319.46
5.4.440.0170.05719.55
5.4.430.0030.06319.45
5.4.420.0200.04719.58
5.4.410.0200.04719.16
5.4.400.0200.04719.24
5.4.390.0170.05019.27
5.4.380.0070.05719.15
5.4.370.0170.05019.30
5.4.360.0230.04719.36
5.4.350.0200.04719.14
5.4.340.0130.05719.03
5.4.320.0170.05319.30
5.4.310.0130.06019.28
5.4.300.0070.05719.30
5.4.290.0130.05319.14
5.4.280.0130.05319.00
5.4.270.0200.05018.86
5.4.260.0170.04719.15
5.4.250.0200.05719.13
5.4.240.0070.05719.13
5.4.230.0200.05019.26
5.4.220.0100.06018.95
5.4.210.0200.04719.21
5.4.200.0070.06019.36
5.4.190.0030.06019.14
5.4.180.0100.05319.25
5.4.170.0270.06319.27
5.4.160.0230.04319.28
5.4.150.0100.06019.23
5.4.140.0070.05716.73
5.4.130.0200.04016.40
5.4.120.0100.05316.52
5.4.110.0200.04316.42
5.4.100.0130.05016.28
5.4.90.0170.04316.46
5.4.80.0200.04316.60
5.4.70.0230.07016.37
5.4.60.0370.06316.54
5.4.50.0030.06016.53
5.4.40.0100.04016.16
5.4.30.0070.07016.53
5.4.20.0230.03716.34

preferences:
53.18 ms | 401 KiB | 5 Q