3v4l.org

run code in 300+ PHP versions simultaneously
<?php function var2int($a) { return (int) $a--; $a--; $a++; return (int) $a; } echo var2int("a")."\n"; echo var2int("?")."\n"; echo var2int(5)."\n"; echo var2int(NULL)."\n";

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)
8.3.40.0150.00018.97
8.3.30.0070.00719.09
8.3.20.0080.00020.33
8.3.10.0080.00022.13
8.3.00.0040.00422.40
8.2.170.0120.00922.96
8.2.160.0110.00720.70
8.2.150.0030.00524.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0080.00018.80
8.2.110.0060.00319.37
8.2.100.0090.00317.77
8.2.90.0000.00819.09
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0030.00617.93
8.2.50.0030.00618.07
8.2.40.0000.00818.09
8.2.30.0040.00418.11
8.2.20.0050.00217.60
8.2.10.0040.00417.68
8.2.00.0040.00419.41
8.1.270.0060.00322.14
8.1.260.0070.00326.35
8.1.250.0050.00328.09
8.1.240.0000.00821.32
8.1.230.0080.00417.42
8.1.220.0040.00417.77
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0080.00018.64
8.1.160.0050.00322.05
8.1.150.0000.00718.71
8.1.140.0000.00717.52
8.1.130.0060.00317.79
8.1.120.0030.00717.37
8.1.110.0030.00417.52
8.1.100.0000.00817.41
8.1.90.0050.00317.37
8.1.80.0040.00317.41
8.1.70.0050.00317.42
8.1.60.0030.00617.56
8.1.50.0040.00417.50
8.1.40.0040.00417.50
8.1.30.0040.00417.68
8.1.20.0000.00817.52
8.1.10.0000.00817.41
8.1.00.0000.00717.29
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0070.00018.45
8.0.270.0050.00317.16
8.0.260.0000.00616.77
8.0.250.0000.00716.94
8.0.240.0000.00716.92
8.0.230.0030.00316.81
8.0.220.0030.00516.82
8.0.210.0030.00316.89
8.0.200.0060.00016.84
8.0.190.0000.00716.95
8.0.180.0030.00516.86
8.0.170.0040.00416.89
8.0.160.0030.00516.82
8.0.150.0050.00216.75
8.0.140.0050.00216.81
8.0.130.0030.00313.32
8.0.120.0040.00416.83
8.0.110.0070.00016.88
8.0.100.0040.00416.78
8.0.90.0030.00516.76
8.0.80.0090.00616.85
8.0.70.0000.00716.80
8.0.60.0030.00316.71
8.0.50.0000.00816.85
8.0.30.0090.00817.17
8.0.20.0080.01117.40
8.0.10.0000.00816.84
8.0.00.0080.01116.81
7.4.330.0000.00615.07
7.4.320.0070.00016.59
7.4.300.0070.00016.60
7.4.290.0000.00716.64
7.4.280.0030.00316.36
7.4.270.0030.00316.58
7.4.260.0040.00416.55
7.4.250.0000.00716.37
7.4.240.0030.00416.65
7.4.230.0030.00316.60
7.4.220.0060.01316.57
7.4.210.0030.01216.54
7.4.200.0030.00316.69
7.4.190.0030.00316.55
7.4.160.0090.01216.57
7.4.150.0070.01017.40
7.4.140.0070.01417.86
7.4.130.0070.01216.69
7.4.120.0100.00716.49
7.4.110.0040.01616.57
7.4.100.0160.00616.39
7.4.90.0160.00816.50
7.4.80.0090.01119.39
7.4.70.0170.00016.41
7.4.60.0100.00716.66
7.4.50.0000.00816.36
7.4.40.0070.01122.77
7.4.30.0030.01416.62
7.4.00.0100.00715.15
7.3.330.0030.00313.11
7.3.320.0000.00513.23
7.3.310.0000.00716.29
7.3.300.0070.00016.21
7.3.290.0060.01016.32
7.3.280.0100.00516.27
7.3.270.0040.01217.40
7.3.260.0130.00316.32
7.3.250.0110.00916.46
7.3.240.0170.00016.35
7.3.230.0090.00916.60
7.3.210.0070.01016.31
7.3.200.0160.00719.39
7.3.190.0100.00716.29
7.3.180.0110.00516.36
7.3.170.0100.00716.28
7.3.160.0070.01016.22
7.3.120.0040.01415.08
7.2.330.0100.00716.49
7.2.320.0090.00916.73
7.2.310.0130.00316.67
7.2.300.0060.01416.32
7.2.290.0110.00716.56
7.2.00.0000.01219.44
7.1.100.0080.00317.87
7.1.70.0000.00717.15
7.1.60.0100.01319.82
7.1.50.0100.01016.96
7.1.00.0070.07322.54
7.0.200.0000.00916.50
7.0.140.0030.04722.00
7.0.60.0070.08020.07
7.0.50.0000.08317.87
7.0.40.0170.07720.18
7.0.30.0330.04020.23
7.0.20.0200.03720.11
7.0.10.0030.04320.33
7.0.00.0030.08720.22
5.6.280.0030.07021.11
5.6.210.0100.03320.72
5.6.200.0170.03318.23
5.6.190.0100.07720.47
5.6.180.3570.03720.41
5.6.170.0300.04020.44
5.6.160.0070.07020.56
5.6.150.0000.06018.18
5.6.140.0070.07718.21
5.6.130.0130.03318.28
5.6.120.0000.04321.10
5.6.110.0030.09021.00
5.6.100.0100.05721.02
5.6.90.0070.03720.88
5.6.80.0130.06020.51
5.6.70.4200.04020.50
5.5.350.0070.07320.44
5.5.340.0000.08018.02
5.5.330.0070.08320.27
5.5.320.0400.06320.20
5.5.310.0370.07020.26
5.5.300.0070.08017.98
5.5.290.0000.06717.92
5.5.280.0000.05320.76
5.5.270.0100.08020.79
5.5.260.0130.06020.96
5.5.250.0070.05720.70
5.5.240.0370.07720.15
5.4.450.0630.05719.17
5.4.440.0700.04319.47
5.4.430.0230.05019.52
5.4.420.0070.06319.52
5.4.410.0170.05019.21
5.4.400.1430.00018.73
5.4.390.1800.00018.81
5.4.380.0170.06018.79
5.4.370.0470.05018.62
5.4.360.0270.06018.74
5.4.350.0370.05318.62
5.4.340.0230.05318.50
5.4.320.0050.04012.50
5.4.310.0060.04812.50
5.4.300.0070.04112.50
5.4.290.0090.04712.50
5.4.280.0050.03612.40
5.4.270.0030.05718.91
5.4.260.0100.06018.77
5.4.250.0030.05718.91
5.4.240.0070.05318.94
5.4.230.0070.05318.96
5.4.220.0100.05018.84
5.4.210.0100.06018.90
5.4.200.0030.05718.96
5.4.190.0030.05718.94
5.4.180.0070.05018.79
5.4.170.0130.04318.74
5.4.160.0130.06318.73
5.4.150.0070.06019.10
5.4.140.0030.05316.43
5.4.130.0070.05316.46
5.4.120.0070.05716.46
5.4.110.0170.04316.52
5.4.100.0130.04016.47
5.4.90.0070.07016.48
5.4.80.0100.04716.48
5.4.70.0070.05016.34
5.4.60.0170.05016.34
5.4.50.0030.07016.59
5.4.40.0070.04716.54
5.4.30.0100.05716.46
5.4.20.0130.06016.44
5.4.10.0170.03716.59
5.4.00.0070.05015.79
5.3.290.0090.03912.80
5.3.280.0070.07014.77
5.3.270.0070.05314.59
5.3.260.0000.05714.57
5.3.250.0070.05014.61
5.3.240.0070.05014.61
5.3.230.0030.05314.74
5.3.220.0070.05714.70
5.3.210.0130.04314.39
5.3.200.0130.04714.47
5.3.190.0100.04714.54
5.3.180.0130.04314.55
5.3.170.0130.04714.63
5.3.160.0000.05714.54
5.3.150.0070.05714.71
5.3.140.0070.05014.53
5.3.130.0070.06314.53
5.3.120.0100.04714.60
5.3.110.0030.05714.60
5.3.100.0000.06314.14
5.3.90.0070.05014.23
5.3.80.0100.04714.19
5.3.70.0100.06714.18
5.3.60.0070.07014.16
5.3.50.0170.04014.13
5.3.40.0200.04313.85
5.3.30.0100.04313.89
5.3.20.0070.04713.78
5.3.10.0030.04713.82
5.3.00.0130.06313.71
5.2.170.0030.06011.21
5.2.160.0100.05011.13
5.2.150.0070.04311.13
5.2.140.0000.04711.21
5.2.130.0070.03711.09
5.2.120.0100.03311.00
5.2.110.0030.04011.05
5.2.100.0070.04711.10
5.2.90.0100.03311.17
5.2.80.0030.04311.27
5.2.70.0070.03711.18
5.2.60.0070.04011.05
5.2.50.0070.04010.93
5.2.40.0000.05310.98
5.2.30.0070.03711.20
5.2.20.0030.04311.13
5.2.10.0030.04010.69
5.2.00.0030.05010.79
5.1.60.0070.0309.91
5.1.50.0100.03010.06
5.1.40.0100.02710.04
5.1.30.0070.03310.31
5.1.20.0070.03310.53
5.1.10.0170.03310.08
5.1.00.0070.03310.12
5.0.50.0070.0278.78
5.0.40.0000.0308.64
5.0.30.0070.0408.38
5.0.20.0000.0308.16
5.0.10.0030.0278.43
5.0.00.0000.0508.07
4.4.90.0030.0206.96
4.4.80.0070.0276.96
4.4.70.0000.0236.96
4.4.60.0070.0236.96
4.4.50.0070.0276.96
4.4.40.0000.0376.96
4.4.30.0000.0236.96
4.4.20.0000.0236.96
4.4.10.0000.0236.96
4.4.00.0070.0306.96
4.3.110.0000.0236.96
4.3.100.0000.0236.96
4.3.90.0070.0176.96
4.3.80.0070.0306.96
4.3.70.0070.0236.96
4.3.60.0070.0176.96
4.3.50.0030.0306.96
4.3.40.0000.0406.96
4.3.30.0000.0306.96
4.3.20.0070.0176.96
4.3.10.0070.0306.96
4.3.00.0000.0237.39

preferences:
46.22 ms | 400 KiB | 5 Q