3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "a"; 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)
8.3.40.0110.00318.63
8.3.30.0100.00720.23
8.3.20.0080.00018.48
8.3.10.0000.00821.09
8.3.00.0040.00422.45
8.2.170.0110.00422.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.89
8.2.110.0030.00621.92
8.2.100.0080.00317.87
8.2.90.0020.00519.27
8.2.80.0000.00719.25
8.2.70.0040.00417.63
8.2.60.0000.00718.05
8.2.50.0030.00618.07
8.2.40.0050.00717.91
8.2.30.0000.00719.33
8.2.20.0000.00717.52
8.2.10.0040.00417.59
8.2.00.0070.00017.61
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00920.64
8.1.230.0100.00020.98
8.1.220.0040.00418.77
8.1.210.0040.00418.89
8.1.200.0030.00917.23
8.1.190.0000.00717.40
8.1.180.0050.00318.10
8.1.170.0000.00818.59
8.1.160.0000.00818.81
8.1.150.0050.00218.43
8.1.140.0080.00017.36
8.1.130.0040.00417.85
8.1.120.0040.00417.29
8.1.110.0000.00717.24
8.1.100.0070.00017.24
8.1.90.0000.00717.28
8.1.80.0040.00417.41
8.1.70.0030.00317.30
8.1.60.0080.00017.51
8.1.50.0000.00817.39
8.1.40.0080.00017.28
8.1.30.0070.00017.48
8.1.20.0000.00817.50
8.1.10.0030.00617.49
8.1.00.0040.00417.39
8.0.300.0000.00920.02
8.0.290.0040.00416.92
8.0.280.0070.00018.48
8.0.270.0000.00817.17
8.0.260.0030.00316.80
8.0.250.0070.00016.94
8.0.240.0120.00016.84
8.0.230.0050.00316.88
8.0.220.0030.00316.84
8.0.210.0040.00316.82
8.0.200.0030.00316.86
8.0.190.0080.00016.77
8.0.180.0070.00016.75
8.0.170.0000.00816.78
8.0.160.0000.00716.86
8.0.150.0000.00816.64
8.0.140.0070.00016.78
8.0.130.0030.00313.33
8.0.120.0040.00416.80
8.0.110.0050.00316.64
8.0.100.0050.00316.60
8.0.90.0000.00716.71
8.0.80.0070.00716.77
8.0.70.0040.00416.70
8.0.60.0030.00616.88
8.0.50.0040.00416.82
8.0.30.0080.01117.02
8.0.20.0130.00517.40
8.0.10.0040.00416.97
8.0.00.0080.01016.75
7.4.330.0000.00516.66
7.4.320.0030.00316.32
7.4.300.0030.00316.41
7.4.290.0050.00216.52
7.4.280.0070.00016.51
7.4.270.0070.00016.48
7.4.260.0030.00313.21
7.4.250.0000.00816.53
7.4.240.0030.00316.44
7.4.230.0070.00016.59
7.4.220.0000.01916.45
7.4.210.0050.01116.47
7.4.200.0000.00716.42
7.4.190.0070.00016.64
7.4.160.0120.00616.33
7.4.150.0160.00717.40
7.4.140.0130.00717.86
7.4.130.0100.00816.36
7.4.120.0100.00816.45
7.4.110.0090.00916.31
7.4.100.0080.00816.40
7.4.90.0060.01216.65
7.4.80.0070.01019.39
7.4.70.0060.01016.54
7.4.60.0070.01016.48
7.4.50.0000.00916.23
7.4.40.0120.00322.77
7.4.30.0070.01016.30
7.4.00.0070.00914.93
7.3.330.0000.00513.06
7.3.320.0030.00312.90
7.3.310.0050.00216.02
7.3.300.0000.00716.08
7.3.290.0070.00716.21
7.3.280.0090.00716.22
7.3.270.0060.01017.40
7.3.260.0110.00818.24
7.3.250.0110.00616.31
7.3.240.0100.00716.27
7.3.230.0100.00716.39
7.3.210.0140.01016.50
7.3.200.0030.01819.39
7.3.190.0120.01016.35
7.3.180.0060.00916.18
7.3.170.0070.01416.43
7.3.160.0090.00616.53
7.3.120.0060.00814.66
7.3.110.0060.00914.86
7.3.100.0030.01314.93
7.3.90.0130.00314.73
7.3.80.0130.00314.83
7.3.70.0030.01014.74
7.3.60.0070.00714.52
7.3.50.0080.00614.54
7.3.40.0000.01214.47
7.3.30.0070.00714.88
7.3.20.0040.00816.68
7.3.10.0060.00916.44
7.3.00.0040.01116.75
7.2.330.0030.01716.48
7.2.320.0090.00916.39
7.2.310.0090.00916.29
7.2.300.0070.01416.59
7.2.290.0100.01016.24
7.2.250.0000.01514.65
7.2.240.0000.01614.96
7.2.230.0000.01715.01
7.2.220.0070.00714.88
7.2.210.0000.01514.78
7.2.200.0060.00614.82
7.2.190.0070.00714.79
7.2.180.0100.00314.75
7.2.170.0060.00314.93
7.2.00.0030.01019.25
7.1.330.0110.00415.83
7.1.320.0060.01015.86
7.1.310.0070.00715.46
7.1.300.0080.00015.79
7.1.290.0030.00915.70
7.1.280.0030.00715.66
7.1.270.0090.00615.66
7.1.260.0030.00715.42
7.1.100.0080.00017.78
7.1.70.0050.00317.03
7.1.60.0000.02319.24
7.1.50.0030.01916.94
7.1.00.0070.06022.33
7.0.200.0040.00816.68
7.0.140.0030.07321.97
7.0.80.0130.07319.91
7.0.70.0130.05719.88
7.0.60.0430.04720.06
7.0.50.0100.08020.38
7.0.40.0130.07020.09
7.0.30.0130.08019.98
7.0.20.0170.07020.05
7.0.10.0070.06020.09
7.0.00.0030.06020.14
5.6.280.0100.06720.77
5.6.230.0000.09020.62
5.6.220.0030.08320.59
5.6.210.0030.04320.66
5.6.200.0030.05321.08
5.6.190.0100.05021.16
5.6.180.0100.07720.93
5.6.170.0130.07721.04
5.6.160.0170.07321.04
5.6.150.0130.07721.07
5.6.140.0030.08021.07
5.6.130.0100.09021.00
5.6.120.0130.07321.03
5.6.110.0100.05720.92
5.6.100.0100.09021.05
5.6.90.0130.07721.08
5.6.80.0200.07320.34
5.6.70.0070.08320.48
5.6.60.0070.08020.42
5.6.50.0100.04020.48
5.6.40.0100.07020.31
5.6.30.0130.07320.52
5.6.20.0130.07320.41
5.6.10.0030.08020.39
5.6.00.0200.08320.35
5.5.370.0070.08720.41
5.5.360.0130.07320.34
5.5.350.0070.06720.41
5.5.340.0100.06720.82
5.5.330.0000.05720.72
5.5.320.0030.04320.88
5.5.310.0100.06020.75
5.5.300.0030.05320.92
5.5.290.0130.07720.75
5.5.280.0130.07720.82
5.5.270.0100.06020.78
5.5.260.0130.06720.87
5.5.250.0070.08020.45
5.5.240.0000.09020.21
5.5.230.0100.06320.27
5.5.220.0070.07320.25
5.5.210.0070.04720.01
5.5.200.0100.07320.14
5.5.190.0100.07020.07
5.5.180.0100.07720.20
5.5.160.0070.07720.20
5.5.150.0030.06320.23
5.5.140.0100.07720.25
5.5.130.0170.06720.14
5.5.120.0100.07720.25
5.5.110.0030.08020.11
5.5.100.0100.04720.06
5.5.90.0000.07020.11
5.5.80.0130.04720.14
5.5.70.0070.08020.05
5.5.60.0130.07020.04
5.5.50.0070.04320.14
5.5.40.0170.06720.13
5.5.30.0200.07020.09
5.5.20.0100.06720.08
5.5.10.0070.08020.13
5.5.00.0070.08020.03
5.4.450.0070.08319.50
5.4.440.0130.03719.29
5.4.430.0070.07319.38
5.4.420.0200.07019.34
5.4.410.0100.07719.10
5.4.400.0030.08018.90
5.4.390.0030.07318.78
5.4.380.0070.04018.98
5.4.370.0130.07018.98
5.4.360.0000.04318.96
5.4.350.0030.06719.23
5.4.340.0170.06719.22
5.4.320.0100.07318.90
5.4.310.0170.04019.14
5.4.300.0100.07319.07
5.4.290.0200.06019.04
5.4.280.0000.08319.04
5.4.270.0030.05718.78
5.4.260.0100.05718.95
5.4.250.0170.06318.89
5.4.240.0070.04318.80
5.4.230.0100.06319.14
5.4.220.0130.07318.96
5.4.210.0070.04318.90
5.4.200.0130.07319.07
5.4.190.0100.07319.09
5.4.180.0070.06019.09
5.4.170.0130.07018.80
5.4.160.0070.08019.02
5.4.150.0100.07018.79
5.4.140.0070.07016.32
5.4.130.0100.07016.29
5.4.120.0130.06716.22
5.4.110.0100.05316.34
5.4.100.0200.04016.40
5.4.90.0130.07316.43
5.4.80.0030.07716.39
5.4.70.0030.04716.32
5.4.60.0170.05716.23
5.4.50.0100.07316.37
5.4.40.0130.06316.25
5.4.30.0070.07316.30
5.4.20.0030.08316.18
5.4.10.0000.07316.18
5.4.00.0100.04315.47
5.3.290.0070.07714.82
5.3.280.0170.05314.82
5.3.270.0100.05714.82
5.3.260.0030.06714.82
5.3.250.0030.08014.82
5.3.240.0170.04014.82
5.3.230.0070.04314.82
5.3.220.0100.07314.82
5.3.210.0030.09314.82
5.3.200.0130.06314.82
5.3.190.0070.07014.82
5.3.180.0070.05714.82
5.3.170.0030.05014.82
5.3.160.0070.07314.82
5.3.150.0100.07014.82
5.3.140.0070.06014.82
5.3.130.0130.07014.82
5.3.120.0030.06014.82
5.3.110.0000.08714.82
5.3.100.0130.07314.82
5.3.90.0100.05314.82
5.3.80.0170.06714.82
5.3.70.0070.06014.82
5.3.60.0100.04014.82
5.3.50.0200.06314.82
5.3.40.0030.08014.82
5.3.30.0030.04314.82
5.3.20.0070.07714.82
5.3.10.0070.06014.82
5.3.00.0000.05314.82
5.2.170.0070.06314.82
5.2.160.0000.06014.82
5.2.150.0100.05714.82
5.2.140.0030.04314.82
5.2.130.0070.06314.82
5.2.120.0070.04314.82
5.2.110.0100.05014.82
5.2.100.0030.06014.82
5.2.90.0070.06314.82
5.2.80.0100.06014.82
5.2.70.0000.05714.82
5.2.60.0030.06014.82
5.2.50.0130.05314.82
5.2.40.0000.04014.82
5.2.30.0030.06014.82
5.2.20.0070.04314.82
5.2.10.0130.05014.82
5.2.00.0070.06014.82
5.1.60.0030.04014.82
5.1.50.0000.05714.82
5.1.40.0030.03014.82
5.1.30.0030.05714.82
5.1.20.0030.06014.82
5.1.10.0130.04314.82
5.1.00.0030.05314.82
5.0.50.0000.05014.82
5.0.40.0070.02714.82
5.0.30.0000.04314.82
5.0.20.0030.02714.82
5.0.10.0000.04014.82
5.0.00.0070.05714.82
4.4.90.0030.03714.82
4.4.80.0100.03014.82
4.4.70.0000.03014.82
4.4.60.0030.03714.82
4.4.50.0070.03014.82
4.4.40.0000.05314.82
4.4.30.0000.03014.82
4.4.20.0000.03714.82
4.4.10.0030.03314.82
4.4.00.0000.05314.82
4.3.110.0000.03314.82
4.3.100.0000.02014.82
4.3.90.0030.02314.82
4.3.80.0000.03014.82
4.3.70.0070.03014.82
4.3.60.0000.02714.82
4.3.50.0070.02014.82
4.3.40.0030.02314.82
4.3.30.0000.03714.82
4.3.20.0000.02714.82
4.3.10.0030.03014.82
4.3.00.0000.02314.82

preferences:
66.53 ms | 400 KiB | 5 Q