3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array("1","2","3","4"); array_unshift($a,1); print_r($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)
8.3.40.0080.00618.54
8.3.30.0070.00719.00
8.3.20.0050.00320.31
8.3.10.0020.00523.66
8.3.00.0080.00022.46
8.2.170.0040.01122.96
8.2.160.0040.01121.94
8.2.150.0050.00224.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00422.11
8.2.110.0060.00322.21
8.2.100.0090.00317.78
8.2.90.0040.00419.22
8.2.80.0040.00418.04
8.2.70.0030.00617.38
8.2.60.0030.00517.91
8.2.50.0000.00818.07
8.2.40.0030.00718.14
8.2.30.0040.00417.92
8.2.20.0000.00717.47
8.2.10.0050.00317.64
8.2.00.0050.00317.54
8.1.270.0080.00023.71
8.1.260.0030.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00723.86
8.1.230.0050.00519.07
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0000.00717.52
8.1.180.0060.00318.10
8.1.170.0060.00318.66
8.1.160.0070.00421.95
8.1.150.0000.00718.63
8.1.140.0050.00217.30
8.1.130.0000.00717.73
8.1.120.0030.00317.29
8.1.110.0000.00717.27
8.1.100.0040.00417.43
8.1.90.0030.00617.32
8.1.80.0030.00317.39
8.1.70.0030.00317.37
8.1.60.0030.00517.52
8.1.50.0040.00417.45
8.1.40.0000.00817.46
8.1.30.0040.00417.45
8.1.20.0040.00417.59
8.1.10.0040.00417.54
8.1.00.0080.00017.41
8.0.300.0040.00418.77
8.0.290.0040.00417.04
8.0.280.0030.00318.30
8.0.270.0050.00417.11
8.0.260.0040.00416.73
8.0.250.0030.00316.79
8.0.240.0000.00816.87
8.0.230.0000.00716.90
8.0.220.0060.00016.80
8.0.210.0070.00016.76
8.0.200.0030.00316.79
8.0.190.0040.00416.88
8.0.180.0050.00316.88
8.0.170.0060.00316.76
8.0.160.0040.00416.82
8.0.150.0030.00516.73
8.0.140.0040.00416.80
8.0.130.0000.00513.21
8.0.120.0000.00816.79
8.0.110.0000.00716.82
8.0.100.0080.00016.70
8.0.90.0000.00716.64
8.0.80.0070.01016.78
8.0.70.0080.00016.75
8.0.60.0040.00416.79
8.0.50.0000.00716.69
8.0.30.0050.01317.06
8.0.20.0130.00717.40
8.0.10.0080.00016.95
8.0.00.0110.00716.73
7.4.330.0060.00015.00
7.4.320.0000.00716.33
7.4.300.0000.00616.48
7.4.290.0030.00316.36
7.4.280.0000.00716.51
7.4.270.0030.00316.62
7.4.260.0000.00716.38
7.4.250.0000.00816.50
7.4.240.0050.00216.52
7.4.230.0070.00016.25
7.4.220.0110.00816.38
7.4.210.0060.01016.49
7.4.200.0030.00316.43
7.4.190.0000.00716.43
7.4.160.0030.01216.45
7.4.150.0070.01117.40
7.4.140.0170.00317.86
7.4.130.0060.01116.39
7.4.120.0150.00616.46
7.4.110.0030.01316.51
7.4.100.0070.01616.39
7.4.90.0110.00916.43
7.4.80.0130.00716.42
7.4.70.0100.00616.44
7.4.60.0130.00316.56
7.4.50.0030.00516.35
7.4.40.0030.01322.77
7.4.30.0130.01016.32
7.4.00.0030.01015.07
7.3.330.0050.00012.88
7.3.320.0000.00513.04
7.3.310.0030.00316.11
7.3.300.0060.00016.09
7.3.290.0200.02016.18
7.3.280.0070.01016.09
7.3.270.0080.01617.40
7.3.260.0030.01316.02
7.3.250.0090.01116.15
7.3.240.0180.00316.18
7.3.230.0090.00616.39
7.3.210.0060.01016.13
7.3.200.0080.01119.39
7.3.190.0090.01216.39
7.3.180.0100.00616.25
7.3.170.0030.01216.27
7.3.160.0090.00616.20
7.3.120.0080.00814.71
7.3.10.0050.00916.24
7.3.00.0030.01016.37
7.2.330.0120.00616.57
7.2.320.0100.00716.57
7.2.310.0130.00316.50
7.2.300.0100.00716.52
7.2.290.0110.00416.18
7.2.130.0080.00716.54
7.2.120.0070.00716.47
7.2.110.0130.00416.59
7.2.100.0080.00616.49
7.2.90.0030.01216.64
7.2.80.0050.01016.74
7.2.70.0050.00916.58
7.2.60.0020.00916.58
7.2.50.0050.00916.60
7.2.40.0070.00916.69
7.2.30.0060.00416.45
7.2.20.0090.00416.36
7.2.10.0090.00616.48
7.2.00.0050.01017.37
7.1.250.0050.00515.53
7.1.100.0040.01118.23
7.1.70.0040.00416.80
7.1.60.0100.00719.27
7.1.50.0210.01434.68
7.1.00.0070.07322.34
7.0.200.0070.00316.36
7.0.140.0070.07022.00
7.0.100.0000.04319.88
7.0.90.0230.04319.86
7.0.80.0400.06019.88
7.0.70.0300.09319.89
7.0.60.0370.08719.88
7.0.50.0600.02720.38
7.0.40.0070.08020.03
7.0.30.0100.08020.13
7.0.20.0030.07720.00
7.0.10.0100.08320.04
7.0.00.0200.07320.14
5.6.280.0000.07721.03
5.6.250.0100.03320.59
5.6.240.0070.04020.69
5.6.230.0000.04720.50
5.6.220.0100.07320.58
5.6.210.0070.04020.66
5.6.200.0070.08021.18
5.6.190.0070.08320.96
5.6.180.0170.07021.01
5.6.170.0070.08021.13
5.6.160.0070.08321.01
5.6.150.0070.05721.02
5.6.140.0170.07321.00
5.6.130.0030.07721.07
5.6.120.0100.08021.02
5.6.110.0030.08320.93
5.6.100.0070.08021.06
5.6.90.0000.09021.01
5.6.80.0070.07020.43
5.6.70.0100.07320.37
5.6.60.0170.07020.47
5.6.50.0170.06720.32
5.6.40.0170.07020.35
5.6.30.0170.07020.29
5.6.20.0130.07020.29
5.6.10.0100.06320.46
5.6.00.0070.08020.39
5.5.380.0070.04320.40
5.5.370.0030.04020.42
5.5.360.0100.06720.36
5.5.350.0230.05720.37
5.5.340.0070.08320.73
5.5.330.0030.08020.87
5.5.320.0030.09320.77
5.5.310.0100.08320.82
5.5.300.0000.09020.90
5.5.290.0100.08020.79
5.5.280.0130.07320.85
5.5.270.0070.08320.89
5.5.260.0030.09020.71
5.5.250.0070.07320.58
5.5.240.0100.07320.13
5.5.230.0100.08020.17
5.5.220.0070.07320.14
5.5.210.0070.05320.24
5.5.200.0100.04320.27
5.5.190.0130.07019.98
5.5.180.0070.08320.10
5.5.160.0170.07020.25
5.5.150.0170.04020.07
5.5.140.0030.08020.18
5.5.130.0030.08320.20
5.5.120.0100.07720.23
5.5.110.0100.07320.21
5.5.100.0130.07320.15
5.5.90.0030.07020.06
5.5.80.0100.07319.90
5.5.70.0130.07320.14
5.5.60.0100.07720.15
5.5.50.0100.07320.13
5.5.40.0130.06719.99
5.5.30.0100.04720.08
5.5.20.0070.08020.07
5.5.10.0070.07720.03
5.5.00.0100.07320.05
5.4.450.0130.08019.47
5.4.440.0070.08019.22
5.4.430.0070.07319.36
5.4.420.0170.07019.37
5.4.410.0070.07319.05
5.4.400.0170.07018.91
5.4.390.0070.05319.05
5.4.380.0170.06719.14
5.4.370.0070.05318.88
5.4.360.0130.06719.16
5.4.350.0070.07018.88
5.4.340.0170.07019.13
5.4.320.0070.07719.18
5.4.310.0170.07019.03
5.4.300.0000.05318.85
5.4.290.0130.07019.10
5.4.280.0070.07718.86
5.4.270.0070.06019.16
5.4.260.0100.07319.04
5.4.250.0130.07319.02
5.4.240.0100.04719.04
5.4.230.0030.08319.04
5.4.220.0100.06019.17
5.4.210.0100.07719.09
5.4.200.0130.06319.02
5.4.190.0200.05319.22
5.4.180.0030.07019.02
5.4.170.0070.07719.04
5.4.160.0100.04319.02
5.4.150.0000.05318.92
5.4.140.0070.08016.37
5.4.130.0070.07316.43
5.4.120.0030.05316.43
5.4.110.0030.07716.48
5.4.100.0130.06716.34
5.4.90.0100.06316.51
5.4.80.0000.07316.48
5.4.70.0100.06716.35
5.4.60.0030.05016.50
5.4.50.0130.07016.32
5.4.40.0070.07016.54
5.4.30.0100.06716.42
5.4.20.0100.06716.36
5.4.10.0000.07716.45
5.4.00.0100.06715.88
5.3.290.0000.08714.59
5.3.280.0130.07014.65
5.3.270.0070.07714.55
5.3.260.0030.08014.61
5.3.250.0030.08314.52
5.3.240.0070.07314.71
5.3.230.0070.07014.64
5.3.220.0030.07314.54
5.3.210.0000.07014.61
5.3.200.0100.07014.68
5.3.190.0100.06714.69
5.3.180.0100.07014.49
5.3.170.0000.08314.58
5.3.160.0070.07314.53
5.3.150.0100.04314.57
5.3.140.0100.07014.47
5.3.130.0030.08014.47
5.3.120.0070.06714.59
5.3.110.0170.06714.49
5.3.100.0000.07714.32
5.3.90.0070.07314.32
5.3.80.0030.08314.32
5.3.70.0130.05014.32
5.3.60.0070.08014.32
5.3.50.0100.07014.32
5.3.40.0000.07014.32
5.3.30.0070.07014.32
5.3.20.0130.06314.32
5.3.10.0200.06314.32
5.3.00.0030.08014.32
5.2.170.0070.06014.32
5.2.160.0070.05714.32
5.2.150.0100.06314.32
5.2.140.0030.06314.32
5.2.130.0030.06014.32
5.2.120.0030.06314.32
5.2.110.0030.06014.32
5.2.100.0000.06714.32
5.2.90.0070.05014.32
5.2.80.0000.06714.32
5.2.70.0070.06014.32
5.2.60.0030.05014.32
5.2.50.0030.06014.32
5.2.40.0030.03714.32
5.2.30.0030.05714.32
5.2.20.0070.05314.32
5.2.10.0130.05314.32
5.2.00.0030.06314.32
5.1.60.0070.05314.32
5.1.50.0000.05714.32
5.1.40.0070.05014.32
5.1.30.0030.06014.32
5.1.20.0070.05014.32
5.1.10.0130.05014.32
5.1.00.0070.04714.32
5.0.50.0070.03014.32
5.0.40.0000.04314.32
5.0.30.0070.06014.32
5.0.20.0000.04314.32
5.0.10.0000.04714.32
5.0.00.0070.06314.32
4.4.90.0030.03314.32
4.4.80.0000.03714.32
4.4.70.0000.03714.32
4.4.60.0000.03314.32
4.4.50.0000.04014.32
4.4.40.0000.05714.32
4.4.30.0030.02314.32
4.4.20.0070.03014.32
4.4.10.0000.03714.32
4.4.00.0030.05014.32
4.3.110.0000.04014.32
4.3.100.0030.03314.32
4.3.90.0030.03014.32
4.3.80.0000.05314.32
4.3.70.0070.03014.32
4.3.60.0000.03314.32
4.3.50.0030.03714.32
4.3.40.0030.05014.32
4.3.30.0030.03314.32
4.3.20.0000.03714.32
4.3.10.0030.03014.32
4.3.00.0000.03714.32

preferences:
40.01 ms | 400 KiB | 5 Q