3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = 2; echo $a.", ".$b."\n"; echo strlen($a)."\n"; echo strlen($b)."\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)
8.3.70.0090.01218.23
8.3.60.0100.01018.43
8.3.50.0090.00721.99
8.3.40.0030.01418.54
8.3.30.0070.00718.79
8.3.20.0040.00420.22
8.3.10.0090.00022.13
8.3.00.0000.00822.50
8.2.180.0120.00616.50
8.2.170.0070.00722.96
8.2.160.0140.00720.39
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0090.00626.16
8.2.120.0040.00419.23
8.2.110.0000.01020.96
8.2.100.0090.00317.61
8.2.90.0040.00417.75
8.2.80.0080.00017.97
8.2.70.0080.00018.16
8.2.60.0030.00517.91
8.2.50.0030.00618.10
8.2.40.0040.00420.55
8.2.30.0070.00018.09
8.2.20.0040.00417.58
8.2.10.0030.00619.54
8.2.00.0040.00417.57
8.1.280.0070.00725.92
8.1.270.0050.00322.05
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0040.00422.18
8.1.230.0090.00319.16
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00617.22
8.1.190.0080.00017.35
8.1.180.0030.00718.10
8.1.170.0040.00418.71
8.1.160.0000.00721.90
8.1.150.0050.00318.53
8.1.140.0000.00717.43
8.1.130.0000.00717.72
8.1.120.0000.00717.36
8.1.110.0000.00717.39
8.1.100.0040.00417.43
8.1.90.0000.00717.33
8.1.80.0070.00017.34
8.1.70.0040.00417.38
8.1.60.0040.00417.45
8.1.50.0030.00617.50
8.1.40.0000.00817.49
8.1.30.0040.00417.53
8.1.20.0030.00517.65
8.1.10.0040.00417.52
8.1.00.0040.00417.37
8.0.300.0040.00419.70
8.0.290.0000.00716.88
8.0.280.0000.00718.30
8.0.270.0040.00417.27
8.0.260.0000.00716.74
8.0.250.0040.00416.93
8.0.240.0040.00416.93
8.0.230.0030.00316.93
8.0.220.0070.00016.84
8.0.210.0040.00416.84
8.0.200.0070.00016.95
8.0.190.0060.00316.85
8.0.180.0040.00416.80
8.0.170.0040.00416.78
8.0.160.0000.00816.81
8.0.150.0040.00416.86
8.0.140.0000.00716.86
8.0.130.0060.00013.32
8.0.120.0040.00416.89
8.0.110.0040.00416.82
8.0.100.0040.00416.90
8.0.90.0040.00416.75
8.0.80.0110.01116.86
8.0.70.0040.00416.88
8.0.60.0000.00716.68
8.0.50.0040.00416.82
8.0.30.0110.01017.02
8.0.20.0130.00917.40
8.0.10.0000.00716.88
8.0.00.0070.01016.66
7.4.330.0020.00215.15
7.4.320.0030.00316.45
7.4.300.0000.00616.57
7.4.290.0000.00816.38
7.4.280.0030.00316.49
7.4.270.0070.00016.59
7.4.260.0070.00316.47
7.4.250.0000.00816.55
7.4.240.0020.00516.46
7.4.230.0070.00016.55
7.4.220.0110.00716.37
7.4.210.0060.00916.47
7.4.200.0030.00316.50
7.4.190.0070.00016.56
7.4.160.0140.00616.40
7.4.150.0080.01117.40
7.4.140.0140.00517.86
7.4.130.0090.00816.54
7.4.120.0110.00616.50
7.4.110.0040.01216.43
7.4.100.0120.00616.54
7.4.90.0100.00716.57
7.4.80.0180.00019.39
7.4.70.0060.01016.46
7.4.60.0060.00916.41
7.4.50.0000.00816.13
7.4.40.0060.00622.77
7.4.30.0030.01216.55
7.4.00.0030.01214.74
7.3.330.0060.00013.11
7.3.320.0060.00013.12
7.3.310.0030.00316.35
7.3.300.0040.00416.20
7.3.290.0070.01316.30
7.3.280.0070.00816.32
7.3.270.0000.02417.40
7.3.260.0110.00816.30
7.3.250.0070.01016.27
7.3.240.0090.00916.23
7.3.230.0180.00616.54
7.3.210.0070.01016.30
7.3.200.0120.01219.39
7.3.190.0170.00716.55
7.3.180.0030.01316.69
7.3.170.0100.00616.64
7.3.160.0090.00916.41
7.3.120.0120.00314.92
7.2.330.0120.00616.31
7.2.320.0060.00416.46
7.2.310.0070.01016.65
7.2.300.0120.00616.50
7.2.290.0090.00616.62
7.2.80.0030.01016.68
7.2.60.0030.01316.79
7.2.00.0060.00319.31
7.1.200.0030.00915.70
7.1.100.0000.01017.88
7.1.70.0130.00616.81
7.1.60.0090.01519.82
7.1.50.0100.01017.02
7.1.00.0100.07022.48
7.0.200.0070.00416.47
7.0.140.0070.07021.99
7.0.60.0100.08319.94
7.0.50.0170.06717.80
7.0.40.0100.08320.16
7.0.30.0500.05320.04
7.0.20.0200.08320.16
7.0.10.0030.08320.19
7.0.00.0070.09320.00
5.6.280.0000.07720.90
5.6.210.0070.03720.47
5.6.200.0130.08018.17
5.6.190.0100.07020.35
5.6.180.0300.08020.35
5.6.170.0430.07020.51
5.6.160.0070.04720.46
5.6.150.0070.08018.22
5.6.140.0030.05318.17
5.6.130.0070.04318.07
5.6.120.0170.06021.01
5.6.110.0030.07321.00
5.6.100.0030.06720.88
5.6.90.0130.08021.02
5.6.80.0070.07720.28
5.6.70.3570.03020.39
5.5.350.0070.08020.43
5.5.340.0070.07317.92
5.5.330.0030.04320.15
5.5.320.0170.04720.29
5.5.310.0170.06020.26
5.5.300.0100.03717.92
5.5.290.0170.07717.90
5.5.280.0030.04020.86
5.5.270.0100.07720.64
5.5.260.0200.06320.75
5.5.250.0030.08320.79
5.5.240.0000.08020.22
5.4.450.0770.05019.48
5.4.440.0700.06019.63
5.4.430.0100.05719.29
5.4.420.0100.05319.42
5.4.410.0130.05319.37
5.4.400.0870.00018.82
5.4.390.0830.00018.72
5.4.380.0330.04718.48
5.4.370.0170.04718.52
5.4.360.0130.05318.46
5.4.350.0130.05718.59
5.4.340.0170.05318.72
5.4.320.0080.03412.45
5.4.310.0070.03812.45
5.4.300.0130.04512.45
5.4.290.0040.03912.45
5.4.280.0070.03512.35
5.4.270.0070.07318.87
5.4.260.0170.05018.78
5.4.250.0130.06318.89
5.4.240.0030.06318.86
5.4.230.0170.05018.87
5.4.220.0070.07318.84
5.4.210.0130.06019.03
5.4.200.0130.07718.88
5.4.190.0100.05718.93
5.4.180.0130.05719.02
5.4.170.0100.07318.87
5.4.160.0100.06718.88
5.4.150.0130.07318.71
5.4.140.0200.06016.48
5.4.130.0070.07016.30
5.4.120.0170.07016.43
5.4.110.0330.05016.25
5.4.100.0070.05716.29
5.4.90.0070.06316.20
5.4.80.0130.04716.21
5.4.70.0070.06016.39
5.4.60.0170.06716.29
5.4.50.0100.05016.46
5.4.40.0170.04716.52
5.4.30.0130.04316.36
5.4.20.0070.06016.16
5.4.10.0070.07316.32
5.4.00.0070.05715.70
5.3.290.0100.03612.80
5.3.280.0130.06014.68
5.3.270.0200.04714.44
5.3.260.0130.07314.43
5.3.250.0070.07014.30
5.3.240.0270.04714.52
5.3.230.0100.04714.75
5.3.220.0070.07014.46
5.3.210.0030.06714.71
5.3.200.0030.07314.40
5.3.190.0100.07014.48
5.3.180.0170.05014.41
5.3.170.0170.06014.47
5.3.160.0130.06314.71
5.3.150.0130.06714.57
5.3.140.0170.05314.56
5.3.130.0100.07014.38
5.3.120.0170.07314.54
5.3.110.0100.06314.39
5.3.100.0130.05014.18
5.3.90.0030.07714.00
5.3.80.0030.07313.71
5.3.70.0130.07313.89
5.3.60.0170.04714.03
5.3.50.0230.05014.09
5.3.40.0100.05013.79
5.3.30.0030.07013.89
5.3.20.0130.04713.63
5.3.10.0130.07013.69
5.3.00.0070.06013.47
5.2.170.0000.05311.16
5.2.160.0030.05711.04
5.2.150.0170.04311.29
5.2.140.0130.05311.29
5.2.130.0030.04311.25
5.2.120.0130.05711.03
5.2.110.0100.04011.25
5.2.100.0130.05011.02
5.2.90.0100.06011.11
5.2.80.0130.04010.92
5.2.70.0030.06311.08
5.2.60.0230.04311.20
5.2.50.0100.04311.04
5.2.40.0100.04310.91
5.2.30.0070.05310.97
5.2.20.0270.03711.06
5.2.10.0100.04710.84
5.2.00.0170.04310.77
5.1.60.0100.03310.07
5.1.50.0200.03310.00
5.1.40.0100.0479.93
5.1.30.0130.04710.48
5.1.20.0070.04010.32
5.1.10.0000.0479.97
5.1.00.0070.04710.21
5.0.50.0030.0378.69
5.0.40.0030.0278.35
5.0.30.0030.0478.30
5.0.20.0030.0278.38
5.0.10.0000.0338.31
5.0.00.0070.0537.98
4.4.90.0070.0275.77
4.4.80.0100.0175.90
4.4.70.0070.0235.78
4.4.60.0070.0235.85
4.4.50.0000.0335.86
4.4.40.0070.0405.78
4.4.30.0070.0205.80
4.4.20.0030.0275.82
4.4.10.0070.0206.05
4.4.00.0070.0406.05
4.3.110.0070.0376.05
4.3.100.0070.0206.05
4.3.90.0000.0236.05
4.3.80.0030.0336.05
4.3.70.0030.0276.05
4.3.60.0030.0206.05
4.3.50.0000.0276.05
4.3.40.0130.0376.05
4.3.30.0000.0336.05
4.3.20.0030.0206.05
4.3.10.0000.0306.05
4.3.00.0070.0176.03

preferences:
50.01 ms | 401 KiB | 5 Q