3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $b = 1; printf('$a is %d and $b is %d', $a, $b); $b = 3; printf('$a is %d and $b is %d', $a, $b);

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)
8.3.60.0170.00316.63
8.3.50.0050.01422.04
8.3.40.0070.00718.52
8.3.30.0100.00719.02
8.3.20.0080.00020.18
8.3.10.0030.00521.72
8.3.00.0000.00718.94
8.2.180.0130.00718.29
8.2.170.0150.00318.93
8.2.160.0070.00722.96
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0030.00526.16
8.2.120.0080.00019.65
8.2.110.0090.00020.52
8.2.100.0100.00018.22
8.2.90.0000.00719.22
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0040.00417.90
8.2.50.0030.00618.07
8.2.40.0030.00519.84
8.2.30.0040.00417.86
8.2.20.0040.00417.59
8.2.10.0030.00618.04
8.2.00.0000.00817.65
8.1.280.0180.00425.92
8.1.270.0030.00618.78
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00422.20
8.1.230.0030.00719.21
8.1.220.0000.00717.76
8.1.210.0060.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00817.11
8.1.180.0040.00418.10
8.1.170.0050.00318.50
8.1.160.0000.00721.84
8.1.150.0000.00818.74
8.1.140.0020.00519.05
8.1.130.0040.00417.78
8.1.120.0040.00317.32
8.1.110.0080.00017.42
8.1.100.0040.00417.27
8.1.90.0000.00717.27
8.1.80.0050.00217.26
8.1.70.0030.00517.38
8.1.60.0040.00817.39
8.1.50.0000.00817.36
8.1.40.0040.00417.36
8.1.30.0030.00517.50
8.1.20.0000.01017.63
8.1.10.0070.00017.40
8.1.00.0030.00517.38
8.0.300.0040.00418.77
8.0.290.0030.00616.63
8.0.280.0000.00718.38
8.0.270.0040.00417.09
8.0.260.0050.00317.09
8.0.250.0030.00616.86
8.0.240.0040.00416.89
8.0.230.0070.00016.89
8.0.220.0070.00016.85
8.0.210.0000.00716.72
8.0.200.0030.00316.82
8.0.190.0000.00716.78
8.0.180.0030.00516.84
8.0.170.0050.00316.85
8.0.160.0000.00716.80
8.0.150.0000.00716.75
8.0.140.0070.00416.82
8.0.130.0000.00613.29
8.0.120.0040.00416.82
8.0.110.0000.00816.74
8.0.100.0000.00816.88
8.0.90.0000.00716.65
8.0.80.0110.00416.84
8.0.70.0000.00716.79
8.0.60.0030.00416.71
8.0.50.0000.00716.88
8.0.30.0100.01217.00
8.0.20.0100.00917.40
8.0.10.0040.00416.82
8.0.00.0120.00516.82
7.4.330.0030.00315.03
7.4.320.0030.00316.50
7.4.300.0060.00016.42
7.4.290.0070.00016.43
7.4.280.0000.00716.40
7.4.270.0000.00716.41
7.4.260.0060.00316.40
7.4.250.0040.00416.48
7.4.240.0050.00216.35
7.4.230.0030.00316.42
7.4.220.0100.00716.35
7.4.210.0040.01116.46
7.4.200.0030.00316.48
7.4.160.0000.01616.54
7.4.150.0070.01017.40
7.4.140.0080.00817.86
7.4.130.0100.00916.36
7.4.120.0100.00616.42
7.4.110.0090.00916.33
7.4.100.0030.01916.40
7.4.90.0070.01016.57
7.4.80.0030.01319.39
7.4.70.0030.01316.36
7.4.60.0070.00716.49
7.4.50.0040.00416.57
7.4.40.0060.00916.47
7.4.30.0160.00516.46
7.4.00.0030.00914.63
7.3.330.0000.00513.07
7.3.320.0020.00212.90
7.3.310.0070.00016.19
7.3.300.0040.00416.08
7.3.290.0090.00616.13
7.3.280.0070.00816.11
7.3.270.0110.00817.40
7.3.260.0140.00316.31
7.3.250.0060.01116.33
7.3.240.0040.01416.19
7.3.230.0110.00816.55
7.3.210.0110.01116.14
7.3.200.0060.01019.39
7.3.190.0100.00716.05
7.3.180.0130.00716.29
7.3.170.0080.01116.32
7.3.160.0070.01016.11
7.2.330.0090.00916.29
7.2.320.0140.00316.24
7.2.310.0120.00616.41
7.2.300.0100.01416.49
7.2.290.0100.01316.73
7.2.00.0040.00719.23
7.1.100.0040.00717.73
7.1.70.0030.00316.97
7.1.60.0090.01219.46
7.1.50.0030.02116.57
7.1.00.0030.07722.30
7.0.200.0130.01014.54
7.0.140.0030.07021.99
7.0.60.0100.08019.91
7.0.50.0200.07317.90
7.0.40.0070.07720.20
7.0.30.0230.08319.98
7.0.20.0270.07020.04
7.0.10.0070.07020.13
7.0.00.0100.03320.13
5.6.210.0100.07720.50
5.6.200.0100.08018.18
5.6.190.0170.08020.48
5.6.180.0500.07020.41
5.6.170.0430.05720.33
5.6.160.0200.07320.51
5.6.150.0100.07318.12
5.6.140.0130.07718.11
5.6.130.0000.04718.20
5.6.120.0030.04321.07
5.6.110.0070.05720.99
5.6.100.0230.07321.01
5.6.90.0070.07021.00
5.6.80.0030.08720.36
5.5.350.0330.07320.43
5.5.340.0030.04017.92
5.5.330.0030.08720.29
5.5.320.0070.06720.34
5.5.310.0270.07020.21
5.5.300.0000.04717.98
5.5.290.0070.08318.04
5.5.280.0100.07320.79
5.5.270.0170.08020.85
5.5.260.0070.03720.75
5.5.250.0000.06320.57
5.5.240.0000.05020.06
5.4.450.0670.06719.55
5.4.440.0630.07019.45
5.4.430.0130.06319.46
5.4.420.0170.05319.25
5.4.410.0200.05719.04
5.4.400.0070.06019.06
5.4.390.0100.06718.64
5.4.380.0170.06318.63
5.4.370.0170.06018.48
5.4.360.0170.06318.74
5.4.350.0270.07018.71
5.4.340.0230.05318.48
5.4.320.0200.05718.61
5.4.310.0200.06018.67
5.4.300.0230.07318.73
5.4.290.0100.06318.77
5.4.280.0270.04718.47
5.4.270.0330.05718.73
5.4.260.0230.05018.71
5.4.250.0300.05018.63
5.4.240.0130.07018.54
5.4.230.0230.05318.76
5.4.220.0270.05718.45
5.4.210.0400.05318.45
5.4.200.0300.06016.63
5.4.190.0230.05718.63
5.4.180.0270.04718.63
5.4.170.0270.05718.46
5.4.160.0200.07318.63
5.4.150.0270.06718.46
5.4.140.0430.06716.36
5.4.130.0300.06016.04
5.4.120.0230.06016.35
5.4.110.0300.06016.29
5.4.100.0200.07316.08
5.4.90.0370.05716.24
5.4.80.0230.06016.15
5.4.70.0230.05716.13
5.4.60.0170.05716.05
5.4.50.0300.04716.03
5.4.40.0300.06016.11
5.4.30.0300.05716.27
5.4.20.0130.07316.10
5.4.10.0270.05316.02
5.4.00.0330.04015.75
5.3.290.0300.04714.57
5.3.280.0270.05014.53
5.3.270.0130.07314.55
5.3.260.0200.07014.65
5.3.250.0430.04014.51
5.3.240.0130.07014.52
5.3.230.0200.06314.52
5.3.220.0270.05014.49
5.3.210.0130.07014.59
5.3.200.0330.04314.53
5.3.190.0270.05714.56
5.3.180.0100.06014.46
5.3.170.0230.06014.46
5.3.160.0230.04714.53
5.3.150.0270.06714.53
5.3.140.0230.06314.52
5.3.130.0100.06014.44
5.3.120.0070.06714.53
5.3.110.0170.05314.52
5.3.100.0130.05714.04
5.3.90.0270.04714.00
5.3.80.0130.05313.91
5.3.70.0270.04714.10
5.3.60.0200.05313.93
5.3.50.0130.05313.93
5.3.40.0230.04713.91
5.3.30.0270.05713.85
5.3.20.0200.04713.62
5.3.10.0170.04713.74
5.3.00.0200.07013.72
5.2.170.0170.04011.04
5.2.160.0230.03311.07
5.2.150.0070.05011.17
5.2.140.0170.03711.26
5.2.130.0170.04011.06
5.2.120.0130.03711.00
5.2.110.0130.04311.07
5.2.100.0100.06011.24
5.2.90.0130.04011.24
5.2.80.0130.04311.05
5.2.70.0100.04711.07
5.2.60.0130.04710.98
5.2.50.0130.04311.07
5.2.40.0170.03710.89
5.2.30.0070.05310.97
5.2.20.0130.04011.11
5.2.10.0030.04710.82
5.2.00.0130.04310.72
5.1.60.0100.05310.01
5.1.50.0100.0339.95
5.1.40.0070.03710.02
5.1.30.0100.04010.45
5.1.20.0100.04010.36
5.1.10.0130.03710.06
5.1.00.0030.04710.07
5.0.50.0130.0278.54
5.0.40.0030.0308.37
5.0.30.0030.0478.22
5.0.20.0070.0278.23
5.0.10.0070.0308.30
5.0.00.0030.0438.20
4.4.90.0030.0236.64
4.4.80.0070.0236.64
4.4.70.0100.0206.64
4.4.60.0100.0206.64
4.4.50.0030.0236.64
4.4.40.0030.0406.64
4.4.30.0100.0176.64
4.4.20.0030.0236.64
4.4.10.0030.0236.64
4.4.00.0100.0336.64
4.3.110.0000.0276.64
4.3.100.0070.0206.64
4.3.90.0030.0236.64
4.3.80.0000.0406.64
4.3.70.0030.0236.64
4.3.60.0030.0276.64
4.3.50.0070.0236.64
4.3.40.0030.0436.64
4.3.30.0030.0276.64
4.3.20.0070.0206.64
4.3.10.0030.0236.64
4.3.00.0070.0239.24

preferences:
41.28 ms | 401 KiB | 5 Q