3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($arg){ echo $arg; } preg_replace('/(a)/', foo("$1"), '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)
8.3.60.0080.00818.64
8.3.50.0140.00517.45
8.3.40.0120.00419.10
8.3.30.0030.01218.97
8.3.20.0100.00618.90
8.3.10.0040.00418.85
8.3.00.0030.00619.50
8.2.180.0090.01216.74
8.2.170.0140.00022.96
8.2.160.0120.00319.00
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0070.00026.16
8.2.120.0000.00720.96
8.2.110.0100.00719.33
8.2.100.0100.00318.21
8.2.90.0060.00319.16
8.2.80.0030.00617.97
8.2.70.0030.00617.75
8.2.60.0000.00817.80
8.2.50.0000.00817.80
8.2.40.0030.00619.72
8.2.30.0000.00817.90
8.2.20.0060.00317.77
8.2.10.0080.00017.80
8.2.00.0030.00717.89
8.1.280.0140.00325.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00323.97
8.1.230.0040.00717.83
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0090.00017.35
8.1.190.0080.00017.22
8.1.180.0040.00418.10
8.1.170.0050.00317.62
8.1.160.0000.00718.89
8.1.150.0070.00018.68
8.1.140.0040.00417.46
8.1.130.0070.00017.41
8.1.120.0000.00817.48
8.1.110.0020.00517.49
8.1.100.0040.00417.47
8.1.90.0030.00317.38
8.1.80.0000.00717.37
8.1.70.0050.00317.46
8.1.60.0040.00417.55
8.1.50.0000.00817.57
8.1.40.0030.00617.60
8.1.30.0050.00317.73
8.1.20.0040.00417.68
8.1.10.0000.00717.47
8.1.00.0000.00817.55
8.0.300.0050.00218.77
8.0.290.0030.00616.75
8.0.280.0070.00018.46
8.0.270.0070.00017.30
8.0.260.0030.00316.78
8.0.250.0070.00017.02
8.0.240.0030.00316.97
8.0.230.0050.00316.95
8.0.220.0000.00716.80
8.0.210.0070.00016.91
8.0.200.0030.00316.96
8.0.190.0040.00416.83
8.0.180.0080.00416.89
8.0.170.0090.00016.93
8.0.160.0040.00316.79
8.0.150.0000.00716.82
8.0.140.0040.00416.76
8.0.130.0050.00013.35
8.0.120.0000.00916.81
8.0.110.0050.00216.95
8.0.100.0000.00716.98
8.0.90.0070.00016.91
8.0.80.0000.01916.89
8.0.70.0080.00017.02
8.0.60.0000.00716.89
8.0.50.0000.00916.83
8.0.30.0120.00917.22
8.0.20.0140.00617.09
8.0.10.0030.00516.89
8.0.00.0080.01416.65
7.4.330.0030.00313.04
7.4.320.0030.00316.70
7.4.300.0030.00316.60
7.4.290.0040.00416.56
7.4.280.0040.00416.77
7.4.270.0030.00616.70
7.4.260.0050.00013.30
7.4.250.0040.00416.66
7.4.240.0000.00616.65
7.4.230.0040.00416.40
7.4.220.0090.00916.65
7.4.210.0130.00616.77
7.4.200.0030.00316.56
7.4.190.0030.00316.73
7.4.160.0110.00816.62
7.4.150.0100.01016.55
7.4.140.0070.01017.86
7.4.130.0150.01816.86
7.4.120.0070.01016.96
7.4.110.0040.01416.61
7.4.100.0070.01016.52
7.4.90.0140.00516.67
7.4.80.0090.01219.39
7.4.70.0000.01616.75
7.4.60.0120.00616.63
7.4.50.0000.00516.47
7.4.40.0030.01016.39
7.4.30.0060.01616.50
7.4.00.0090.00615.08
7.3.330.0000.00613.38
7.3.320.0000.00613.25
7.3.310.0000.00716.51
7.3.300.0000.00916.36
7.3.290.0110.00616.45
7.3.280.0130.01016.43
7.3.270.0090.00916.70
7.3.260.0130.01116.70
7.3.240.0030.01316.79
7.3.230.0100.00716.60
7.3.210.0080.00816.79
7.3.200.0080.00816.56
7.3.190.0060.00916.40
7.3.180.0060.00916.54
7.3.170.0180.00016.43
7.3.160.0030.01216.44
7.3.120.0030.01014.89
7.3.10.0100.00316.78
7.3.00.0090.01016.97
7.2.330.0030.01316.48
7.2.320.0120.00616.38
7.2.310.0030.01516.69
7.2.300.0040.01216.66
7.2.290.0120.00616.69
7.2.130.0090.00616.95
7.2.120.0050.01016.69
7.2.110.0030.00916.87
7.2.100.0100.00516.96
7.2.90.0100.00616.89
7.2.80.0070.00516.84
7.2.70.0020.00817.05
7.2.60.0050.01017.07
7.2.50.0070.01016.86
7.2.40.0080.00816.93
7.2.30.0030.01016.88
7.2.20.0030.00817.10
7.2.10.0100.00416.90
7.2.00.0060.00817.72
7.1.250.0070.00815.66
7.1.100.0070.00418.41
7.1.70.0040.01117.46
7.1.60.0060.01819.25
7.1.50.0090.01217.07
7.1.00.0030.07022.44
7.0.200.0030.00316.75
7.0.140.0030.07722.05
7.0.120.0000.07722.01
7.0.60.0030.06719.89
7.0.50.0100.08317.98
7.0.40.0230.08020.07
7.0.30.0300.05720.19
7.0.20.0230.04020.25
7.0.10.0170.07020.25
7.0.00.0100.07720.25
5.6.280.0000.07720.76
5.6.210.0070.08320.50
5.6.200.0030.07318.20
5.6.190.0070.04020.57
5.6.180.0130.04720.57
5.6.170.0170.04020.54
5.6.160.0100.08020.39
5.6.150.0000.05718.17
5.6.140.0000.07718.16
5.6.130.0130.08018.17
5.6.120.0070.08320.90
5.6.110.0000.05021.12
5.6.100.0200.07320.97
5.6.90.0070.06321.13
5.6.80.0070.04020.48
5.5.350.0070.08020.46
5.5.340.0070.08318.08
5.5.330.0070.08720.31
5.5.320.0400.08320.20
5.5.310.0300.07320.26
5.5.300.0130.07318.08
5.5.290.0130.03318.10
5.5.280.0100.08020.73
5.5.270.0130.07720.85
5.5.260.0130.08720.79
5.5.250.0100.07020.62
5.5.240.0170.08020.26
5.4.450.3330.04319.52
5.4.440.3530.04319.18
5.4.430.3170.04019.28
5.4.420.3430.04319.46
5.4.410.3400.04319.18
5.4.400.3870.03719.12
5.4.390.3470.04018.85
5.4.380.3030.03718.96
5.4.370.3530.03718.89
5.4.360.3730.03019.09
5.4.350.3070.04019.06
5.4.340.3330.04019.19
5.4.320.3070.03318.98
5.4.310.3300.04019.08
5.4.300.3100.03719.09
5.4.290.3330.03718.85
5.4.280.3430.04319.15
5.4.270.2900.03719.06
5.4.260.3500.03318.94
5.4.250.3530.04019.07
5.4.240.3170.03719.30
5.4.230.3330.03718.93
5.4.220.3100.04018.84
5.4.210.3300.04018.90
5.4.200.3470.04319.18
5.4.190.3200.03319.27
5.4.180.3370.04019.18
5.4.170.3400.03719.07
5.4.160.2870.03319.04
5.4.150.3330.03719.13
5.4.140.2970.03316.43
5.4.130.3470.02716.46
5.4.120.3370.04016.54
5.4.110.3530.03716.64
5.4.100.3030.03316.51
5.4.90.3470.03716.64
5.4.80.3970.03716.60
5.4.70.4630.02316.31
5.4.60.3970.03016.34
5.4.50.3130.03316.49
5.4.40.2900.03316.44
5.4.30.2930.03316.54
5.4.20.3030.03716.34
5.4.10.3700.04016.38
5.4.00.3130.04015.96
5.3.290.3100.05014.82
5.3.280.3230.04014.49
5.3.270.3470.03714.50
5.3.260.3230.03714.68
5.3.250.3300.04014.72
5.3.240.3270.03714.61
5.3.230.3200.03714.49
5.3.220.3270.04314.64
5.3.210.2970.04014.54
5.3.200.3430.04314.49
5.3.190.3800.04714.66
5.3.180.3370.03714.71
5.3.170.3470.03714.57
5.3.160.2770.04014.68
5.3.150.4000.03314.47
5.3.140.3230.03314.52
5.3.130.3170.03314.54
5.3.120.3730.04014.45
5.3.110.3000.03314.71
5.3.100.2330.04013.96
5.3.90.2800.03314.00
5.3.80.2630.04013.92
5.3.70.2630.04013.94
5.3.60.2130.03014.02
5.3.50.0100.03014.03
5.3.40.1170.04013.86
5.3.30.2970.03713.81
5.3.20.3270.03713.59
5.3.10.2900.03713.57
5.3.00.3200.03713.86
5.2.170.0000.04311.05
5.2.160.0030.02711.09
5.2.150.2300.03311.06
5.2.140.2770.04011.04
5.2.130.2700.02711.17
5.2.120.2770.03011.18
5.2.110.2870.03311.19
5.2.100.2530.03311.18
5.2.90.2670.03011.04
5.2.80.2730.03311.05
5.2.70.2830.02711.31
5.2.60.2400.03310.95
5.2.50.2630.02711.09
5.2.40.2130.02711.15
5.2.30.2300.03010.95
5.2.20.2330.03010.88
5.2.10.2100.02710.77
5.2.00.2370.02310.73
5.1.60.2270.02310.73
5.1.50.2100.02710.73
5.1.40.2470.02710.73
5.1.30.1600.03010.73
5.1.20.2000.02710.73
5.1.10.2430.02710.73
5.1.00.2270.02710.73
5.0.50.1100.01710.73
5.0.40.1130.02310.73
5.0.30.1100.04010.73
5.0.20.1170.02310.73
5.0.10.1370.02310.73
5.0.00.1200.03010.73
4.4.90.1070.02010.73
4.4.80.1030.01310.73
4.4.70.1100.01710.73
4.4.60.1070.02010.73
4.4.50.0730.02310.73
4.4.40.1200.03310.73
4.4.30.1070.02010.73
4.4.20.1130.01710.73
4.4.10.1200.02010.73
4.4.00.0970.02310.73
4.3.110.1130.02310.73
4.3.100.1230.01310.73
4.3.90.0300.03310.73
4.3.80.1770.02310.73
4.3.70.0930.02710.73
4.3.60.1370.01310.73
4.3.50.1570.01310.73
4.3.40.1470.02710.73
4.3.30.0800.01310.73
4.3.20.0800.02710.73
4.3.10.0700.01710.73
4.3.00.0630.01710.73

preferences:
48.41 ms | 401 KiB | 5 Q