3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo '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)
8.3.60.0170.00318.22
8.3.50.0120.00621.02
8.3.40.0080.00618.51
8.3.30.0110.00418.42
8.3.20.0050.00318.51
8.3.10.0080.00020.97
8.3.00.0000.00823.50
8.2.180.0070.00716.50
8.2.170.0150.00022.96
8.2.160.0110.01120.31
8.2.150.0040.00424.18
8.2.140.0120.00624.66
8.2.130.0000.00726.16
8.2.120.0030.00519.54
8.2.110.0030.00620.48
8.2.100.0040.00817.78
8.2.90.0040.00419.07
8.2.80.0040.00417.97
8.2.70.0090.00017.38
8.2.60.0080.00017.80
8.2.50.0000.01118.07
8.2.40.0080.00018.07
8.2.30.0000.00719.30
8.2.20.0040.00417.58
8.2.10.0000.00817.45
8.2.00.0030.00617.61
8.1.280.0120.00325.92
8.1.270.0110.00023.99
8.1.260.0110.00426.35
8.1.250.0040.00728.09
8.1.240.0060.00322.34
8.1.230.0070.00421.04
8.1.220.0000.00818.77
8.1.210.0040.00418.83
8.1.200.0040.00417.23
8.1.190.0070.00017.41
8.1.180.0030.00618.10
8.1.170.0040.00418.54
8.1.160.0000.00818.76
8.1.150.0040.00418.62
8.1.140.0000.00817.24
8.1.130.0000.00717.79
8.1.120.0000.00717.31
8.1.110.0020.00517.29
8.1.100.0000.00717.30
8.1.90.0000.00717.38
8.1.80.0030.00317.36
8.1.70.0000.00717.33
8.1.60.0040.00417.42
8.1.50.0040.00417.25
8.1.40.0050.00317.40
8.1.30.0000.00717.39
8.1.20.0050.00317.47
8.1.10.0000.00717.41
8.1.00.0000.00717.36
8.0.300.0030.00619.42
8.0.290.0040.00417.05
8.0.280.0000.00818.37
8.0.270.0000.00717.22
8.0.260.0000.00716.61
8.0.250.0040.00416.69
8.0.240.0040.00416.82
8.0.230.0000.00716.83
8.0.220.0000.00716.72
8.0.210.0000.00716.77
8.0.200.0040.00416.85
8.0.190.0000.00716.85
8.0.180.0070.00016.68
8.0.170.0040.00416.73
8.0.160.0040.00416.86
8.0.150.0000.00716.64
8.0.140.0040.00416.71
8.0.130.0030.00513.18
8.0.120.0040.00416.61
8.0.110.0070.00016.65
8.0.100.0000.00716.62
8.0.90.0040.00416.76
8.0.80.0000.01416.70
8.0.70.0070.00016.58
8.0.60.0040.00416.63
8.0.50.0000.00816.80
8.0.30.0130.00516.77
8.0.20.0090.00917.40
8.0.10.0040.00416.86
8.0.00.0060.01316.59
7.4.330.0000.00614.66
7.4.320.0030.00316.31
7.4.300.0040.00416.50
7.4.290.0000.00716.38
7.4.280.0040.00416.20
7.4.270.0040.00416.47
7.4.260.0000.00513.00
7.4.250.0000.00716.34
7.4.240.0040.00416.50
7.4.230.0060.00016.48
7.4.220.0140.00316.40
7.4.210.0060.01016.49
7.4.200.0050.00316.46
7.4.190.0040.00416.37
7.4.160.0190.00316.47
7.4.150.0100.00717.40
7.4.140.0110.01017.86
7.4.130.0050.01216.43
7.4.120.0090.00916.53
7.4.110.0130.00316.43
7.4.100.0080.00816.21
7.4.90.0130.00416.39
7.4.80.0090.00619.39
7.4.70.0060.01116.43
7.4.60.0120.01216.36
7.4.50.0000.00916.23
7.4.40.0070.00722.52
7.4.30.0140.00316.57
7.4.00.0090.00615.00
7.3.330.0000.00512.96
7.3.320.0000.00512.99
7.3.310.0040.00416.12
7.3.300.0060.00016.03
7.3.290.0070.01316.08
7.3.280.0040.01416.09
7.3.270.0130.00317.40
7.3.260.0110.01118.24
7.3.250.0120.00816.28
7.3.240.0080.00916.38
7.3.230.0120.00416.39
7.3.210.0120.00816.15
7.3.200.0000.01719.39
7.3.190.0030.01316.14
7.3.180.0070.00716.39
7.3.170.0030.01716.27
7.3.160.0100.00716.17
7.3.120.0030.01214.67
7.2.330.0070.01016.56
7.2.320.0090.00916.39
7.2.310.0090.01116.41
7.2.300.0110.00616.59
7.2.290.0070.01016.36
7.2.60.0080.00616.96
7.2.50.0030.01016.64
7.2.00.0000.01419.18
7.1.200.0070.00715.47
7.1.100.0040.01218.00
7.1.70.0040.00717.00
7.1.60.0110.01519.40
7.1.50.0170.00716.70
7.1.00.0000.07722.34
7.0.200.0030.00316.75
7.0.140.0130.06322.05
7.0.60.0130.07719.89
7.0.50.0100.05717.80
7.0.40.0100.09019.96
7.0.30.0300.08720.09
7.0.20.0270.05320.16
7.0.10.0070.06320.00
7.0.00.0100.04320.00
5.6.210.0070.06720.50
5.6.200.0070.03718.19
5.6.190.0100.07020.33
5.6.180.0270.04720.61
5.6.170.0170.07720.48
5.6.160.0070.08720.49
5.6.150.0100.07018.22
5.6.140.0030.04718.21
5.6.130.0230.03018.18
5.6.120.0030.09020.98
5.6.110.0100.08020.97
5.6.100.0030.08721.13
5.6.90.0030.06720.97
5.6.80.0100.04320.37
5.6.70.4170.03320.35
5.5.350.0000.08020.31
5.5.340.0000.04318.01
5.5.330.0130.07720.14
5.5.320.0230.05720.27
5.5.310.0270.06020.24
5.5.300.0070.08017.92
5.5.290.0070.08317.91
5.5.280.0130.03320.88
5.5.270.0030.04020.88
5.5.260.0130.07320.60
5.5.250.0000.04720.57
5.5.240.0100.07720.25
5.4.450.0130.05719.49
5.4.440.0630.05719.13
5.4.430.0230.05319.53
5.4.420.0130.05319.45
5.4.410.0200.05018.94
5.4.400.0270.05318.66
5.4.390.0200.06018.74
5.4.380.0330.04318.62
5.4.370.0170.03318.49
5.4.360.0000.05018.58
5.4.350.0060.03611.97
5.4.340.0090.05011.96
5.4.320.0050.03612.45
5.4.310.0070.03612.45
5.4.300.0060.03612.45
5.4.290.0050.03912.45
5.4.280.0090.03212.35
5.4.270.0050.03612.35
5.4.260.0070.03712.34
5.4.250.0050.03912.33
5.4.240.0070.03512.33
5.4.230.0050.03912.33
5.4.220.0060.03612.33
5.4.210.0050.03712.33
5.4.200.0060.03812.33
5.4.190.0060.04312.33
5.4.180.0050.04112.32
5.4.170.0060.03912.34
5.4.160.0070.03512.33
5.4.150.0050.03612.33
5.4.140.0060.03712.01
5.4.130.0050.03712.00
5.4.120.0050.03611.95
5.4.110.0060.03711.95
5.4.100.0070.04011.95
5.4.90.0060.03811.95
5.4.80.0040.04211.95
5.4.70.0050.03611.95
5.4.60.0080.03711.95
5.4.50.0060.04111.95
5.4.40.0040.03611.94
5.4.30.0060.03911.93
5.4.20.0070.03411.93
5.4.10.0050.03511.93
5.4.00.0050.03711.42
5.3.290.0100.04712.80
5.3.280.0090.03612.71
5.3.270.0090.04212.72
5.3.260.0070.04212.72
5.3.250.0090.03912.72
5.3.240.0070.04412.72
5.3.230.0080.04612.71
5.3.220.0070.04512.68
5.3.210.0070.04712.68
5.3.200.0050.04612.68
5.3.190.0100.04412.68
5.3.180.0070.04412.67
5.3.170.0080.04212.67
5.3.160.0060.04212.67
5.3.150.0070.04412.68
5.3.140.0040.04612.66
5.3.130.0080.04712.66
5.3.120.0070.04712.66
5.3.110.0060.04712.66
5.3.100.0080.04212.12
5.3.90.0060.04312.08
5.3.80.0090.04112.08
5.3.70.0080.04312.08
5.3.60.0080.04112.07
5.3.50.0080.04112.00
5.3.40.0060.04512.00
5.3.30.0080.04011.94
5.3.20.0090.04011.71
5.3.10.0070.04011.67
5.3.00.0070.04211.66

preferences:
53.31 ms | 401 KiB | 5 Q