3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i = 0; $i < 10000; $i++){ $x = "xxxx". "xxxx". "xxxx". "xxxx"; }

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)
8.3.60.0090.00916.13
8.3.50.0130.00822.76
8.3.40.0080.00818.45
8.3.30.0100.00318.83
8.3.20.0070.00020.20
8.3.10.0000.00823.54
8.3.00.0050.00317.38
8.2.180.0130.00616.38
8.2.170.0120.00322.96
8.2.160.0070.00720.43
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0120.00826.16
8.2.120.0040.00419.64
8.2.110.0030.00621.98
8.2.100.0050.00517.78
8.2.90.0000.00819.22
8.2.80.0030.00517.97
8.2.70.0080.00017.63
8.2.60.0030.00717.90
8.2.50.0050.00318.07
8.2.40.0090.00018.22
8.2.30.0030.00517.97
8.2.20.0000.00717.43
8.2.10.0000.00817.94
8.2.00.0080.00017.66
8.1.280.0000.01525.92
8.1.270.0070.00722.13
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.92
8.1.230.0070.00419.01
8.1.220.0060.00317.74
8.1.210.0030.00518.77
8.1.200.0000.00817.23
8.1.190.0040.00417.23
8.1.180.0060.00318.10
8.1.170.0000.00818.50
8.1.160.0040.00421.84
8.1.150.0050.00218.72
8.1.140.0040.00417.29
8.1.130.0030.00317.81
8.1.120.0020.00517.38
8.1.110.0030.00517.39
8.1.100.0070.00017.41
8.1.90.0000.00717.36
8.1.80.0050.00317.29
8.1.70.0030.00317.32
8.1.60.0030.00617.53
8.1.50.0040.00417.36
8.1.40.0050.00317.36
8.1.30.0000.00817.54
8.1.20.0030.00517.62
8.1.10.0050.00317.41
8.1.00.0040.00417.42
8.0.300.0050.00318.77
8.0.290.0000.00816.63
8.0.280.0000.00718.35
8.0.270.0000.00717.14
8.0.260.0000.00617.18
8.0.250.0040.00416.93
8.0.240.0030.00316.85
8.0.230.0030.00316.88
8.0.220.0030.00316.81
8.0.210.0070.00016.78
8.0.200.0030.00316.84
8.0.190.0030.00516.89
8.0.180.0040.00416.83
8.0.170.0080.00016.75
8.0.160.0000.00716.80
8.0.150.0000.00716.74
8.0.140.0030.00516.76
8.0.130.0000.00613.29
8.0.120.0080.00016.73
8.0.110.0040.00416.80
8.0.100.0000.00716.76
8.0.90.0040.00416.70
8.0.80.0030.01416.79
8.0.70.0000.00916.78
8.0.60.0030.00516.84
8.0.50.0040.00416.75
8.0.30.0080.01216.94
8.0.20.0020.01817.40
8.0.10.0000.00816.79
8.0.00.0090.00816.66
7.4.330.0000.00515.00
7.4.320.0000.00816.57
7.4.300.0060.00016.50
7.4.290.0070.00016.53
7.4.280.0000.00816.35
7.4.270.0080.00016.45
7.4.260.0040.00416.43
7.4.250.0030.00516.25
7.4.240.0020.00616.57
7.4.230.0030.00316.43
7.4.220.0100.01616.32
7.4.210.0070.00716.48
7.4.200.0040.00316.33
7.4.160.0120.00316.59
7.4.150.0130.00617.40
7.4.140.0060.01117.86
7.4.130.0050.01216.34
7.4.120.0070.01116.43
7.4.110.0100.01316.30
7.4.100.0130.00716.35
7.4.90.0130.00316.31
7.4.80.0120.01219.39
7.4.70.0110.00816.41
7.4.60.0070.01016.50
7.4.50.0030.00316.31
7.4.40.0140.00316.38
7.4.30.0060.01016.25
7.4.00.0080.00714.77
7.3.330.0070.00013.09
7.3.320.0000.00613.00
7.3.310.0040.00416.31
7.3.300.0000.00716.29
7.3.290.0100.01016.20
7.3.280.0050.01416.29
7.3.270.0040.01317.40
7.3.260.0080.00816.49
7.3.250.0080.01216.38
7.3.240.0070.01216.47
7.3.230.0080.00816.42
7.3.210.0070.01016.62
7.3.200.0070.01419.39
7.3.190.0090.00916.43
7.3.180.0100.00616.34
7.3.170.0090.00916.27
7.3.160.0090.00916.36
7.3.10.0160.00315.80
7.3.00.0090.00915.72
7.2.330.0150.00916.30
7.2.320.0150.00416.23
7.2.310.0100.00716.57
7.2.300.0090.00816.28
7.2.290.0060.01016.25
7.2.130.0140.00716.44
7.2.120.0090.01316.11
7.2.110.0180.00616.09
7.2.100.0080.01216.18
7.2.90.0210.00516.81
7.2.80.0100.00716.40
7.2.70.0200.00416.55
7.2.60.0100.01016.40
7.2.50.0130.00616.73
7.2.40.0150.00816.67
7.2.30.0130.00616.38
7.2.20.0100.00716.70
7.2.10.0180.00616.27
7.2.00.0060.01417.87
7.1.250.0120.00615.60
7.1.200.0080.00415.72
7.1.100.0260.00717.97
7.1.70.0000.01017.04
7.1.60.0040.01819.40
7.1.50.0100.01016.86
7.1.00.0000.08022.57
7.0.200.0000.01016.47
7.0.140.0200.05722.09
7.0.60.0130.06319.96
7.0.50.0030.09317.90
7.0.40.0030.04720.02
7.0.30.0500.06020.04
7.0.20.0270.07320.00
7.0.10.0030.09320.04
7.0.00.0030.08320.12
5.6.280.0030.07720.77
5.6.210.0070.08320.66
5.6.200.0170.07318.19
5.6.190.0030.04320.61
5.6.180.3600.05320.32
5.6.170.0070.05320.63
5.6.160.0100.08020.70
5.6.150.0070.04718.21
5.6.140.0030.07018.14
5.6.130.0030.07318.20
5.6.120.0130.03721.00
5.6.110.0130.07320.98
5.6.100.0030.08721.00
5.6.90.0070.09320.96
5.6.80.0070.06320.37
5.6.70.3770.04020.38
5.5.350.0270.07020.40
5.5.340.0030.08317.95
5.5.330.0070.04720.21
5.5.320.0370.05720.31
5.5.310.0330.07020.20
5.5.300.0200.07018.01
5.5.290.0030.04717.96
5.5.280.0030.07720.73
5.5.270.0070.08720.75
5.5.260.0130.05020.75
5.5.250.0100.07720.60
5.5.240.0270.07720.26
5.4.450.0230.05319.11
5.4.440.0300.04319.55
5.4.430.0400.04019.45
5.4.420.0270.04019.56
5.4.410.0200.03319.13
5.4.400.0270.04018.78
5.4.390.0100.04719.11
5.4.380.0330.06018.46
5.4.370.0330.07018.62
5.4.360.0500.06318.46
5.4.350.0530.07018.46
5.4.340.0400.06018.68
5.4.320.0060.03812.45
5.4.310.0040.04012.45
5.4.300.0050.03912.45
5.4.290.0070.04512.45
5.4.280.0020.04112.35
5.4.270.0050.04212.34
5.4.260.0050.03912.35
5.4.250.0060.04112.35
5.4.240.0050.04012.35
5.4.230.0060.03912.34
5.4.220.0060.03812.34
5.4.210.0070.03612.34
5.4.200.0060.03912.34
5.4.190.0060.04712.33
5.4.180.0110.04712.34
5.4.170.0080.03612.34
5.4.160.0060.03712.34
5.4.150.0040.03912.34
5.4.140.0050.03912.02
5.4.130.0030.04912.01
5.4.120.0070.03611.97
5.4.110.0070.03611.96
5.4.100.0060.03811.96
5.4.90.0040.04111.96
5.4.80.0050.04011.96
5.4.70.0100.03311.96
5.4.60.0060.03811.96
5.4.50.0080.03411.96
5.4.40.0070.03511.95
5.4.30.0070.03511.95
5.4.20.0060.03511.95
5.4.10.0080.03311.95
5.4.00.0050.03811.44
5.3.290.0110.03912.80
5.3.280.0050.04012.71
5.3.270.0070.04412.72
5.3.260.0060.04212.72
5.3.250.0060.03912.72
5.3.240.0050.04012.72
5.3.230.0040.04212.71
5.3.220.0060.03812.68
5.3.210.0040.05512.68
5.3.200.0050.03812.68
5.3.190.0080.05012.68
5.3.180.0090.04712.67
5.3.170.0080.03812.67
5.3.160.0080.04612.67
5.3.150.0090.04012.67
5.3.140.0050.04012.66
5.3.130.0020.04512.66
5.3.120.0060.04212.66
5.3.110.0060.05612.65
5.3.100.0060.05012.12
5.3.90.0070.03812.08
5.3.80.0060.04712.07
5.3.70.0060.03712.07
5.3.60.0050.03812.07
5.3.50.0080.03912.00
5.3.40.0070.04112.00
5.3.30.0060.04811.94
5.3.20.0060.04411.72
5.3.10.0090.04111.69
5.3.00.0050.04511.68
5.2.170.0060.0329.18
5.2.160.0050.0309.18
5.2.150.0050.0329.18
5.2.140.0030.0339.17
5.2.130.0050.0309.13
5.2.120.0070.0289.14
5.2.110.0050.0309.14
5.2.100.0060.0319.14
5.2.90.0040.0389.13
5.2.80.0040.0329.13
5.2.70.0070.0339.13
5.2.60.0040.0339.08
5.2.50.0040.0339.05
5.2.40.0060.0289.03
5.2.30.0050.0329.01
5.2.20.0050.0318.99
5.2.10.0060.0298.91
5.2.00.0070.0308.77
5.1.60.0060.0238.06
5.1.50.0050.0268.06
5.1.40.0020.0298.04
5.1.30.0050.0278.39
5.1.20.0040.0298.41
5.1.10.0050.0278.14
5.1.00.0080.0248.13
5.0.50.0050.0226.61
5.0.40.0040.0226.47
5.0.30.0030.0346.29
5.0.20.0020.0246.25
5.0.10.0040.0236.23
5.0.00.0030.0366.23
4.4.90.0040.0174.78
4.4.80.0020.0204.75
4.4.70.0030.0184.75
4.4.60.0040.0184.75
4.4.50.0040.0184.77
4.4.40.0040.0284.71
4.4.30.0050.0164.76
4.4.20.0050.0164.85
4.4.10.0020.0194.85
4.4.00.0030.0284.76
4.3.110.0030.0194.67
4.3.100.0010.0204.66
4.3.90.0010.0214.63
4.3.80.0010.0294.58
4.3.70.0030.0174.63
4.3.60.0030.0174.63
4.3.50.0050.0164.63
4.3.40.0020.0294.54
4.3.30.0030.0193.28
4.3.20.0070.0223.25
4.3.10.0030.0193.21
4.3.00.0000.02315.94

preferences:
50.79 ms | 401 KiB | 5 Q