3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "\u{Aa}"; echo "\u{0000aa}"; echo "\u{9999}";

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)
8.3.60.0100.01016.34
8.3.50.0090.01321.90
8.3.40.0120.00318.68
8.3.30.0100.00318.48
8.3.20.0040.00422.14
8.3.10.0080.00023.67
8.3.00.0080.00019.79
8.2.180.0100.01316.50
8.2.170.0130.00722.96
8.2.160.0070.00720.32
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00020.94
8.2.120.0040.00426.35
8.2.110.0030.00622.07
8.2.100.0120.00017.91
8.2.90.0000.00919.23
8.2.80.0040.00417.97
8.2.70.0040.00417.38
8.2.60.0110.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00422.36
8.2.30.0040.00420.61
8.2.20.0070.00017.57
8.2.10.0000.00717.82
8.2.00.0000.00717.80
8.1.280.0100.00625.92
8.1.270.0080.00023.99
8.1.260.0080.00028.09
8.1.250.0070.00028.09
8.1.240.0040.00422.10
8.1.230.0030.00818.97
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0080.00017.22
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0040.00418.46
8.1.160.0040.00420.61
8.1.150.0040.00418.61
8.1.140.0080.00019.43
8.1.130.0000.00717.32
8.1.120.0030.00317.34
8.1.110.0040.00417.27
8.1.100.0070.00017.30
8.1.90.0040.00417.18
8.1.80.0070.00017.29
8.1.70.0000.00717.31
8.1.60.0060.00317.45
8.1.50.0040.00417.37
8.1.40.0000.00817.41
8.1.30.0080.00017.39
8.1.20.0000.00717.35
8.1.10.0040.00417.40
8.1.00.0030.00517.33
8.0.300.0040.00418.77
8.0.290.0030.00516.63
8.0.280.0030.00318.33
8.0.270.0000.00817.18
8.0.260.0000.00816.64
8.0.250.0000.00716.73
8.0.240.0030.00316.77
8.0.230.0000.00716.83
8.0.220.0040.00416.69
8.0.210.0000.00716.61
8.0.200.0040.00416.85
8.0.190.0000.00816.80
8.0.180.0000.00716.82
8.0.170.0020.00516.75
8.0.160.0100.00016.66
8.0.150.0030.00316.66
8.0.140.0030.00316.72
8.0.130.0030.00313.13
8.0.120.0000.00716.77
8.0.110.0000.00716.78
8.0.100.0050.00316.73
8.0.90.0040.00416.70
8.0.80.0140.00716.74
8.0.70.0000.00816.77
8.0.60.0070.00016.66
8.0.50.0040.00416.81
8.0.30.0060.01016.99
8.0.20.0090.01017.40
8.0.10.0000.00816.98
8.0.00.0130.01016.64
7.4.330.0060.00016.67
7.4.320.0000.00616.31
7.4.300.0070.00016.46
7.4.290.0070.00016.45
7.4.280.0070.00016.45
7.4.270.0060.00016.39
7.4.260.0000.00616.45
7.4.250.0030.00316.31
7.4.240.0050.00216.43
7.4.230.0000.00716.25
7.4.220.0120.01216.56
7.4.210.0050.00816.44
7.4.200.0030.00316.46
7.4.160.0030.01216.46
7.4.150.0060.01117.40
7.4.140.0120.01117.86
7.4.130.0140.00316.44
7.4.120.0120.00516.41
7.4.110.0130.01016.26
7.4.100.0160.00616.42
7.4.90.0120.00916.48
7.4.80.0070.01119.39
7.4.70.0060.00916.35
7.4.60.0060.01016.25
7.4.50.0070.00716.18
7.4.40.0160.00616.18
7.4.30.0150.00316.29
7.4.00.0070.00714.72
7.3.330.0030.00312.91
7.3.320.0040.00413.11
7.3.310.0030.00315.95
7.3.300.0030.00616.18
7.3.290.0030.00315.97
7.3.280.0130.00616.14
7.3.270.0070.01117.40
7.3.260.0110.01016.13
7.3.250.0100.00916.31
7.3.240.0150.00316.42
7.3.230.0040.01216.41
7.3.210.0120.00616.14
7.3.200.0100.00715.97
7.3.190.0140.00316.08
7.3.180.0090.00916.37
7.3.170.0130.01016.27
7.3.160.0040.01416.35
7.2.330.0100.00716.52
7.2.320.0120.00616.25
7.2.310.0160.00016.31
7.2.300.0110.00616.54
7.2.290.0030.01316.23
7.2.80.0000.01416.16
7.2.60.0100.00316.41
7.2.00.0100.00519.44
7.1.200.0090.00615.59
7.1.100.0030.00917.91
7.1.70.0070.00416.79
7.1.60.0090.01519.52
7.1.50.0030.01016.88
7.1.00.0030.07722.31
7.0.200.0000.01016.75
7.0.60.0030.04020.03
7.0.50.0070.06017.89
7.0.40.0130.08719.98
7.0.30.0230.07720.15
7.0.20.0330.05720.09
7.0.10.0000.04719.99
7.0.00.0030.05320.05
5.6.280.0070.07020.77
5.6.210.0070.08020.50
5.6.200.0170.07018.16
5.6.190.0030.07720.67
5.6.180.0300.06720.45
5.6.170.0170.05320.48
5.6.160.0130.08320.33
5.6.150.0100.07018.21
5.6.140.0030.04018.11
5.6.130.0100.05018.20
5.6.120.0100.08320.99
5.6.110.0000.04321.13
5.6.100.0130.05020.99
5.6.90.0030.09021.13
5.6.80.0100.07320.28
5.5.350.0330.07720.40
5.5.340.0070.04717.88
5.5.330.0130.06320.15
5.5.320.0170.04320.34
5.5.310.0230.07720.34
5.5.300.0130.07017.91
5.5.290.0130.07318.02
5.5.280.0100.07320.64
5.5.270.0100.07720.87
5.5.260.0030.04020.78
5.5.250.0070.03720.75
5.5.240.4070.04320.18

preferences:
52.46 ms | 401 KiB | 5 Q