3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "FFFFF"; $a[2] = "Q"; echo $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)
8.3.60.0110.01116.38
8.3.50.0070.00716.13
8.3.40.0120.00318.66
8.3.30.0040.01118.51
8.3.20.0000.00720.34
8.3.10.0030.00523.70
8.3.00.0040.00421.96
8.2.180.0090.00916.75
8.2.170.0070.00722.96
8.2.160.0070.00718.96
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00921.07
8.2.120.0020.00526.35
8.2.110.0090.00020.35
8.2.100.0080.00317.90
8.2.90.0040.00419.27
8.2.80.0000.00817.97
8.2.70.0040.00417.36
8.2.60.0040.00418.04
8.2.50.0000.00818.10
8.2.40.0050.00320.60
8.2.30.0040.00420.91
8.2.20.0070.00018.11
8.2.10.0000.00718.17
8.2.00.0000.00818.09
8.1.280.0070.00725.92
8.1.270.0120.00622.23
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00423.92
8.1.230.0080.00317.60
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.48
8.1.190.0060.00317.22
8.1.180.0080.00018.10
8.1.170.0040.00420.68
8.1.160.0070.00018.92
8.1.150.0000.00820.67
8.1.140.0000.00919.47
8.1.130.0000.00718.88
8.1.120.0040.00417.41
8.1.110.0030.00517.42
8.1.100.0050.00317.48
8.1.90.0030.00517.50
8.1.80.0070.00017.46
8.1.70.0050.00317.36
8.1.60.0030.00617.58
8.1.50.0000.00817.50
8.1.40.0000.00817.42
8.1.30.0080.00017.60
8.1.20.0040.00417.62
8.1.10.0030.00617.50
8.1.00.0040.00417.36
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0000.00818.34
8.0.270.0070.00017.24
8.0.260.0030.00316.69
8.0.250.0000.00816.83
8.0.240.0000.00716.97
8.0.230.0000.00716.89
8.0.220.0040.00416.89
8.0.210.0050.00216.87
8.0.200.0030.00316.83
8.0.190.0030.00516.97
8.0.180.0000.01016.87
8.0.170.0000.00716.80
8.0.160.0030.00316.80
8.0.150.0070.00016.88
8.0.140.0000.00816.83
8.0.130.0030.00313.30
8.0.120.0030.00316.86
8.0.110.0040.00416.82
8.0.100.0070.00016.79
8.0.90.0040.00416.87
8.0.80.0060.01216.88
8.0.70.0040.00416.74
8.0.60.0040.00416.88
8.0.50.0040.00416.92
8.0.30.0070.00916.98
8.0.20.0110.01017.40
8.0.10.0070.00016.88
8.0.00.0140.00916.70
7.4.330.0030.00315.55
7.4.320.0060.00016.51
7.4.300.0000.00616.48
7.4.290.0000.00716.48
7.4.280.0040.00316.49
7.4.270.0030.00316.41
7.4.260.0000.00716.37
7.4.250.0050.00216.53
7.4.240.0070.00016.48
7.4.230.0030.00316.61
7.4.220.0070.01616.68
7.4.210.0060.01216.53
7.4.200.0070.00016.69
7.4.160.0100.00816.39
7.4.150.0120.00617.40
7.4.140.0110.00917.86
7.4.130.0110.00716.30
7.4.120.0140.00716.54
7.4.110.0100.00616.52
7.4.100.0090.01216.54
7.4.90.0150.00316.45
7.4.80.0120.00619.39
7.4.70.0080.01116.63
7.4.60.0070.01016.35
7.4.50.0110.00416.39
7.4.40.0090.01216.24
7.4.30.0100.00716.30
7.4.00.0000.01414.96
7.3.330.0030.00313.18
7.3.320.0000.00513.06
7.3.310.0030.00316.27
7.3.300.0050.00216.36
7.3.290.0030.00616.36
7.3.280.0110.00716.29
7.3.270.0100.00717.40
7.3.260.0150.00516.56
7.3.250.0100.00916.43
7.3.240.0100.00816.44
7.3.230.0180.00016.40
7.3.210.0000.01616.39
7.3.200.0110.01116.35
7.3.190.0100.00716.61
7.3.180.0090.00616.37
7.3.170.0120.00416.52
7.3.160.0100.00616.36
7.3.10.0150.00916.70
7.3.00.0180.00416.75
7.2.330.0080.00816.48
7.2.320.0090.01116.28
7.2.310.0100.00716.45
7.2.300.0140.00716.63
7.2.290.0190.00016.44
7.2.130.0070.00616.87
7.2.120.0070.00316.95
7.2.110.0050.00516.41
7.2.100.0090.00916.78
7.2.90.0100.00316.91
7.2.80.0090.00616.46
7.2.70.0070.01316.77
7.2.60.0040.01116.63
7.2.50.0070.00716.83
7.2.40.0100.00716.83
7.2.30.0170.00716.86
7.2.20.0100.00316.66
7.2.10.0000.01217.05
7.2.00.0080.00517.92
7.1.250.0140.00715.50
7.1.200.0060.00615.45
7.1.100.0030.00717.86
7.1.70.0070.01017.18
7.1.60.0300.00335.05
7.1.50.0240.01334.63
7.1.40.0250.00634.36
7.1.30.0200.01034.51
7.1.20.0190.01634.51
7.1.10.0060.01016.40
7.1.00.0090.00616.61
7.0.200.0090.00916.89
7.0.190.0080.00816.57
7.0.180.0100.01116.19
7.0.170.0000.01416.11
7.0.160.0000.01716.17
7.0.150.0060.01016.17
7.0.140.0030.01616.24
7.0.130.0040.01116.37
7.0.120.0120.00416.43
7.0.110.0150.00616.23
7.0.100.0080.00816.31
7.0.90.0070.01016.36
7.0.80.0030.01616.31
7.0.70.0170.00216.23
7.0.60.0130.00616.14
7.0.50.0060.01616.42
7.0.40.0060.00916.32
7.0.30.0080.00816.32
7.0.20.0060.00916.11
7.0.10.0140.00416.51
7.0.00.0040.01316.48

preferences:
39.78 ms | 401 KiB | 5 Q