3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo count_chars( "AAABBCCaCDDDDDDDA", 3);

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)
8.3.60.0100.01016.50
8.3.50.0130.00717.97
8.3.40.0110.00420.73
8.3.30.0100.01018.74
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.180.0060.01525.92
8.2.170.0140.00718.65
8.2.160.0140.00022.96
8.2.150.0040.01125.66
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0030.00622.30
8.2.100.0080.00317.91
8.2.90.0040.00417.72
8.2.80.0030.00618.22
8.2.70.0030.00617.50
8.2.60.0000.00917.63
8.2.50.0000.00917.55
8.2.40.0080.00017.62
8.2.30.0040.00417.62
8.2.20.0000.00718.03
8.2.10.0000.00719.09
8.2.00.0000.00719.03
8.1.280.0060.00925.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0060.00323.91
8.1.230.0120.00023.80
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00817.23
8.1.190.0000.00816.98
8.1.180.0040.00718.10
8.1.170.0080.00017.62
8.1.160.0050.00218.66
8.1.150.0050.00218.50
8.1.140.0000.00717.22
8.1.130.0030.00318.81
8.1.120.0040.00417.38
8.1.110.0000.00817.28
8.1.100.0000.00717.23
8.1.90.0040.00417.17
8.1.80.0040.00417.15
8.1.70.0000.00717.14
8.1.60.0000.00817.34
8.1.50.0000.00817.34
8.1.40.0030.00617.39
8.1.30.0070.00017.41
8.1.20.0080.00017.40
8.1.10.0040.00417.33
8.1.00.0040.00417.40
8.0.300.0040.00419.94
8.0.290.0060.00316.63
8.0.280.0020.00517.84
8.0.270.0030.00316.63
8.0.260.0030.00318.37
8.0.250.0000.00716.91
8.0.240.0030.00316.83
8.0.230.0000.00716.78
8.0.220.0000.00716.69
8.0.210.0000.00716.66
8.0.200.0000.00616.80
8.0.190.0000.00816.76
8.0.180.0000.00716.75
8.0.170.0030.00516.73
8.0.160.0030.00516.70
8.0.150.0000.00716.64
8.0.140.0000.00716.76
8.0.130.0000.00513.14
8.0.120.0080.00016.61
8.0.110.0000.00716.66
8.0.100.0040.00416.78
8.0.90.0050.00216.79
8.0.80.0030.00616.75
8.0.70.0000.00816.73
8.0.60.0040.00416.78
8.0.50.0050.00316.73
8.0.30.0040.00416.71
8.0.20.0050.00316.70
8.0.10.0040.00416.68
8.0.00.0000.00716.84
7.4.330.0050.00015.55
7.4.320.0040.00416.45
7.4.300.0040.00416.41
7.4.290.0050.00216.30
7.4.280.0000.00816.35
7.4.270.0000.00916.47
7.4.260.0030.00313.13
7.4.250.0040.00416.32
7.4.240.0040.00416.31
7.4.230.0000.00716.22
7.4.220.0040.00416.11
7.4.210.0070.00016.48
7.4.200.0040.00416.48
7.4.190.0030.00316.36
7.4.180.0040.00416.22
7.4.160.0000.00816.55
7.4.150.0040.00416.45
7.4.140.0040.00416.22
7.4.130.0070.00216.50
7.4.120.0050.00516.00
7.4.110.0000.00816.51
7.4.100.0040.00416.28
7.4.90.0030.00616.16
7.4.80.0080.00016.50
7.4.70.0000.00816.13
7.4.60.0040.00416.29
7.4.50.0030.00316.12
7.4.40.0040.00416.02
7.4.30.0070.00016.41
7.4.20.0000.00716.35
7.4.10.0040.00416.23
7.4.00.0050.00316.27
7.3.330.0050.00216.18
7.3.320.0030.00313.05
7.3.310.0000.00716.17
7.3.300.0000.00716.11
7.3.290.0000.00716.09
7.3.280.0000.00816.07
7.3.270.0000.00716.16
7.3.260.0060.00016.15
7.3.250.0040.00416.02
7.3.240.0000.00716.14
7.3.230.0040.00416.03
7.3.220.0000.00916.07
7.3.210.0030.00316.08
7.3.200.0070.00016.03
7.3.190.0000.00715.96
7.3.180.0050.00315.96
7.3.170.0030.00316.10
7.3.160.0030.00316.10
7.3.150.0000.00815.97
7.3.140.0040.00415.91
7.3.130.0040.00415.96
7.3.120.0000.00616.05
7.3.110.0000.00815.89
7.3.100.0000.00816.02
7.3.90.0070.00016.34
7.3.80.0050.00316.11
7.3.70.0000.00716.22
7.3.60.0050.00216.27
7.3.50.0040.00416.29
7.3.40.0040.00416.28
7.3.30.0040.00416.27
7.3.20.0030.00518.16
7.3.10.0000.00917.90
7.3.00.0000.00818.04

preferences:
58.08 ms | 400 KiB | 5 Q