3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = "aa\" b \x27 c"; echo count_char($input);

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)
8.3.60.0040.01816.35
8.3.50.0130.00822.12
8.3.40.0060.01218.98
8.3.30.0030.01018.54
8.3.20.0030.00520.26
8.3.10.0060.00323.48
8.3.00.0040.00419.91
8.2.180.0030.01418.66
8.2.170.0120.00322.96
8.2.160.0100.00320.52
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0050.00319.32
8.2.120.0050.00326.35
8.2.110.0040.00422.07
8.2.100.0070.00417.80
8.2.90.0000.00819.17
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0030.00617.92
8.2.50.0040.00418.07
8.2.40.0090.00022.33
8.2.30.0070.00020.67
8.2.20.0060.00317.73
8.2.10.0030.00618.08
8.2.00.0060.00317.91
8.1.280.0070.00725.92
8.1.270.0030.00520.26
8.1.260.0020.00528.09
8.1.250.0070.00028.09
8.1.240.0000.00923.97
8.1.230.0130.00018.89
8.1.220.0000.00717.74
8.1.210.0000.00918.77
8.1.200.0100.00017.36
8.1.190.0030.00617.35
8.1.180.0060.00318.10
8.1.170.0030.00518.53
8.1.160.0070.00020.70
8.1.150.0040.00418.73
8.1.140.0040.00419.54
8.1.130.0030.00317.56
8.1.120.0040.00417.42
8.1.110.0000.00717.36
8.1.100.0000.00817.29
8.1.90.0030.00517.15
8.1.80.0040.00417.38
8.1.70.0000.00817.29
8.1.60.0000.00717.39
8.1.50.0000.00817.60
8.1.40.0080.00017.54
8.1.30.0040.00417.64
8.1.20.0040.00417.66
8.1.10.0000.00717.42
8.1.00.0070.00017.49
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0070.00018.38
8.0.270.0000.00716.81
8.0.260.0030.00317.22
8.0.250.0060.00016.86
8.0.240.0040.00416.86
8.0.230.0000.00816.93
8.0.220.0030.00616.86
8.0.210.0040.00416.91
8.0.200.0030.00316.93
8.0.190.0120.00016.96
8.0.180.0050.00216.90
8.0.170.0080.00016.87
8.0.160.0000.00716.91
8.0.150.0040.00416.89
8.0.140.0050.00216.84
8.0.130.0040.00413.30
8.0.120.0030.00616.82
8.0.110.0030.00516.77
8.0.100.0040.00416.78
8.0.90.0040.00416.93
8.0.80.0090.01216.81
8.0.70.0070.00016.68
8.0.60.0000.00816.70
8.0.50.0000.00716.75
8.0.30.0060.01217.11
8.0.20.0140.00517.40
8.0.10.0040.00417.01
8.0.00.0130.00716.59
7.4.330.0050.00016.89
7.4.320.0050.00216.52
7.4.300.0000.00616.50
7.4.290.0040.00416.63
7.4.280.0040.00416.50
7.4.270.0050.00316.46
7.4.260.0030.00316.50
7.4.250.0070.00016.59
7.4.240.0060.00116.55
7.4.230.0030.00316.69
7.4.220.0140.00716.51
7.4.210.0150.00016.61
7.4.200.0030.00316.71
7.4.160.0070.00716.37
7.4.150.0110.00717.40
7.4.140.0240.01417.86
7.4.130.0100.00716.47
7.4.120.0080.00816.53
7.4.110.0120.00616.54
7.4.100.0000.01616.51
7.4.90.0060.00916.46
7.4.80.0170.00319.39
7.4.70.0080.00816.43
7.4.60.0060.01616.49
7.4.50.0050.00816.39
7.4.40.0080.00816.61
7.4.30.0150.00816.35
7.4.00.0060.00915.14
7.3.330.0060.00013.18
7.3.320.0000.00613.15
7.3.310.0000.00716.30
7.3.300.0050.00216.24
7.3.290.0060.01216.24
7.3.280.0090.00716.29
7.3.270.0030.01417.40
7.3.260.0030.01416.18
7.3.250.0110.00916.41
7.3.240.0110.00516.34
7.3.230.0100.00616.39
7.3.210.0110.00516.30
7.3.200.0070.00816.57
7.3.190.0120.00916.35
7.3.180.0100.00716.36
7.3.170.0130.01016.27
7.3.160.0130.00316.37
7.2.330.0030.01316.44
7.2.320.0130.01016.43
7.2.310.0030.01216.34
7.2.300.0100.00616.34
7.2.290.0070.01016.59
7.2.60.0030.01316.80
7.2.00.0030.00919.02
7.1.200.0000.01015.73
7.1.100.0030.00917.68
7.1.70.0000.01116.97
7.1.60.0130.01019.52
7.1.50.0060.00616.77
7.1.00.0070.06722.44
7.0.200.0030.00716.67
7.0.60.0100.08320.03
7.0.50.0000.04317.80
7.0.40.0070.08320.05
7.0.30.0300.07720.13
7.0.20.0370.07320.16
7.0.10.0070.08320.11
7.0.00.0200.06720.29
5.6.280.0000.03321.04
5.6.210.0070.03720.66
5.6.200.0100.08018.19
5.6.190.0000.05020.46
5.6.180.0330.07320.61
5.6.170.0300.06320.38
5.6.160.0100.08320.48
5.6.150.0030.06718.12
5.6.140.0030.04318.21
5.6.130.0070.08018.11
5.6.120.0070.08321.14
5.6.110.0130.07321.11
5.6.100.0130.06020.96
5.6.90.0000.05321.12
5.6.80.0030.03720.36
5.5.350.0300.07020.43
5.5.340.0100.06318.02
5.5.330.0100.08720.18
5.5.320.0600.05320.33
5.5.310.0200.06720.27
5.5.300.0030.08017.90
5.5.290.0070.05317.98
5.5.280.0030.07020.97
5.5.270.0000.09020.77
5.5.260.0130.07720.67
5.5.250.0170.06020.68
5.5.240.3970.03320.28

preferences:
69.55 ms | 404 KiB | 6 Q