3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo count_chars( "1AAABssBCCCDDDDDDD", 2);

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)
8.3.60.0070.00716.48
8.3.50.0140.00318.17
8.3.40.0090.00618.57
8.3.30.0140.00019.09
8.3.20.0000.00720.30
8.3.10.0000.00821.80
8.3.00.0040.00419.19
8.2.180.0150.00318.16
8.2.170.0160.00318.89
8.2.160.0060.00922.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00319.64
8.2.110.0050.00520.47
8.2.100.0040.00818.09
8.2.90.0000.01019.21
8.2.80.0040.00417.97
8.2.70.0060.00617.50
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0000.00818.03
8.2.30.0000.00717.86
8.2.20.0020.00517.60
8.2.10.0070.00017.83
8.2.00.0040.00417.61
8.1.270.0080.00018.75
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0090.00022.03
8.1.230.0040.00719.05
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.10
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00918.55
8.1.160.0000.00721.95
8.1.150.0000.00818.66
8.1.140.0050.00217.32
8.1.130.0030.00317.63
8.1.120.0070.00017.29
8.1.110.0050.00217.24
8.1.100.0030.00417.35
8.1.90.0040.00417.30
8.1.80.0000.00817.32
8.1.70.0030.00317.34
8.1.60.0050.00517.46
8.1.50.0000.00817.29
8.1.40.0040.00417.37
8.1.30.0060.00317.41
8.1.20.0050.00517.53
8.1.10.0070.00017.43
8.1.00.0100.00017.41
8.0.300.0030.00518.77
8.0.290.0040.00416.75
8.0.280.0050.00318.29
8.0.270.0030.00517.25
8.0.260.0040.00417.10
8.0.250.0030.00616.90
8.0.240.0080.00016.99
8.0.230.0030.00316.95
8.0.220.0000.00716.86
8.0.210.0030.00316.70
8.0.200.0030.00316.85
8.0.190.0040.00416.91
8.0.180.0070.00016.69
8.0.170.0000.00716.73
8.0.160.0040.00316.85
8.0.150.0030.00316.82
8.0.140.0000.01016.74
8.0.130.0000.00613.25
8.0.120.0050.00316.78
8.0.110.0040.00416.89
8.0.100.0040.00416.73
8.0.90.0020.00516.87
8.0.80.0070.00716.82
8.0.70.0000.00816.81
8.0.60.0030.00516.69
8.0.50.0000.00716.87
8.0.30.0120.01316.95
8.0.20.0150.00817.40
8.0.10.0000.00716.95
8.0.00.0080.00816.73
7.4.330.0060.00015.03
7.4.320.0030.00316.39
7.4.300.0000.00616.46
7.4.290.0000.00716.49
7.4.280.0020.00516.30
7.4.270.0060.00016.45
7.4.260.0070.00316.30
7.4.250.0040.00416.43
7.4.240.0050.00216.42
7.4.230.0070.00016.40
7.4.220.0000.01716.34
7.4.210.0130.00316.47
7.4.200.0030.00316.29
7.4.160.0130.00316.41
7.4.150.0200.00317.40
7.4.140.0120.00817.86
7.4.130.0060.01216.47
7.4.120.0060.01116.29
7.4.110.0120.00616.26
7.4.100.0070.01016.42
7.4.90.0120.00616.51
7.4.80.0040.01319.39
7.4.70.0120.00616.35
7.4.60.0060.00916.31
7.4.50.0030.00316.19
7.4.40.0120.00316.45
7.4.30.0140.00916.46
7.4.00.0080.00814.95
7.3.330.0000.00513.06
7.3.320.0050.00013.06
7.3.310.0030.00316.06
7.3.300.0000.00716.23
7.3.290.0080.00816.18
7.3.280.0080.01016.13
7.3.270.0030.01617.40
7.3.260.0100.00716.40
7.3.250.0120.00816.32
7.3.240.0040.01216.28
7.3.230.0110.00616.39
7.3.210.0160.00016.18
7.3.200.0090.00919.39
7.3.190.0100.00716.37
7.3.180.0000.01616.42
7.3.170.0030.01416.39
7.3.160.0090.00616.39
7.3.120.0070.00714.54
7.3.110.0040.01114.52
7.3.100.0000.01614.53
7.3.90.0040.00414.70
7.3.80.0060.00614.51
7.3.70.0060.00914.45
7.3.60.0050.00514.41
7.3.50.0070.01014.79
7.3.40.0030.00614.54
7.3.30.0060.00914.66
7.3.20.0100.00716.50
7.3.10.0040.01216.47
7.3.00.0040.00916.37
7.2.330.0130.00316.56
7.2.320.0130.00316.17
7.2.310.0140.00416.53
7.2.300.0060.01316.55
7.2.290.0090.00916.59
7.2.250.0150.00314.92
7.2.240.0130.00315.00
7.2.230.0060.00615.01
7.2.220.0080.00414.91
7.2.210.0080.00414.55
7.2.200.0000.01714.87
7.2.190.0030.01614.93
7.2.180.0060.00914.85
7.2.170.0080.00614.57
7.2.60.0040.01116.84
7.2.00.0090.00319.15
7.1.330.0000.01515.67
7.1.320.0130.00015.75
7.1.310.0060.00915.47
7.1.300.0060.01215.69
7.1.290.0070.00715.80
7.1.280.0040.00415.29
7.1.270.0090.00315.67
7.1.260.0100.00715.40
7.1.200.0080.00415.71
7.1.100.0030.01018.10
7.1.70.0080.00017.14
7.1.60.0070.01019.46
7.1.50.0040.01916.86
7.1.00.0000.08022.25
7.0.200.0120.00314.86
7.0.140.0000.07722.00
7.0.60.0130.06019.93
7.0.50.0100.07717.68
7.0.40.0030.04320.07
7.0.30.0270.05720.13
7.0.20.0370.08020.00
7.0.10.0100.07720.09
7.0.00.0000.04720.13
5.6.280.0130.06320.89
5.6.210.0070.08020.66
5.6.200.0070.08018.19
5.6.190.0100.08020.77
5.6.180.0470.05720.67
5.6.170.0300.06720.54
5.6.160.0030.07020.49
5.6.150.0070.08318.07
5.6.140.0130.07718.18
5.6.130.0030.04318.07
5.6.120.0030.08721.12
5.6.110.0100.08321.04
5.6.100.0030.08720.97
5.6.90.0000.04321.10
5.6.80.0070.07720.37
5.5.350.0300.03020.40
5.5.340.0070.03717.95
5.5.330.0100.04720.37
5.5.320.0070.06320.17
5.5.310.0300.07020.41
5.5.300.0030.08717.91
5.5.290.0000.07017.92
5.5.280.0170.08020.98
5.5.270.0070.08020.92
5.5.260.0130.07320.67
5.5.250.0070.07020.78
5.5.240.0100.06720.26
5.4.450.0530.05719.13
5.4.440.0070.07019.55
5.4.430.0130.05319.45
5.4.420.0000.07019.45
5.4.410.0170.04719.14
5.4.400.0100.05319.16
5.4.390.0230.04718.55
5.4.380.0130.06018.54
5.4.370.0270.04718.70
5.4.360.0230.05018.50
5.4.350.0270.05018.46
5.4.340.0230.07018.68
5.4.320.0230.05018.64
5.4.310.0130.05718.58
5.4.300.0100.06318.68
5.4.290.0330.03718.68
5.4.280.0200.06318.66
5.4.270.0230.06318.64
5.4.260.0300.06318.69
5.4.250.0200.07318.66
5.4.240.0270.05718.67
5.4.230.0230.06318.57
5.4.220.0100.06018.68
5.4.210.0270.04318.48
5.4.200.0130.05316.63
5.4.190.0200.05018.66
5.4.180.0130.05718.68
5.4.170.0200.06018.63
5.4.160.0100.06018.48
5.4.150.0230.05018.47
5.4.140.0170.06016.20
5.4.130.0130.05016.43
5.4.120.0230.05016.08
5.4.110.0130.05716.11
5.4.100.0200.04716.09
5.4.90.0230.06716.19
5.4.80.0370.03716.30
5.4.70.0170.05016.24
5.4.60.0170.04716.11
5.4.50.0200.04316.16
5.4.40.0170.05316.20
5.4.30.0270.04016.34
5.4.20.0170.05716.23
5.4.10.0170.06016.15
5.4.00.0130.05315.72
5.3.290.0230.06014.67
5.3.280.0300.06014.53
5.3.270.0170.05314.61
5.3.260.0270.04714.61
5.3.250.0130.05714.56
5.3.240.0070.07314.75
5.3.230.0270.04014.50
5.3.220.0100.05714.50
5.3.210.0230.04714.50
5.3.200.0230.04314.67
5.3.190.0330.04314.62
5.3.180.0170.05014.61
5.3.170.0170.05014.53
5.3.160.0170.05014.68
5.3.150.0070.06014.53
5.3.140.0170.05014.60
5.3.130.0130.06714.55
5.3.120.0170.05714.48
5.3.110.0270.04314.45
5.3.100.0100.05714.16
5.3.90.0100.06314.01
5.3.80.0230.04314.00
5.3.70.0300.04314.04
5.3.60.0070.07013.90
5.3.50.0130.05313.89
5.3.40.0170.05013.91
5.3.30.0330.03313.85
5.3.20.0200.04713.63
5.3.10.0230.04713.64
5.3.00.0130.05013.62
5.2.170.0200.04011.31
5.2.160.0200.04011.14
5.2.150.0070.05011.30
5.2.140.0170.04011.15
5.2.130.0200.04311.14
5.2.120.0170.04011.17
5.2.110.0200.03711.17
5.2.100.0170.04711.13
5.2.90.0200.05311.09
5.2.80.0070.04711.28
5.2.70.0170.03711.09
5.2.60.0070.04711.02
5.2.50.0100.04711.09
5.2.40.0100.04010.96
5.2.30.0170.04710.96
5.2.20.0100.04711.01
5.2.10.0170.03310.82
5.2.00.0100.04010.71
5.1.60.0130.0339.96
5.1.50.0070.03710.10
5.1.40.0170.0309.95
5.1.30.0170.03710.34
5.1.20.0070.04310.38
5.1.10.0170.03010.18
5.1.00.0130.03310.17
5.0.50.0100.0278.62
5.0.40.0000.0338.44
5.0.30.0030.0478.32
5.0.20.0100.0238.42
5.0.10.0070.0278.31
5.0.00.0100.0408.18
4.4.90.0070.0205.93
4.4.80.0030.0235.92
4.4.70.0030.0235.89
4.4.60.0070.0235.93
4.4.50.0070.0205.89
4.4.40.0070.0335.85
4.4.30.0100.0175.91
4.4.20.0100.0176.00
4.4.10.0070.0205.91
4.4.00.0070.0335.89
4.3.110.0100.0175.84
4.3.100.0130.0135.87
4.3.90.0100.0235.91
4.3.80.0030.0375.82
4.3.70.0070.0205.83
4.3.60.0030.0235.82
4.3.50.0030.0275.89
4.3.40.0100.0305.92
4.3.30.0030.0234.59
4.3.20.0000.0274.69
4.3.10.0000.0234.59
4.3.00.0070.0236.54

preferences:
54.28 ms | 400 KiB | 5 Q