3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo count_chars( "1AAABBCBCCDDADCDDDD", 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)
8.3.40.0110.00418.72
8.3.30.0040.01119.01
8.3.20.0040.00420.13
8.3.10.0000.00823.66
8.3.00.0000.00818.89
8.2.170.0040.01122.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.84
8.2.110.0090.00019.31
8.2.100.0030.00917.72
8.2.90.0050.00317.90
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0090.00017.93
8.2.50.0040.00418.07
8.2.40.0050.00321.01
8.2.30.0040.00418.05
8.2.20.0040.00417.52
8.2.10.0050.00217.89
8.2.00.0000.00817.61
8.1.270.0030.00524.05
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00319.38
8.1.230.0000.01120.89
8.1.220.0000.00717.74
8.1.210.0040.00418.85
8.1.200.0040.00717.22
8.1.190.0040.00417.10
8.1.180.0030.00518.10
8.1.170.0030.00518.46
8.1.160.0000.00721.95
8.1.150.0070.00018.51
8.1.140.0070.00017.24
8.1.130.0000.00617.68
8.1.120.0000.00717.37
8.1.110.0030.00517.20
8.1.100.0000.00817.36
8.1.90.0040.00417.28
8.1.80.0000.00717.30
8.1.70.0030.00317.19
8.1.60.0000.00917.43
8.1.50.0040.00417.34
8.1.40.0040.00717.27
8.1.30.0000.00817.50
8.1.20.0000.00817.55
8.1.10.0040.00417.30
8.1.00.0040.00417.41
8.0.300.0040.00419.89
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0030.00316.72
8.0.260.0030.00317.15
8.0.250.0030.00316.79
8.0.240.0030.00316.75
8.0.230.0040.00316.77
8.0.220.0050.00216.64
8.0.210.0030.00316.66
8.0.200.0000.00716.70
8.0.190.0000.00716.76
8.0.180.0080.00016.83
8.0.170.0000.00716.78
8.0.160.0040.00416.59
8.0.150.0000.00816.71
8.0.140.0040.00416.64
8.0.130.0030.00313.25
8.0.120.0000.00816.61
8.0.110.0040.00416.72
8.0.100.0040.00416.79
8.0.90.0040.00416.76
8.0.80.0060.01216.69
8.0.70.0080.00016.64
8.0.60.0080.00016.61
8.0.50.0040.00416.57
8.0.30.0080.01417.04
8.0.20.0050.01417.40
8.0.10.0040.00416.81
8.0.00.0090.01016.70
7.4.330.0020.00215.00
7.4.320.0030.00316.32
7.4.300.0000.00716.48
7.4.290.0030.00316.50
7.4.280.0030.00316.46
7.4.270.0030.00316.52
7.4.260.0030.00316.46
7.4.250.0040.00416.23
7.4.240.0030.00316.32
7.4.230.0030.00316.54
7.4.220.0110.00716.55
7.4.210.0050.00816.48
7.4.200.0030.00316.29
7.4.190.0000.00716.32
7.4.160.0120.00316.48
7.4.150.0110.00717.40
7.4.140.0050.01417.86
7.4.130.0120.00516.33
7.4.120.0080.00816.51
7.4.110.0030.01316.41
7.4.100.0120.00916.56
7.4.90.0030.01716.22
7.4.80.0130.00619.39
7.4.70.0060.01516.39
7.4.60.0100.00716.27
7.4.50.0030.00616.16
7.4.40.0060.01516.45
7.4.30.0100.00716.32
7.4.10.0030.01314.63
7.4.00.0090.00714.59
7.3.330.0050.00312.88
7.3.320.0060.00012.98
7.3.310.0040.00416.13
7.3.300.0030.00316.11
7.3.290.0030.01216.23
7.3.280.0090.01016.14
7.3.270.0100.00717.40
7.3.260.0040.01416.10
7.3.250.0030.01616.34
7.3.240.0060.01216.16
7.3.230.0130.00316.39
7.3.210.0130.00716.04
7.3.200.0120.00919.39
7.3.190.0140.00416.09
7.3.180.0000.01716.34
7.3.170.0090.00616.30
7.3.160.0060.00916.45
7.3.130.0090.00914.73
7.3.120.0090.00914.80
7.3.110.0110.00614.92
7.3.100.0100.00514.54
7.3.90.0040.01214.60
7.3.80.0050.01114.67
7.3.70.0030.01014.76
7.3.60.0100.00514.57
7.3.50.0100.00514.45
7.3.40.0070.00814.80
7.3.30.0060.00714.75
7.3.20.0080.00516.58
7.3.10.0080.00616.34
7.3.00.0080.00516.49
7.2.330.0040.01516.40
7.2.320.0150.00616.57
7.2.310.0030.01316.38
7.2.300.0070.01116.43
7.2.290.0090.00916.41
7.2.260.0040.01214.58
7.2.250.0100.00714.73
7.2.240.0000.01415.01
7.2.230.0050.01014.95
7.2.220.0000.01414.73
7.2.210.0070.01014.95
7.2.200.0070.00915.04
7.2.190.0080.00814.94
7.2.180.0030.01214.82
7.2.170.0040.01314.87
7.2.160.0040.01014.92
7.2.150.0050.00816.84
7.2.140.0050.00816.69
7.2.130.0090.00716.66
7.2.120.0070.00816.56
7.2.110.0060.00716.75
7.2.100.0050.00716.88
7.2.90.0080.00716.92
7.2.80.0050.01016.78
7.2.70.0040.00916.72
7.2.60.0060.01016.75
7.2.50.0060.00916.70
7.2.40.0040.01016.69
7.2.30.0060.00816.81
7.2.20.0080.00816.51
7.2.10.0070.00716.64
7.2.00.0100.00416.65
7.1.330.0080.00715.61
7.1.320.0040.00915.27
7.1.310.0100.00415.76
7.1.300.0050.00815.78
7.1.290.0060.00515.57
7.1.280.0050.01115.55
7.1.270.0030.00815.46
7.1.260.0080.00515.55
7.1.250.0070.00715.59
7.1.240.0080.00215.59
7.1.230.0040.00515.73
7.1.220.0020.00815.70
7.1.210.0050.00815.62
7.1.200.0080.00315.64
7.1.190.0040.01115.59
7.1.180.0050.00715.36
7.1.170.0030.00715.48
7.1.160.0080.00315.53
7.1.150.0050.00715.56
7.1.140.0030.00715.54
7.1.130.0030.01115.40
7.1.120.0030.01215.40
7.1.110.0020.00915.55
7.1.100.0040.01015.51
7.1.90.0080.00515.60
7.1.80.0060.00815.56
7.1.70.0080.00416.03
7.1.60.0060.01116.96
7.1.50.0070.01015.95
7.1.40.0040.00715.71
7.1.30.0080.00715.60
7.1.20.0050.00915.61
7.1.10.0030.01015.76
7.1.00.0080.03117.81
7.0.330.0020.01015.21
7.0.320.0010.00815.24
7.0.310.0040.00415.36
7.0.300.0030.00815.25
7.0.290.0040.00815.14
7.0.280.0080.00615.15
7.0.270.0060.00615.13
7.0.260.0060.00815.29
7.0.250.0100.00315.26
7.0.240.0030.00915.29
7.0.230.0030.00915.13
7.0.220.0000.01315.37
7.0.210.0060.00515.32
7.0.200.0040.00715.58
7.0.190.0030.00915.32
7.0.180.0040.00715.32
7.0.170.0020.01415.37
7.0.160.0000.01315.39
7.0.150.0030.00815.25
7.0.140.0050.02817.56
7.0.130.0060.00615.44
7.0.120.0030.01015.23
7.0.110.0080.00215.36
7.0.100.0030.00915.23
7.0.90.0060.00915.14
7.0.80.0040.00415.19
7.0.70.0050.02917.42
7.0.60.0030.03217.49
7.0.50.0050.03417.56
7.0.40.0040.03215.61
7.0.30.0030.03415.60
7.0.20.0030.03215.63
7.0.10.0050.03315.52
7.0.00.0080.01515.49
5.6.400.0070.00714.25
5.6.390.0000.01414.41
5.6.380.0040.00714.09
5.6.370.0070.00514.20
5.6.360.0050.00714.29
5.6.350.0060.00714.09
5.6.340.0080.00614.28
5.6.330.0050.00814.26
5.6.320.0100.00514.38
5.6.310.0020.01014.19
5.6.300.0040.00914.35
5.6.290.0060.00614.09
5.6.280.0120.02416.49
5.6.270.0020.00914.03
5.6.260.0020.00913.96
5.6.250.0030.01213.95
5.6.240.0020.01514.29
5.6.230.0030.01014.27
5.6.220.0050.02916.41
5.6.210.0060.03316.44
5.6.200.0040.03616.50
5.6.190.0110.02616.50
5.6.180.0020.02716.41
5.6.170.0070.02816.54
5.6.160.0090.03116.44
5.6.150.0070.03516.34
5.6.140.0030.03316.39
5.6.130.0060.02316.56
5.6.120.0040.03416.49
5.6.110.0030.03316.44
5.6.100.0060.02816.47
5.6.90.0020.02116.56
5.6.80.0050.02716.16
5.6.70.0010.03416.27
5.6.60.0090.02816.18
5.6.50.0060.02116.16
5.6.40.0080.02916.20
5.6.30.0040.03016.14
5.6.20.0070.03016.24
5.6.10.0090.02716.11
5.6.00.0050.02016.16
5.5.380.0040.00812.52
5.5.370.0050.00812.72
5.5.360.0050.02515.28
5.5.350.0060.02715.15
5.5.340.0050.03315.41
5.5.330.0040.02915.35
5.5.320.0050.02815.34
5.5.310.0070.02015.34
5.5.300.0050.03015.41
5.5.290.0060.03115.25
5.5.280.0040.03315.38
5.5.270.0070.02215.24
5.5.260.0050.02315.50
5.5.250.0080.03015.28
5.5.240.0070.01915.13
5.5.230.0050.02115.03
5.5.220.0050.01915.20
5.5.210.0050.01615.16
5.5.200.0040.03215.13
5.5.190.0060.02615.19
5.5.180.0070.03215.17
5.5.170.0060.00612.64
5.5.160.0030.02515.09
5.5.150.0050.02915.12
5.5.140.0050.02915.20
5.5.130.0050.02915.13
5.5.120.0080.01915.15
5.5.110.0070.02015.12
5.5.100.0040.01915.05
5.5.90.0070.02715.02
5.5.80.0020.03014.99
5.5.70.0050.02615.10
5.5.60.0030.03215.12
5.5.50.0080.02815.07
5.5.40.0040.02415.05
5.5.30.0030.03215.06
5.5.20.0080.02715.05
5.5.10.0060.02914.99
5.5.00.0070.02815.04
5.4.450.0050.02614.61
5.4.440.0040.03014.59
5.4.430.0030.02914.62
5.4.420.0050.02114.59
5.4.410.0020.03214.56
5.4.400.0060.02414.49
5.4.390.0030.02814.40
5.4.380.0040.02914.51
5.4.370.0020.01514.49
5.4.360.0030.03114.46
5.4.350.0040.02814.51
5.4.340.0010.02014.40
5.4.330.0020.00512.21
5.4.320.0070.02414.41
5.4.310.0040.02914.52
5.4.300.0010.02714.49
5.4.290.0040.02714.40
5.4.280.0030.02814.48
5.4.270.0040.02714.51
5.4.260.0040.02914.48
5.4.250.0040.02514.48
5.4.240.0060.02614.50
5.4.230.0040.03014.50
5.4.220.0020.03014.51
5.4.210.0020.03314.51
5.4.200.0050.02614.46
5.4.190.0080.01814.46
5.4.180.0040.02114.48
5.4.170.0020.03014.44
5.4.160.0030.02814.46
5.4.150.0030.02614.48
5.4.140.0050.02613.57
5.4.130.0040.02413.59
5.4.120.0060.01913.59
5.4.110.0020.03113.58
5.4.100.0050.01713.54
5.4.90.0030.02313.55
5.4.80.0060.02613.57
5.4.70.0060.02613.56
5.4.60.0050.02613.54
5.4.50.0070.02213.60
5.4.40.0050.02513.56
5.4.30.0060.02313.60
5.4.20.0010.02513.58
5.4.10.0060.01713.57
5.4.00.0030.03013.38
5.3.290.0040.03013.38
5.3.280.0000.03313.38
5.3.270.0030.02713.38
5.3.260.0030.03213.38
5.3.250.0060.01913.38
5.3.240.0040.02513.38
5.3.230.0020.02913.38
5.3.220.0040.02913.38
5.3.210.0020.01913.38
5.3.200.0060.02713.38
5.3.190.0070.02613.38
5.3.180.0030.02713.38
5.3.170.0040.02313.38
5.3.160.0080.01513.38
5.3.150.0040.02613.38
5.3.140.0040.02813.38
5.3.130.0040.01813.38
5.3.120.0080.02413.38
5.3.110.0030.02313.38
5.3.100.0040.02413.38
5.3.90.0020.02313.38
5.3.80.0060.02713.38
5.3.70.0050.02613.38
5.3.60.0050.02713.38
5.3.50.0010.02513.38
5.3.40.0050.02213.38
5.3.30.0070.02113.38
5.3.20.0030.02913.38
5.3.10.0030.01913.38
5.3.00.0020.01713.38
5.2.170.0060.03213.45
5.2.160.0040.03313.45
5.2.150.0030.03613.45
5.2.140.0070.02513.45
5.2.130.0020.03513.45
5.2.120.0000.03513.45
5.2.110.0030.03313.45
5.2.100.0030.01513.45
5.2.90.0050.02013.45
5.2.80.0000.01913.45
5.2.70.0000.03613.45
5.2.60.0030.02513.45
5.2.50.0020.03313.45
5.2.40.0020.02813.45
5.2.30.0040.01613.45
5.2.20.0030.02113.45
5.2.10.0000.03413.45
5.2.00.0050.03313.45
5.1.60.0010.02613.45
5.1.50.0000.03013.45
5.1.40.0040.02813.45
5.1.30.0030.02813.45
5.1.20.0030.03013.45
5.1.10.0040.03013.45
5.1.00.0040.02313.45
5.0.50.0030.02013.45
5.0.40.0040.02213.45
5.0.30.0000.03413.45
5.0.20.0050.02313.45
5.0.10.0020.02013.45
5.0.00.0040.03513.45
4.4.90.0000.02113.45
4.4.80.0020.02013.45
4.4.70.0000.02013.45
4.4.60.0020.01413.45
4.4.50.0020.01913.45
4.4.40.0030.02213.45
4.4.30.0020.01813.45
4.4.20.0000.02213.45
4.4.10.0030.01813.45
4.4.00.0010.02413.45
4.3.110.0030.02013.45
4.3.100.0000.02113.45
4.3.90.0000.01813.45
4.3.80.0000.02313.45
4.3.70.0000.01413.45
4.3.60.0050.01713.45
4.3.50.0030.01613.45
4.3.40.0010.01813.45
4.3.30.0030.01513.45
4.3.20.0000.01613.45
4.3.10.0010.01313.45
4.3.00.0000.01313.45

preferences:
39.44 ms | 400 KiB | 5 Q