3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo count_chars( "1nnccaa", 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)
8.3.40.0070.01018.71
8.3.30.0030.01018.82
8.3.20.0070.00020.27
8.3.10.0050.00321.91
8.3.00.0050.00322.25
8.2.170.0120.00322.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00726.16
8.2.120.0030.00619.36
8.2.110.0090.00021.95
8.2.100.0060.00619.64
8.2.90.0000.00719.11
8.2.80.0080.00017.97
8.2.70.0060.00317.38
8.2.60.0000.00917.89
8.2.50.0000.00718.07
8.2.40.0060.00318.09
8.2.30.0000.00918.04
8.2.20.0000.00717.46
8.2.10.0040.00419.23
8.2.00.0050.00217.61
8.1.270.0000.00822.01
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0000.00923.96
8.1.230.0090.00318.92
8.1.220.0020.00517.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.38
8.1.180.0050.00318.10
8.1.170.0040.00418.46
8.1.160.0040.00421.86
8.1.150.0040.00418.51
8.1.140.0000.00717.29
8.1.130.0050.00217.76
8.1.120.0030.00417.20
8.1.110.0080.00017.35
8.1.100.0000.00817.29
8.1.90.0070.00017.27
8.1.80.0050.00217.27
8.1.70.0030.00317.36
8.1.60.0090.00017.36
8.1.50.0080.00017.28
8.1.40.0040.00417.29
8.1.30.0000.00717.49
8.1.20.0000.00817.58
8.1.10.0040.00417.29
8.1.00.0000.00717.34
8.0.300.0030.00518.77
8.0.290.0000.00717.04
8.0.280.0000.00718.37
8.0.270.0030.00317.09
8.0.260.0000.00616.74
8.0.250.0060.00016.90
8.0.240.0000.00816.78
8.0.230.0000.00716.72
8.0.220.0000.00716.78
8.0.210.0030.00316.74
8.0.200.0000.00616.79
8.0.190.0030.00316.84
8.0.180.0050.00216.79
8.0.170.0050.00316.64
8.0.160.0070.00016.62
8.0.150.0050.00316.65
8.0.140.0000.00716.66
8.0.130.0030.00313.20
8.0.120.0040.00416.71
8.0.110.0070.00016.67
8.0.100.0000.00816.73
8.0.90.0040.00416.87
8.0.80.0100.00716.63
8.0.70.0080.00016.82
8.0.60.0000.00716.67
8.0.50.0030.00316.64
8.0.30.0120.00816.89
8.0.20.0100.00817.40
8.0.10.0080.00016.74
8.0.00.0110.01016.56
7.4.330.0080.00015.00
7.4.320.0000.00616.46
7.4.300.0030.00616.40
7.4.290.0040.00416.46
7.4.280.0030.00316.45
7.4.270.0070.00016.41
7.4.260.0000.00716.36
7.4.250.0070.00016.35
7.4.240.0040.00416.40
7.4.230.0030.00316.20
7.4.220.0090.00616.35
7.4.210.0070.00916.38
7.4.200.0000.00716.39
7.4.190.0000.00716.50
7.4.160.0040.01116.23
7.4.150.0070.01317.40
7.4.140.0150.00717.86
7.4.130.0150.00516.43
7.4.120.0130.00416.33
7.4.110.0100.00616.45
7.4.100.0060.01116.48
7.4.90.0150.00316.20
7.4.80.0120.00619.39
7.4.70.0110.01216.42
7.4.60.0060.00916.39
7.4.50.0090.00016.25
7.4.40.0060.00622.77
7.4.30.0100.01016.46
7.4.10.0070.01015.03
7.4.00.0080.00714.65
7.3.330.0030.00312.98
7.3.320.0060.00012.97
7.3.310.0040.00416.05
7.3.300.0050.00215.98
7.3.290.0110.00416.29
7.3.280.0120.00716.10
7.3.270.0100.00717.40
7.3.260.0100.00716.02
7.3.250.0100.00816.20
7.3.240.0100.00716.10
7.3.230.0090.00916.39
7.3.210.0050.01316.13
7.3.200.0060.01319.39
7.3.190.0160.00616.20
7.3.180.0040.01116.14
7.3.170.0150.00316.40
7.3.160.0030.01316.31
7.3.130.0050.01314.67
7.3.120.0060.01214.61
7.3.110.0050.01214.49
7.3.100.0080.00914.79
7.3.90.0100.00514.81
7.3.80.0080.00614.28
7.3.70.0040.00714.49
7.3.60.0050.00914.74
7.3.50.0070.00614.53
7.3.40.0040.00714.71
7.3.30.0030.00814.42
7.3.20.0080.00616.51
7.3.10.0040.00816.66
7.3.00.0060.00816.39
7.2.330.0100.00716.55
7.2.320.0090.01516.55
7.2.310.0100.00716.40
7.2.300.0090.00916.45
7.2.290.0060.01116.60
7.2.260.0020.01714.81
7.2.250.0040.01415.00
7.2.240.0060.00914.67
7.2.230.0050.00814.82
7.2.220.0030.01114.99
7.2.210.0060.00815.01
7.2.200.0030.01214.73
7.2.190.0090.00814.72
7.2.180.0090.00514.92
7.2.170.0070.00514.88
7.2.160.0090.00414.92
7.2.150.0080.00716.66
7.2.140.0060.00616.79
7.2.130.0040.00716.79
7.2.120.0030.01016.72
7.2.110.0050.00916.70
7.2.100.0080.00716.69
7.2.90.0020.00716.80
7.2.80.0040.00816.75
7.2.70.0030.00816.71
7.2.60.0040.00816.71
7.2.50.0050.00816.71
7.2.40.0070.00716.86
7.2.30.0090.00716.93
7.2.20.0050.00716.75
7.2.10.0050.01016.94
7.2.00.0040.00817.68
7.1.330.0070.00515.75
7.1.320.0050.01315.53
7.1.310.0050.00815.72
7.1.300.0110.00615.50
7.1.290.0040.01115.34
7.1.280.0090.00515.61
7.1.270.0050.00615.63
7.1.260.0020.01115.70
7.1.250.0020.01015.47
7.1.240.0060.00715.52
7.1.230.0000.01515.75
7.1.220.0060.01115.64
7.1.210.0070.00615.50
7.1.200.0040.00915.56
7.1.190.0060.00515.83
7.1.180.0030.01115.76
7.1.170.0090.00715.66
7.1.160.0050.00615.62
7.1.150.0060.00915.55
7.1.140.0030.00915.71
7.1.130.0050.00715.66
7.1.120.0100.00315.68
7.1.110.0030.01015.71
7.1.100.0070.00416.45
7.1.90.0060.00515.71
7.1.80.0070.00315.54
7.1.70.0050.00616.15
7.1.60.0100.00416.09
7.1.50.0050.00615.97
7.1.40.0080.00315.49
7.1.30.0030.01215.60
7.1.20.0050.01015.65
7.1.10.0040.00915.74
7.1.00.0030.02817.86
7.0.330.0030.01015.23
7.0.320.0060.00715.29
7.0.310.0040.01115.37
7.0.300.0020.01415.18
7.0.290.0050.00715.24
7.0.280.0150.00115.21
7.0.270.0060.00915.22
7.0.260.0050.00515.35
7.0.250.0020.00915.42
7.0.240.0010.00715.31
7.0.230.0090.00415.12
7.0.220.0050.00715.29
7.0.210.0060.00615.44
7.0.200.0070.00415.81
7.0.190.0040.00815.31
7.0.180.0030.01015.34
7.0.170.0030.00815.44
7.0.160.0060.00615.25
7.0.150.0070.00515.23
7.0.140.0040.03017.61
7.0.130.0090.00415.34
7.0.120.0050.00815.46
7.0.110.0020.00915.38
7.0.100.0050.01115.22
7.0.90.0070.00515.34
7.0.80.0040.00915.44
7.0.70.0070.00615.32
7.0.60.0110.02716.83
7.0.50.0030.02016.18
7.0.40.0120.02315.63
7.0.30.0080.01915.65
7.0.20.0080.01715.53
7.0.10.0090.02715.58
7.0.00.0060.03715.52
5.6.400.0050.00814.35
5.6.390.0030.01114.35
5.6.380.0070.00714.31
5.6.370.0080.00814.15
5.6.360.0020.00914.42
5.6.350.0070.00514.12
5.6.340.0000.01214.21
5.6.330.0050.00714.13
5.6.320.0030.01014.22
5.6.310.0060.00614.05
5.6.300.0080.00414.24
5.6.290.0070.00714.09
5.6.280.0040.02716.59
5.6.270.0030.01214.29
5.6.260.0020.01214.15
5.6.250.0060.00514.27
5.6.240.0040.00914.30
5.6.230.0040.01114.05
5.6.220.0080.00514.36
5.6.210.0080.02116.37
5.6.200.0100.02415.44
5.6.190.0060.01916.28
5.6.180.0160.02816.21
5.6.170.0160.02716.22
5.6.160.0070.03016.33
5.6.150.0060.01715.62
5.6.140.0050.02115.57
5.6.130.0040.01815.55
5.6.120.0090.03116.50
5.6.110.0080.03016.47
5.6.100.0080.03116.44
5.6.90.0110.02816.42
5.6.80.0070.01616.19
5.6.70.0060.00814.10
5.6.60.0060.00614.09
5.6.50.0060.00614.03
5.6.40.0080.00614.02
5.6.30.0030.01214.16
5.6.20.0080.00114.09
5.6.10.0030.01014.05
5.6.00.0080.00414.01
5.5.380.0070.00713.94
5.5.370.0040.00714.12
5.5.360.0100.00513.98
5.5.350.0140.03116.15
5.5.340.0050.02715.56
5.5.330.0070.03216.29
5.5.320.0180.01716.08
5.5.310.0110.02416.23
5.5.300.0030.01815.49
5.5.290.0090.02715.31
5.5.280.0040.02116.29
5.5.270.0080.02816.41
5.5.260.0040.03416.44
5.5.250.0050.01916.31
5.5.240.0070.01816.08
5.5.230.0100.00214.12
5.5.220.0050.00914.14
5.5.210.0080.00513.96
5.5.200.0080.00714.13
5.5.190.0050.01014.14
5.5.180.0020.00813.94
5.5.170.0080.00514.07
5.5.160.0030.01114.03
5.5.150.0050.00914.13
5.5.140.0110.00513.93
5.5.130.0070.00614.09
5.5.120.0030.01114.08
5.5.110.0050.00913.76
5.5.100.0050.00813.80
5.5.90.0030.00813.99
5.5.80.0020.01114.03
5.5.70.0080.00514.20
5.5.60.0030.00814.09
5.5.50.0050.00714.17
5.5.40.0090.00313.71
5.5.30.0070.00713.96
5.5.20.0040.00413.98
5.5.10.0090.00214.01
5.5.00.0050.00913.86
5.4.450.0290.02113.78
5.4.440.0260.02213.55
5.4.430.0040.03113.76
5.4.420.0050.02313.80
5.4.410.0090.01913.50
5.4.400.0080.02413.40
5.4.390.0120.01413.41
5.4.380.0080.01813.21
5.4.370.0070.02113.39
5.4.360.0070.02013.26
5.4.350.0050.02613.34
5.4.340.0090.01813.35
5.4.330.0050.00610.64
5.4.320.0020.01811.35
5.4.310.0050.01711.28
5.4.300.0040.01611.23
5.4.290.0070.01711.39
5.4.280.0060.01411.29
5.4.270.0020.02413.40
5.4.260.0060.02713.51
5.4.250.0060.02413.43
5.4.240.0040.02313.39
5.4.230.0020.02313.28
5.4.220.0050.02213.38
5.4.210.0070.02213.53
5.4.200.0030.02513.51
5.4.190.0060.02413.38
5.4.180.0060.02113.31
5.4.170.0050.03013.56
5.4.160.0040.02313.47
5.4.150.0050.01913.41
5.4.140.0030.02212.62
5.4.130.0050.02012.45
5.4.120.0050.02212.54
5.4.110.0030.02312.80
5.4.100.0070.01912.53
5.4.90.0030.02212.72
5.4.80.0070.01812.77
5.4.70.0080.02212.67
5.4.60.0030.02312.69
5.4.50.0040.02112.65
5.4.40.0070.02212.59
5.4.30.0040.02112.67
5.4.20.0080.02112.78
5.4.10.0090.02412.56
5.4.00.0110.01712.46
5.3.290.0040.02011.26
5.3.280.0030.02211.78
5.3.270.0050.02111.78
5.3.260.0070.02011.81
5.3.250.0030.02311.86
5.3.240.0050.01911.84
5.3.230.0060.01911.87
5.3.220.0050.02011.80
5.3.210.0040.02111.83
5.3.200.0100.01911.82
5.3.190.0050.02111.78
5.3.180.0020.02311.85
5.3.170.0060.02111.79
5.3.160.0040.02211.80
5.3.150.0030.03111.78
5.3.140.0080.02211.79
5.3.130.0120.02111.81
5.3.120.0050.02211.86
5.3.110.0070.02411.80
5.3.100.0100.02311.67
5.3.90.0060.02511.59
5.3.80.0100.02311.58
5.3.70.0040.02811.64
5.3.60.0030.02411.67
5.3.50.0070.02411.56
5.3.40.0050.02411.59
5.3.30.0080.01911.59
5.3.20.0080.01711.53
5.3.10.0090.01711.48
5.3.00.0010.03111.51
5.2.170.0070.05711.27
5.2.160.0130.05011.27
5.2.150.0130.05711.31
5.2.140.0070.04011.11
5.2.130.0070.04311.32
5.2.120.0100.05711.02
5.2.110.0070.05311.28
5.2.100.0000.04711.25
5.2.90.0030.04311.32
5.2.80.0030.04311.32
5.2.70.0030.04311.31
5.2.60.0100.04010.97
5.2.50.0070.05311.00
5.2.40.0170.03010.92
5.2.30.0070.04011.08
5.2.20.0100.03711.10
5.2.10.0100.05011.11
5.2.00.0070.03710.95
5.1.60.0100.03710.02
5.1.50.0070.0339.96
5.1.40.0030.0439.85
5.1.30.0030.03710.43
5.1.20.0030.03710.58
5.1.10.0030.03710.37
5.1.00.0000.04010.14
5.0.50.0000.0338.41
5.0.40.0070.0278.68
5.0.30.0170.0308.30
5.0.20.0030.0278.47
5.0.10.0100.0278.37
5.0.00.0000.0538.24
4.4.90.0100.0276.84
4.4.80.0070.0206.84
4.4.70.0000.0276.76
4.4.60.0030.0206.76
4.4.50.0030.0206.76
4.4.40.0030.0336.76
4.4.30.0000.0236.76
4.4.20.0000.0236.76
4.4.10.0030.0236.76
4.4.00.0000.0376.76
4.3.110.0070.0176.76
4.3.100.0030.0206.76
4.3.90.0030.0206.76
4.3.80.0000.0336.76
4.3.70.0070.0176.76
4.3.60.0000.0236.76
4.3.50.0000.0236.76
4.3.40.0070.0306.76
4.3.30.0000.0236.76
4.3.20.0000.0236.76
4.3.10.0000.0236.76
4.3.00.0100.0207.16

preferences:
44.54 ms | 400 KiB | 5 Q