3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'Hello'; var_dump(mb_detect_enconding($string));

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)
8.3.60.0040.01116.75
8.3.50.0140.00422.05
8.3.40.0090.00618.59
8.3.30.0150.00018.85
8.3.20.0070.00020.38
8.3.10.0040.00423.36
8.3.00.0000.00819.27
8.2.180.0190.00018.54
8.2.170.0120.00322.96
8.2.160.0030.01420.38
8.2.150.0050.00324.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00817.48
8.2.110.0000.01222.14
8.2.100.0040.00817.80
8.2.90.0040.00419.14
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0030.00621.10
8.2.30.0000.00720.62
8.2.20.0000.00817.66
8.2.10.0040.00417.96
8.2.00.0000.00818.01
8.1.280.0120.00925.92
8.1.270.0050.00323.84
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.59
8.1.230.0000.01217.50
8.1.220.0030.00617.74
8.1.210.0030.00618.77
8.1.200.0000.00817.22
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0080.00018.94
8.1.160.0050.00321.94
8.1.150.0040.00418.79
8.1.140.0040.00419.52
8.1.130.0030.00317.64
8.1.120.0040.00417.36
8.1.110.0030.00617.38
8.1.100.0040.00317.29
8.1.90.0000.00717.30
8.1.80.0030.00517.41
8.1.70.0080.00017.29
8.1.60.0040.00417.40
8.1.50.0000.00817.49
8.1.40.0000.00717.57
8.1.30.0040.00417.67
8.1.20.0040.00417.54
8.1.10.0070.00017.47
8.1.00.0000.00817.39
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0030.00318.34
8.0.270.0000.00717.20
8.0.260.0000.00617.10
8.0.250.0040.00416.82
8.0.240.0040.00416.89
8.0.230.0070.00016.92
8.0.220.0040.00416.82
8.0.210.0040.00416.88
8.0.200.0000.00616.84
8.0.190.0040.00416.91
8.0.180.0030.00316.93
8.0.170.0080.00016.81
8.0.160.0030.00416.80
8.0.150.0000.00716.91
8.0.140.0030.00316.70
8.0.130.0060.00013.34
8.0.120.0080.00016.86
8.0.110.0000.00716.82
8.0.100.0040.00416.84
8.0.90.0040.00416.95
8.0.80.0040.01116.82
8.0.70.0040.00416.83
8.0.60.0000.00716.92
8.0.50.0040.00416.88
8.0.30.0090.00717.07
8.0.20.0120.01017.40
8.0.10.0000.00716.84
8.0.00.0080.00916.74
7.4.330.0000.00515.08
7.4.320.0000.01016.54
7.4.300.0030.00316.51
7.4.290.0040.00416.39
7.4.280.0040.00416.57
7.4.270.0020.00516.61
7.4.260.0030.00316.58
7.4.250.0000.00716.36
7.4.240.0050.00216.41
7.4.230.0000.00716.49
7.4.220.0070.01416.53
7.4.210.0040.01516.55
7.4.200.0000.00716.44
7.4.160.0030.01316.49
7.4.150.0120.00617.40
7.4.140.0110.00917.86
7.4.130.0130.00816.47
7.4.120.0120.00616.64
7.4.110.0110.00716.54
7.4.100.0070.01016.49
7.4.90.0040.01716.48
7.4.80.0100.00519.39
7.4.70.0060.00916.58
7.4.60.0060.01016.46
7.4.50.0040.00416.32
7.4.40.0040.01316.64
7.4.30.0150.00616.38
7.4.10.0030.01315.14
7.4.00.0060.01114.93
7.3.330.0000.00613.18
7.3.320.0020.00313.20
7.3.310.0060.00316.26
7.3.300.0030.00316.28
7.3.290.0080.00916.25
7.3.280.0110.00616.29
7.3.270.0070.01117.40
7.3.260.0080.01516.30
7.3.250.0130.00716.26
7.3.240.0080.00816.27
7.3.230.0100.00716.39
7.3.210.0130.00316.38
7.3.200.0130.00516.35
7.3.190.0140.00316.39
7.3.180.0100.00716.22
7.3.170.0070.01416.45
7.3.160.0060.01016.47
7.3.130.0110.00714.70
7.3.120.0030.01414.78
7.3.110.0080.00814.67
7.3.100.0070.01014.85
7.3.90.0090.00614.67
7.3.80.0070.00714.43
7.3.70.0140.00014.59
7.3.60.0040.00714.86
7.3.50.0030.01314.63
7.3.40.0060.00314.53
7.3.30.0090.00614.83
7.3.20.0080.00816.75
7.3.10.0000.01216.65
7.3.00.0150.00016.66
7.2.330.0110.01116.38
7.2.320.0110.00716.11
7.2.310.0110.00716.52
7.2.300.0110.00716.41
7.2.290.0070.01016.31
7.2.260.0060.00914.72
7.2.250.0100.01015.11
7.2.240.0060.01015.13
7.2.230.0140.00314.80
7.2.220.0110.00014.53
7.2.210.0000.01414.98
7.2.200.0030.01014.66
7.2.190.0120.00414.91
7.2.180.0030.00614.79
7.2.170.0130.00314.91
7.2.160.0060.00314.68
7.2.150.0000.01016.56
7.2.140.0090.00616.82
7.2.130.0110.00316.84
7.2.120.0100.00016.54
7.2.110.0070.00716.89
7.2.100.0050.00516.82
7.2.90.0030.01216.70
7.2.80.0030.00616.75
7.2.70.0090.00616.79
7.2.60.0030.01116.79
7.2.50.0040.01116.63
7.2.40.0100.00616.98
7.2.30.0040.00816.74
7.2.20.0000.01116.96
7.2.10.0030.01416.87
7.2.00.0030.01017.96
7.1.330.0090.00615.88
7.1.320.0070.01315.73
7.1.310.0000.01315.72
7.1.300.0070.00715.36
7.1.290.0030.00715.27
7.1.280.0060.00615.68
7.1.270.0050.00315.66
7.1.260.0030.01015.52
7.1.250.0030.01315.70
7.1.240.0050.00315.56
7.1.230.0060.00615.66
7.1.220.0070.00315.74
7.1.210.0040.01115.41
7.1.200.0020.00915.68
7.1.190.0060.00615.61
7.1.180.0030.01015.63
7.1.170.0040.01115.66
7.1.160.0030.01015.67
7.1.150.0040.00815.72
7.1.140.0060.00915.46
7.1.130.0030.01215.54
7.1.120.0030.00915.63
7.1.110.0040.00815.54
7.1.100.0030.01116.79
7.1.90.0030.01415.82
7.1.80.0050.00515.63
7.1.70.0070.00216.17
7.1.60.0090.01117.42
7.1.50.0120.00616.10
7.1.40.0040.01115.51
7.1.30.0130.00615.45
7.1.20.0030.01415.63
7.1.10.0110.00415.59
7.1.00.0050.04419.03
7.0.330.0110.00614.95
7.0.320.0070.00715.32
7.0.310.0030.00915.48
7.0.300.0000.01515.29
7.0.290.0070.00714.95
7.0.280.0120.00315.23
7.0.270.0030.01415.33
7.0.260.0100.00314.98
7.0.250.0040.00715.29
7.0.240.0080.00615.38
7.0.230.0060.00615.41
7.0.220.0070.01015.49
7.0.210.0060.00615.27
7.0.200.0170.00814.85
7.0.190.0070.00315.28
7.0.180.0130.00715.30
7.0.170.0030.01415.38
7.0.160.0030.01415.17
7.0.150.0030.00915.13
7.0.140.0130.00315.34
7.0.130.0060.00915.25
7.0.120.0070.01015.07
7.0.110.0030.00715.37
7.0.100.0070.00815.13
7.0.90.0000.01015.38
7.0.80.0040.00815.12
7.0.70.0070.00715.16
7.0.60.0070.04817.67
7.0.50.0090.02416.58
7.0.40.0090.02516.73
7.0.30.0120.04816.62
7.0.20.0200.03016.86
7.0.10.0220.03816.69
7.0.00.0080.02316.70
5.6.400.0090.00914.38
5.6.390.0000.01114.51
5.6.380.0000.00914.06
5.6.370.0030.00614.59
5.6.360.0100.00714.24
5.6.350.0000.00914.38
5.6.340.0080.00014.38
5.6.330.0030.00814.31
5.6.320.0030.00914.29
5.6.310.0150.00014.09
5.6.300.0070.00714.11
5.6.290.0000.01414.07
5.6.280.0050.02717.50
5.6.270.0000.01314.11
5.6.260.0060.00914.11
5.6.250.0130.00014.43
5.6.240.0030.01014.08
5.6.230.0070.00714.14
5.6.220.0070.00714.02
5.6.210.0090.02317.24
5.6.200.0080.03816.26
5.6.190.0030.05417.31
5.6.180.0020.02817.52
5.6.170.0080.02717.15
5.6.160.0030.03417.21
5.6.150.0090.02416.04
5.6.140.0050.02516.06
5.6.130.0090.04416.25
5.6.120.0020.03917.64
5.6.110.0110.03117.43
5.6.100.0080.04317.66
5.6.90.0050.04417.47
5.6.80.0060.02017.19
5.6.70.0220.03317.27
5.6.60.0000.01114.05
5.6.50.0070.00714.45
5.6.40.0000.01214.14
5.6.30.0070.00714.04
5.6.20.0060.00614.18
5.6.10.0030.00514.34
5.6.00.0080.00414.15
5.5.380.0030.01214.20
5.5.370.0030.01314.00
5.5.360.0050.00813.98
5.5.350.0050.03517.32
5.5.340.0090.02516.09
5.5.330.0050.02817.26
5.5.320.0060.03017.15
5.5.310.0210.04017.08
5.5.300.0080.02815.84
5.5.290.0050.03915.99
5.5.280.0070.03717.39
5.5.270.0080.02317.49
5.5.260.0070.02417.48
5.5.250.0050.02717.29
5.5.240.0130.03617.11
5.5.230.0110.00313.73
5.5.220.0000.01113.92
5.5.210.0000.01314.15
5.5.200.0040.01113.96
5.5.190.0110.00413.79
5.5.180.0060.00613.89
5.5.170.0000.01414.04
5.5.160.0000.01413.87
5.5.150.0030.00613.93
5.5.140.0030.00514.06
5.5.130.0040.00814.21
5.5.120.0030.00614.36
5.5.110.0070.00713.93
5.5.100.0050.00813.70
5.5.90.0070.00713.85
5.5.80.0000.01314.31
5.5.70.0040.01114.00
5.5.60.0030.01314.14
5.5.50.0110.00314.01
5.5.40.0070.01013.63
5.5.30.0000.01214.15
5.5.20.0050.00514.04
5.5.10.0100.00313.88
5.5.00.0040.00913.70
5.4.450.0420.02715.13
5.4.440.0420.03715.11
5.4.430.0430.02815.30
5.4.420.0470.03715.22
5.4.410.0350.04515.05
5.4.400.0330.04515.02
5.4.390.0450.03015.00
5.4.380.0440.03015.05
5.4.370.0390.03015.07
5.4.360.0380.03315.12
5.4.350.0410.02915.07
5.4.340.0380.03014.95
5.4.330.0000.00710.98
5.4.320.0300.03415.05
5.4.310.0420.03214.99
5.4.300.0310.03014.96
5.4.290.0370.02515.15
5.4.280.0320.02915.14
5.4.270.0330.04014.96
5.4.260.0350.02715.10
5.4.250.0300.03014.95
5.4.240.0330.02915.14
5.4.230.0300.02815.06
5.4.220.0470.02814.94
5.4.210.0400.02215.03
5.4.200.0300.03414.87
5.4.190.0310.02815.14
5.4.180.0380.03715.06
5.4.170.0460.02515.14
5.4.160.0350.03615.02
5.4.150.0600.03314.97
5.4.140.0280.03013.78
5.4.130.0370.03313.64
5.4.120.0310.03113.72
5.4.110.0360.02513.72
5.4.100.0460.02913.76
5.4.90.0440.03413.71
5.4.80.0280.03413.62
5.4.70.0400.02013.71
5.4.60.0270.03813.58
5.4.50.0390.02313.75
5.4.40.0450.02613.62
5.4.30.0380.03413.75
5.4.20.0380.04013.62
5.4.10.0450.03813.57
5.4.00.0350.03213.43

preferences:
78.03 ms | 401 KiB | 5 Q