3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "null"; $b = iconv_mime_decode($a, 2, "UTF-8"); echo $b;

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)
8.3.60.0120.00616.50
8.3.50.0160.00322.15
8.3.40.0150.00018.84
8.3.30.0140.00418.69
8.3.20.0070.01120.33
8.3.10.0080.00023.48
8.3.00.0030.00519.38
8.2.180.0120.00618.17
8.2.170.0060.00922.96
8.2.160.0100.00320.39
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00317.47
8.2.120.0090.00626.35
8.2.110.0070.00320.39
8.2.100.0070.00417.84
8.2.90.0050.00317.97
8.2.80.0040.00419.28
8.2.70.0000.00817.50
8.2.60.0050.00317.63
8.2.50.0000.00817.63
8.2.40.0090.00017.62
8.2.30.0040.00417.57
8.2.20.0000.00917.69
8.2.10.0050.00318.03
8.2.00.0000.00918.17
8.1.280.0100.00725.92
8.1.270.0030.00623.88
8.1.260.0030.00628.09
8.1.250.0040.00428.09
8.1.240.0100.00020.76
8.1.230.0110.00020.99
8.1.220.0050.00317.79
8.1.210.0030.00518.77
8.1.200.0000.00917.11
8.1.190.0030.00617.10
8.1.180.0000.00818.10
8.1.170.0030.00517.62
8.1.160.0000.00718.84
8.1.150.0070.00018.79
8.1.140.0040.00419.52
8.1.130.0030.00317.63
8.1.120.0000.00717.39
8.1.110.0050.00317.27
8.1.100.0020.00517.43
8.1.90.0030.00317.40
8.1.80.0040.00417.31
8.1.70.0040.00417.39
8.1.60.0040.00417.58
8.1.50.0050.00317.42
8.1.40.0100.00317.39
8.1.30.0000.00917.53
8.1.20.0000.00717.52
8.1.10.0000.00817.36
8.1.00.0040.00417.34
8.0.300.0000.00719.90
8.0.290.0040.00416.63
8.0.280.0000.00717.91
8.0.270.0030.00318.05
8.0.260.0030.00317.25
8.0.250.0070.00016.80
8.0.240.0000.00616.89
8.0.230.0070.00016.79
8.0.220.0070.00016.82
8.0.210.0070.00016.73
8.0.200.0030.00316.94
8.0.190.0000.00816.80
8.0.180.0030.00616.91
8.0.170.0000.00716.75
8.0.160.0030.00416.83
8.0.150.0070.00016.66
8.0.140.0080.00016.70
8.0.130.0030.00513.29
8.0.120.0060.00316.89
8.0.110.0040.00416.86
8.0.100.0060.00316.96
8.0.90.0000.00816.77
8.0.80.0100.00617.01
8.0.70.0060.00316.97
8.0.60.0060.00316.75
8.0.50.0030.00616.94
8.0.30.0170.00417.19
8.0.20.0070.01517.43
8.0.10.0050.00517.00
8.0.00.0080.01216.94
7.4.330.0000.00516.67
7.4.320.0000.00616.45
7.4.300.0000.00616.36
7.4.290.0080.00016.50
7.4.280.0000.00716.57
7.4.270.0030.00316.43
7.4.260.0000.00716.51
7.4.250.0030.00616.46
7.4.240.0010.00716.53
7.4.230.0030.00516.46
7.4.220.0120.01016.79
7.4.210.0090.00616.59
7.4.200.0000.00916.78
7.4.160.0140.00316.57
7.4.150.0190.00617.40
7.4.140.0090.01517.86
7.4.130.0160.00716.57
7.4.120.0130.01016.64
7.4.110.0060.01316.57
7.4.100.0030.01616.45
7.4.90.0110.00816.46
7.4.80.0100.01019.39
7.4.70.0120.01216.62
7.4.60.0150.00316.64
7.4.50.0040.01116.36
7.4.40.0030.01316.52
7.4.30.0060.01316.48
7.4.10.0100.01015.07
7.4.00.0080.01014.94
7.3.330.0000.00513.11
7.3.320.0050.00013.00
7.3.310.0040.00416.44
7.3.300.0060.00316.34
7.3.290.0100.01016.38
7.3.280.0080.01316.34
7.3.270.0100.01017.40
7.3.260.0090.01216.48
7.3.250.0120.00816.43
7.3.240.0050.01616.36
7.3.230.0060.01216.39
7.3.210.0120.00616.78
7.3.200.0070.01116.64
7.3.190.0070.01116.27
7.3.180.0070.01416.56
7.3.170.0030.01616.46
7.3.160.0100.01016.68
7.3.130.0120.00615.01
7.3.120.0000.02214.73
7.3.110.0100.01014.75
7.3.100.0030.01514.87
7.3.90.0070.01115.03
7.3.80.0090.00314.84
7.3.70.0070.01015.05
7.3.60.0030.01014.97
7.3.50.0070.01514.56
7.3.40.0120.00414.92
7.3.30.0070.00414.48
7.3.20.0100.00316.54
7.3.10.0030.01016.81
7.3.00.0070.00716.83
7.2.330.0030.01716.69
7.2.320.0120.00916.57
7.2.310.0040.01516.68
7.2.300.0030.01716.59
7.2.290.0160.00616.78
7.2.260.0110.01115.30
7.2.250.0040.01315.17
7.2.240.0040.01114.89
7.2.230.0100.00715.31
7.2.220.0060.01315.02
7.2.210.0000.01415.11
7.2.200.0070.01114.94
7.2.190.0070.01015.02
7.2.180.0060.01615.00
7.2.170.0060.00915.20
7.2.160.0030.01414.77
7.2.150.0040.01417.14
7.2.140.0030.00816.97
7.2.130.0120.00317.20
7.2.120.0040.01517.00
7.2.110.0060.01017.15
7.2.100.0000.01116.79
7.2.90.0130.00316.88
7.2.80.0100.00716.98
7.2.70.0030.01217.00
7.2.60.0070.01116.99
7.2.50.0040.01116.89
7.2.40.0060.01217.05
7.2.30.0090.00616.83
7.2.20.0030.01316.85
7.2.10.0060.01016.79
7.2.00.0090.00518.11
7.1.330.0070.00715.97
7.1.320.0070.01016.00
7.1.310.0060.01115.84
7.1.300.0000.01215.89
7.1.290.0050.00515.96
7.1.280.0030.00615.96
7.1.270.0030.00715.89
7.1.260.0100.00615.85
7.1.250.0070.00715.86
7.1.240.0030.01315.82
7.1.230.0050.01315.67
7.1.220.0030.01315.73
7.1.210.0070.01016.01
7.1.200.0080.00615.90
7.1.190.0030.01016.02
7.1.180.0110.00315.93
7.1.170.0070.00416.01
7.1.160.0040.01115.77
7.1.150.0080.00815.63
7.1.140.0060.00915.88
7.1.130.0060.00916.04
7.1.120.0040.01115.61
7.1.110.0070.00715.90
7.1.100.0080.00517.22
7.1.90.0040.00716.08
7.1.80.0070.01015.86
7.1.70.0060.00616.49
7.1.60.0050.01517.52
7.1.50.0020.01116.53
7.1.40.0000.01415.73
7.1.30.0070.00315.96
7.1.20.0030.00916.02
7.1.10.0030.01015.89
7.1.00.0030.04419.21
7.0.330.0070.00715.54
7.0.320.0060.00315.55
7.0.310.0120.00315.52
7.0.300.0070.00715.79
7.0.290.0030.00615.68
7.0.280.0110.00415.50
7.0.270.0000.01315.51
7.0.260.0060.00915.63
7.0.250.0000.01515.70
7.0.240.0030.01015.26
7.0.230.0060.00615.50
7.0.220.0040.01115.59
7.0.210.0000.00915.79
7.0.200.4570.01116.21
7.0.190.0080.00315.65
7.0.180.0050.00515.60
7.0.170.0070.00415.71
7.0.160.0090.00315.71
7.0.150.0070.01015.52
7.0.140.0050.00515.44
7.0.130.0070.01015.48
7.0.120.0070.00715.68
7.0.110.0040.01215.40
7.0.100.0200.04017.75
7.0.90.0020.03817.81
7.0.80.0150.04517.71
7.0.70.0210.03717.64
7.0.60.0020.05117.66
7.0.50.0130.03017.94
7.0.40.0070.04016.81
7.0.30.0080.03016.92
7.0.20.0030.03016.93
7.0.10.0090.04016.91
7.0.00.0120.04316.76
5.6.400.0000.01014.54
5.6.390.0160.00313.97
5.6.380.0040.01114.57
5.6.370.0090.00314.36
5.6.360.0160.00314.12
5.6.350.0030.01214.54
5.6.340.0030.01314.04
5.6.330.0000.01314.26
5.6.320.0060.01014.22
5.6.310.0050.00514.29
5.6.300.0040.01114.74
5.6.290.0040.00814.04
5.6.280.0090.03917.76
5.6.270.0030.01314.48
5.6.260.0070.00714.18
5.6.250.0090.03817.60
5.6.240.0070.04717.40
5.6.230.0050.03917.54
5.6.220.0050.03317.57
5.6.210.0070.02817.36
5.6.200.0060.03817.87
5.6.190.0050.03317.88
5.6.180.0060.04317.78
5.6.170.0080.05017.73
5.6.160.0080.04717.68
5.6.150.0060.03617.71
5.6.140.0080.02717.79
5.6.130.0100.04517.71
5.6.120.0030.02917.71
5.6.110.0070.03017.78
5.6.100.0090.02217.90
5.6.90.0070.05017.67
5.6.80.0130.03917.36
5.6.70.0080.02917.47
5.6.60.0140.03417.30
5.6.50.0050.04517.40
5.6.40.0050.04417.36
5.6.30.0050.03817.38
5.6.20.0050.02717.46
5.6.10.0100.04017.56
5.6.00.0070.02217.43
5.5.380.0060.03617.43
5.5.370.0030.04017.36
5.5.360.0070.03017.34
5.5.350.0080.03617.44
5.5.340.0050.04017.67
5.5.330.0130.04217.47
5.5.320.0180.02617.50
5.5.310.0030.04917.73
5.5.300.0100.03817.70
5.5.290.0050.04617.60
5.5.280.0090.04217.52
5.5.270.0080.04117.50
5.5.260.0090.04317.74
5.5.250.0100.04217.39
5.5.240.0110.03817.41
5.5.230.0110.03717.40
5.5.220.0110.04017.29
5.5.210.0080.04417.31
5.5.200.0080.03417.38
5.5.190.0060.02517.14
5.5.180.0040.04917.22
5.5.170.0100.00314.38
5.5.160.0070.04717.32
5.5.150.0070.04517.22
5.5.140.0020.04017.19
5.5.130.0070.04817.34
5.5.120.0030.03117.39
5.5.110.0100.04117.20
5.5.100.0070.04617.29
5.5.90.0050.03817.06
5.5.80.0090.03417.16
5.5.70.0080.02317.18
5.5.60.0050.03017.19
5.5.50.0080.02317.27
5.5.40.0070.02417.14
5.5.30.0040.02517.29
5.5.20.0050.02317.27
5.5.10.0030.02617.30
5.5.00.0100.02317.04

preferences:
77.58 ms | 401 KiB | 5 Q