3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( iconv('', 'UTF-8', 'Dópa'));

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)
8.3.60.0070.01116.74
8.3.50.0120.00722.00
8.3.40.0070.01118.70
8.3.30.0090.00918.92
8.3.20.0040.00420.34
8.3.10.0050.00223.48
8.3.00.0050.00319.67
8.2.180.0140.00716.62
8.2.170.0070.00722.96
8.2.160.0140.00020.43
8.2.150.0090.00624.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0080.00019.36
8.2.110.0000.00822.21
8.2.100.0110.00017.66
8.2.90.0020.00518.92
8.2.80.0030.00617.97
8.2.70.0030.00517.38
8.2.60.0030.00517.91
8.2.50.0030.00618.07
8.2.40.0040.00419.34
8.2.30.0030.00518.20
8.2.20.0040.00417.41
8.2.10.0000.00717.98
8.2.00.0030.00617.56
8.1.280.0070.01425.92
8.1.270.0060.00323.97
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00423.96
8.1.230.0080.00418.84
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0070.00417.35
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0050.00318.52
8.1.160.0000.00721.96
8.1.150.0000.00718.38
8.1.140.0050.00317.32
8.1.130.0030.00317.82
8.1.120.0030.00317.36
8.1.110.0020.00517.21
8.1.100.0000.00717.30
8.1.90.0000.00717.23
8.1.80.0000.00817.32
8.1.70.0000.00717.21
8.1.60.0040.00417.39
8.1.50.0050.00317.41
8.1.40.0030.00617.29
8.1.30.0040.00417.54
8.1.20.0050.00317.45
8.1.10.0040.00417.29
8.1.00.0050.00517.22
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0040.00418.36
8.0.270.0000.00717.01
8.0.260.0030.00316.99
8.0.250.0030.00316.86
8.0.240.0070.00016.93
8.0.230.0050.00316.85
8.0.220.0030.00316.85
8.0.210.0040.00416.84
8.0.200.0000.00616.78
8.0.190.0000.00816.77
8.0.180.0000.00716.84
8.0.170.0050.00316.91
8.0.160.0030.00316.79
8.0.150.0000.00716.79
8.0.140.0040.00716.82
8.0.130.0030.00313.34
8.0.120.0050.00516.92
8.0.110.0060.00316.87
8.0.100.0000.00816.84
8.0.90.0040.00416.82
8.0.80.0140.00616.98
8.0.70.0040.00416.97
8.0.60.0040.00416.80
8.0.50.0000.00917.03
8.0.30.0080.01317.20
8.0.20.0140.01517.40
8.0.10.0040.00416.98
8.0.00.0100.00916.93
7.4.330.0050.00215.00
7.4.320.0000.00616.41
7.4.300.0080.00016.46
7.4.290.0000.00716.27
7.4.280.0030.00616.46
7.4.270.0050.00216.48
7.4.260.0000.00816.45
7.4.250.0000.00916.53
7.4.240.0040.00516.56
7.4.230.0000.00816.32
7.4.220.0160.01316.48
7.4.210.0060.01616.70
7.4.200.0040.00416.70
7.4.160.0100.00716.56
7.4.150.0120.00917.40
7.4.140.0110.00917.86
7.4.130.0150.00716.54
7.4.120.0130.00716.57
7.4.110.0160.00316.52
7.4.100.0130.01316.55
7.4.90.0100.01016.49
7.4.80.0120.01219.39
7.4.70.0090.01416.46
7.4.60.0190.00616.49
7.4.50.0120.00716.50
7.4.40.0150.01116.58
7.4.30.0240.00916.23
7.4.20.0130.01316.29
7.4.10.0110.01715.48
7.4.00.0090.00915.54
7.3.330.0000.00513.16
7.3.320.0060.00013.21
7.3.310.0080.00016.17
7.3.300.0000.00816.20
7.3.290.0080.00816.34
7.3.280.0050.01516.36
7.3.270.0080.01217.40
7.3.260.0130.01016.34
7.3.250.0080.01316.34
7.3.240.0230.00316.44
7.3.230.0150.00316.39
7.3.210.0030.01416.56
7.3.200.0110.00716.46
7.3.190.0110.01016.49
7.3.180.0150.00616.42
7.3.170.0160.01016.37
7.3.160.0160.00816.45
7.3.150.0210.00816.42
7.3.140.0250.01516.18
7.3.130.0070.01915.64
7.3.120.0070.01315.46
7.3.110.0050.01515.54
7.3.100.0110.00915.60
7.3.90.0050.01315.72
7.3.80.0110.00615.48
7.3.70.0130.00615.56
7.3.60.0060.01115.40
7.3.50.0100.00915.60
7.3.40.0100.01115.49
7.3.30.0060.01415.55
7.3.20.0100.00616.53
7.3.10.0070.01316.57
7.3.00.0120.01216.44
7.2.330.0130.00716.52
7.2.320.0060.01316.53
7.2.310.0150.00916.42
7.2.300.0200.01016.36
7.2.290.0170.00816.32
7.2.280.0230.00816.21
7.2.270.0140.01816.21
7.2.260.0080.01315.62
7.2.250.0090.01215.70
7.2.240.0060.01315.66
7.2.230.0110.00715.67
7.2.220.0120.00915.82
7.2.210.0050.01415.74
7.2.200.0090.01215.63
7.2.190.0060.01315.72
7.2.180.0100.00715.67
7.2.170.0130.00915.65
7.2.160.0090.00915.62
7.2.150.0090.00916.61
7.2.140.0230.00916.82
7.2.130.0090.01016.54
7.2.120.0090.01016.55
7.2.110.0120.01216.55
7.2.100.0090.00916.78
7.2.90.0130.00316.62
7.2.80.0140.00816.76
7.2.70.0120.01116.60
7.2.60.0060.01016.61
7.2.50.0100.01316.66
7.2.40.0090.00916.62
7.2.30.0120.00916.65
7.2.20.0190.00616.55
7.2.10.0110.01016.66
7.2.00.0110.00917.53
7.1.330.0350.01215.81
7.1.320.0100.00815.86
7.1.310.0110.00815.70
7.1.300.0140.01015.74
7.1.290.0060.01415.65
7.1.280.0130.00815.49
7.1.270.0090.00815.60
7.1.260.0060.01415.55
7.1.250.0190.00315.58
7.1.240.0060.01215.55
7.1.230.0150.01115.68
7.1.220.0100.00815.58
7.1.210.0130.01015.61
7.1.200.0090.00715.55
7.1.190.0110.00815.40
7.1.180.0160.00615.57
7.1.170.0250.01315.67
7.1.160.0060.01215.58
7.1.150.0040.01715.79
7.1.140.0440.01015.66
7.1.130.0450.01215.50
7.1.120.0030.01315.77
7.1.110.0100.00615.67
7.1.100.0030.01616.46
7.1.90.0090.00915.55
7.1.80.0310.01015.64
7.1.70.0060.00816.20
7.1.60.0130.01017.07
7.1.50.0050.01816.18
7.1.40.0000.01815.70
7.1.30.0100.01015.68
7.1.20.0080.01515.48
7.1.10.0090.01015.58
7.1.00.0050.03717.94
7.0.330.0070.01115.29
7.0.320.0050.01515.33
7.0.310.0090.01115.29
7.0.300.0120.01015.37
7.0.290.0080.00715.25
7.0.280.0100.01015.27
7.0.270.0090.01215.38
7.0.260.0130.01015.25
7.0.250.0080.01015.32
7.0.240.0100.00715.38
7.0.230.0080.00815.41
7.0.220.0060.01215.40
7.0.210.0110.00715.16
7.0.200.0070.00915.79
7.0.190.0130.00615.32
7.0.180.0160.00315.44
7.0.170.0110.01115.30
7.0.160.0110.00915.37
7.0.150.0120.00815.34
7.0.140.0100.03017.61
7.0.130.0150.00715.33
7.0.120.0150.00915.40
7.0.110.0070.01215.37
7.0.100.0110.00815.27
7.0.90.0120.00715.29
7.0.80.0090.00615.39
7.0.70.0070.00915.20
7.0.60.0050.03616.84
7.0.50.0090.01916.24
7.0.40.0090.03116.54
7.0.30.0220.02016.25
7.0.20.0080.03916.36
7.0.10.0190.03216.22
7.0.00.0120.02916.35
5.6.400.0050.01315.10
5.6.390.0060.01115.15
5.6.380.0100.01315.07
5.6.370.0040.01315.26
5.6.360.0050.01515.18
5.6.350.0100.01115.08
5.6.340.0170.00415.02
5.6.330.0120.00915.03
5.6.320.0050.01114.97
5.6.310.0110.00714.82
5.6.300.0070.01515.01
5.6.290.0110.00814.99
5.6.280.0100.02817.28
5.6.270.0100.01015.05
5.6.260.0100.00715.14
5.6.250.0050.01015.02
5.6.240.0090.01214.80
5.6.230.0080.00914.90
5.6.220.0080.00815.11
5.6.210.0080.02816.88
5.6.200.0080.02716.13
5.6.190.0070.03417.10
5.6.180.0100.03216.97
5.6.170.0140.02016.90
5.6.160.0090.02716.85
5.6.150.0070.03416.18
5.6.140.0090.03316.11
5.6.130.0080.02816.17
5.6.120.0090.03417.18
5.6.110.0070.03116.97
5.6.100.0100.03116.95
5.6.90.0060.03917.17
5.6.80.0070.02216.77
5.6.70.0120.01014.90
5.6.60.0030.01414.85
5.6.50.0060.01014.89
5.6.40.0070.01014.97
5.6.30.0050.01114.94
5.6.20.0080.00614.95
5.6.10.0040.01214.78
5.6.00.0040.01415.02
5.5.380.0090.01415.16
5.5.370.0100.01215.03
5.5.360.0100.01015.01
5.5.350.0110.03616.73
5.5.340.0120.03216.00
5.5.330.0110.02016.72
5.5.320.0130.02316.86
5.5.310.0230.02916.73
5.5.300.0180.03416.08
5.5.290.0080.03715.99
5.5.280.0090.02316.87
5.5.270.0110.02917.08
5.5.260.0150.02517.10
5.5.250.0100.03516.71
5.5.240.0110.02616.65
5.5.230.0100.01215.02
5.5.220.0080.01714.93
5.5.210.0150.00714.74
5.5.200.0100.00915.09
5.5.190.0100.01214.81
5.5.180.0150.00614.84
5.5.170.0100.01014.85
5.5.160.0110.01014.74
5.5.150.0110.01015.08
5.5.140.0090.01314.75
5.5.130.0100.01214.75
5.5.120.0170.00514.84
5.5.110.0150.00414.88
5.5.100.0130.00914.87
5.5.90.0060.01514.97
5.5.80.0130.01314.82
5.5.70.0100.01314.91
5.5.60.0150.00914.86
5.5.50.0090.01514.81
5.5.40.0140.00714.79
5.5.30.0090.01214.94
5.5.20.0080.01214.77
5.5.10.0110.01114.88
5.5.00.0090.01514.86
5.4.450.0090.03014.29
5.4.440.0090.02914.23
5.4.430.0080.02014.27
5.4.420.0080.03114.36
5.4.410.0040.02614.28
5.4.400.0080.02014.10
5.4.390.0040.03414.03
5.4.380.0080.02913.96
5.4.370.0080.03014.09
5.4.360.0050.03114.20
5.4.350.0100.02714.09
5.4.340.0030.02514.04
5.4.330.0090.00711.38
5.4.320.0050.01914.06
5.4.310.0070.01614.12
5.4.300.0090.01514.13
5.4.290.0070.01814.13
5.4.280.0050.01714.05
5.4.270.0050.01614.05
5.4.260.0090.02713.93
5.4.250.0070.02314.16
5.4.240.0070.01513.95
5.4.230.0090.01614.06
5.4.220.0020.02314.03
5.4.210.0080.01714.14
5.4.200.0080.02614.17
5.4.190.0100.01413.91
5.4.180.0080.01614.04
5.4.170.0090.01414.03
5.4.160.0060.01813.95
5.4.150.0080.01613.94
5.4.140.0060.01613.08
5.4.130.0090.01613.20
5.4.120.0080.01313.15
5.4.110.0080.01713.16
5.4.100.0050.01613.11
5.4.90.0070.01613.15
5.4.80.0070.01613.23
5.4.70.0080.01213.25
5.4.60.0050.01713.17
5.4.50.0050.03013.26
5.4.40.0040.02213.19
5.4.30.0080.01613.17
5.4.20.0080.02713.20
5.4.10.0050.02313.16
5.4.00.0070.02013.03
5.3.290.0090.01712.75
5.3.280.0060.02012.72
5.3.270.0070.01812.64
5.3.260.0090.01812.68
5.3.250.0090.01712.74
5.3.240.0100.01612.61
5.3.230.0080.01812.66
5.3.220.0080.01912.75
5.3.210.0060.02112.71
5.3.200.0080.01512.68
5.3.190.0070.01812.61
5.3.180.0050.02012.76
5.3.170.0070.02012.79
5.3.160.0120.01212.89
5.3.150.0070.01712.77
5.3.140.0100.02512.76
5.3.130.0050.03312.74
5.3.120.0070.02512.77
5.3.110.0090.03012.81
5.3.100.0070.01912.62
5.3.90.0080.02512.52
5.3.80.0090.03012.46
5.3.70.0050.03112.41
5.3.60.0100.02512.50
5.3.50.0090.02812.53
5.3.40.0070.03012.44
5.3.30.0070.03012.42
5.3.20.0050.02612.32
5.3.10.0090.02812.27
5.3.00.0090.02812.18
5.2.170.0120.03112.16
5.2.160.0090.02612.13
5.2.150.0060.03112.18
5.2.140.0060.04112.12
5.2.130.0080.03512.13
5.2.120.0080.02812.18
5.2.110.0050.03312.09
5.2.100.0050.02912.16
5.2.90.0110.03212.13
5.2.80.0110.03212.09
5.2.70.0090.03512.10
5.2.60.0060.03212.09
5.2.50.0070.03212.09
5.2.40.0070.03712.16
5.2.30.0060.03612.13
5.2.20.0060.02712.09
5.2.10.0080.03012.09
5.2.00.0070.04012.09
5.1.60.0090.03012.09
5.1.50.0050.03112.09
5.1.40.0070.03012.09
5.1.30.0120.01912.09
5.1.20.0090.03812.09
5.1.10.0070.03512.09
5.1.00.0110.03012.09
5.0.50.0040.02012.09
5.0.40.0050.02212.09
5.0.30.0110.03312.09
5.0.20.0090.02312.09
5.0.10.0090.02312.09
5.0.00.0090.03512.09
4.4.90.0070.01612.09
4.4.80.0050.01212.09
4.4.70.0050.01312.09
4.4.60.0030.01812.09
4.4.50.0020.02012.09
4.4.40.0040.03012.09
4.4.30.0030.02112.09
4.4.20.0060.01712.09
4.4.10.0050.01512.09
4.4.00.0030.02912.09
4.3.110.0040.02012.09
4.3.100.0050.01512.09
4.3.90.0040.01812.09
4.3.80.0040.02112.09
4.3.70.0030.01512.09
4.3.60.0030.02012.09
4.3.50.0040.01912.09
4.3.40.0020.01912.09
4.3.30.0030.01212.09
4.3.20.0020.02112.09
4.3.10.0010.01612.09
4.3.00.0020.02112.09

preferences:
38.04 ms | 401 KiB | 5 Q