3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(iconv('ISO-8859-1', 'UTF-8//IGNORE', 'åäö'));

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)
8.3.40.0080.00618.67
8.3.30.0100.01018.72
8.3.20.0070.01120.21
8.3.10.0190.00021.73
8.3.00.0000.00819.67
8.2.170.0040.01122.96
8.2.160.0130.00320.39
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0000.01317.63
8.2.110.0070.00321.09
8.2.100.0030.00917.66
8.2.90.0040.00418.91
8.2.80.0000.00917.97
8.2.70.0000.00817.38
8.2.60.0040.00417.68
8.2.50.0040.00418.07
8.2.40.0040.00421.13
8.2.30.0040.00417.97
8.2.20.0070.00017.55
8.2.10.0040.00417.81
8.2.00.0040.00417.91
8.1.270.0050.00320.27
8.1.260.0070.00726.35
8.1.250.0080.00028.09
8.1.240.0000.00822.14
8.1.230.0070.00420.96
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0080.00016.88
8.1.180.0040.00418.10
8.1.170.0030.00618.52
8.1.160.0040.00421.96
8.1.150.0040.00418.64
8.1.140.0000.00717.37
8.1.130.0030.00317.45
8.1.120.0040.00417.34
8.1.110.0000.00817.33
8.1.100.0070.00017.27
8.1.90.0030.00317.30
8.1.80.0050.00217.38
8.1.70.0000.00817.15
8.1.60.0040.00417.34
8.1.50.0000.00917.30
8.1.40.0060.00617.41
8.1.30.0000.00817.52
8.1.20.0040.00417.35
8.1.10.0030.00617.25
8.1.00.0060.00317.30
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.32
8.0.270.0000.00716.76
8.0.260.0030.00317.00
8.0.250.0000.00716.87
8.0.240.0000.00616.94
8.0.230.0030.00316.76
8.0.220.0070.00016.73
8.0.210.0050.00216.86
8.0.200.0030.00316.84
8.0.190.0030.00616.91
8.0.180.0000.00716.78
8.0.170.0000.00816.71
8.0.160.0030.00516.88
8.0.150.0040.00416.86
8.0.140.0000.00816.80
8.0.130.0050.00013.35
8.0.120.0050.00516.90
8.0.110.0000.01017.02
8.0.100.0040.00416.89
8.0.90.0030.00616.98
8.0.80.0070.01416.87
8.0.70.0030.00616.91
8.0.60.0090.00016.83
8.0.50.0030.00616.96
8.0.30.0160.00317.07
8.0.20.0090.01117.40
8.0.10.0040.00417.10
8.0.00.0100.01016.73
7.4.330.0000.00515.08
7.4.320.0040.00416.32
7.4.300.0000.00616.47
7.4.290.0000.00716.27
7.4.280.0030.00516.49
7.4.270.0000.00616.43
7.4.260.0000.00716.25
7.4.250.0090.00016.58
7.4.240.0030.00616.54
7.4.230.0000.00816.66
7.4.220.0100.01016.75
7.4.210.0050.01316.63
7.4.200.0080.00016.47
7.4.160.0090.00916.49
7.4.150.0150.00417.40
7.4.140.0140.01217.86
7.4.130.0100.01316.43
7.4.120.0080.01316.50
7.4.110.0070.01516.46
7.4.100.0070.01316.32
7.4.90.0070.02016.64
7.4.80.0110.00819.39
7.4.70.0120.01516.40
7.4.60.0100.01116.41
7.4.50.0120.00516.31
7.4.40.0150.00716.39
7.4.30.0160.00616.04
7.4.20.0110.01316.50
7.4.10.0060.01716.12
7.4.00.0050.01315.77
7.3.330.0000.00613.10
7.3.320.0000.00513.01
7.3.310.0000.00816.38
7.3.300.0050.00316.32
7.3.290.0000.00816.34
7.3.280.0100.00916.29
7.3.270.0060.01217.40
7.3.260.0140.00516.41
7.3.250.0090.01516.37
7.3.240.0110.00716.61
7.3.230.0180.00516.39
7.3.210.0120.00616.33
7.3.200.0090.01616.37
7.3.190.0130.00716.42
7.3.180.0100.01216.31
7.3.170.0100.01016.39
7.3.160.0100.01216.19
7.3.150.0090.01216.03
7.3.140.0200.00416.26
7.3.130.0080.01416.09
7.3.120.0100.01316.43
7.3.110.0110.01116.30
7.3.100.0110.01116.13
7.3.90.0130.00816.30
7.3.80.0120.00916.21
7.3.70.0120.01316.09
7.3.60.0120.00916.35
7.3.50.0170.01016.21
7.3.40.0140.00716.10
7.3.30.0100.01316.17
7.3.20.0180.00016.16
7.3.10.0060.01316.40
7.3.00.0070.00716.32
7.2.330.0160.00916.44
7.2.320.0090.00916.62
7.2.310.0110.01416.52
7.2.300.0100.01016.43
7.2.290.0120.00816.55
7.2.280.0090.01216.33
7.2.270.0150.00816.23
7.2.260.0230.00016.43
7.2.250.0290.00016.46
7.2.240.0130.01016.29
7.2.230.0120.01216.54
7.2.220.0180.00316.44
7.2.210.0090.01316.36
7.2.200.0180.00616.14
7.2.190.0110.01116.34
7.2.180.0280.00016.17
7.2.170.0110.01416.52
7.2.160.0110.01016.33
7.2.150.0150.01216.40
7.2.140.0080.01216.61
7.2.130.0030.01416.57
7.2.120.0080.01116.62
7.2.110.0160.01216.60
7.2.100.0020.01316.67
7.2.90.0110.00816.54
7.2.80.0080.01016.63
7.2.70.0050.01016.77
7.2.60.0090.00916.71
7.2.50.0040.01116.51
7.2.40.0210.00716.72
7.2.30.0520.00316.65
7.2.20.0060.01016.72
7.2.10.0020.01816.76
7.2.00.0070.01017.53
7.1.330.0100.01015.70
7.1.320.0110.00715.65
7.1.310.0090.01015.46
7.1.300.0090.00915.47
7.1.290.0040.01515.62
7.1.280.0110.01115.63
7.1.270.0090.00915.46
7.1.260.0030.01415.57
7.1.250.0090.01115.55
7.1.240.0120.01915.59
7.1.230.0220.00915.55
7.1.220.0220.00815.45
7.1.210.0180.01115.65
7.1.200.0120.00815.70
7.1.190.0180.01315.65
7.1.180.0150.01315.54
7.1.170.0080.01115.32
7.1.160.0090.01815.50
7.1.150.0150.01515.50
7.1.140.0190.01415.43
7.1.130.0200.01215.44
7.1.120.0240.00615.57
7.1.110.0080.01315.38
7.1.100.0060.01316.93
7.1.90.0080.01315.51
7.1.80.0260.00915.52
7.1.70.0400.01116.45
7.1.60.0170.01017.85
7.1.50.0140.01416.30
7.1.40.1360.00715.55
7.1.30.0200.01015.41
7.1.20.0250.00415.55
7.1.10.0170.01115.46
7.1.00.0130.04619.04
7.0.330.0230.01315.11
7.0.320.0180.01015.28
7.0.310.0210.00715.13
7.0.300.0070.01015.09
7.0.290.0230.00715.25
7.0.280.0240.00615.30
7.0.270.0220.00615.46
7.0.260.0060.01015.24
7.0.250.0080.00815.27
7.0.240.0040.01415.33
7.0.230.0060.01515.32
7.0.220.0170.01015.50
7.0.210.0140.01415.40
7.0.200.0130.00616.17
7.0.190.0200.00815.37
7.0.180.0160.01415.45
7.0.170.0180.00915.30
7.0.160.0160.01215.16
7.0.150.0150.01515.24
7.0.140.0210.00715.33
7.0.130.0210.00915.34
7.0.120.0140.01415.34
7.0.110.0130.02718.51
7.0.100.0180.01718.61
7.0.90.0090.02418.47
7.0.80.0100.02318.50
7.0.70.1180.02118.58
7.0.60.0790.02218.48
7.0.50.0100.02518.48
7.0.40.0100.02317.41
7.0.30.0080.02517.55
7.0.20.0710.01817.54
7.0.10.0100.02217.42
7.0.00.0110.02017.36
5.6.400.0170.00815.48
5.6.390.0110.01515.75
5.6.380.0220.00615.94
5.6.370.0180.01216.08
5.6.360.0080.01115.91
5.6.350.0150.01915.79
5.6.340.0140.02115.57
5.6.330.0190.01115.80
5.6.320.0040.01516.04
5.6.310.0160.01415.91
5.6.300.0170.01415.99
5.6.290.0200.01015.90
5.6.280.0140.04018.38
5.6.270.0250.00815.82
5.6.260.0140.02318.26
5.6.250.0070.02818.32
5.6.240.0080.02918.27
5.6.230.0120.02418.28
5.6.220.0060.02618.29
5.6.210.0110.02218.25
5.6.200.0170.02218.20
5.6.190.0130.02118.23
5.6.180.0100.02118.24
5.6.170.0130.02318.23
5.6.160.0160.02418.21
5.6.150.0100.02418.31
5.6.140.0130.02118.17
5.6.130.0140.02218.23
5.6.120.0100.02318.21
5.6.110.0080.02518.25
5.6.100.0080.02418.10
5.6.90.0090.02418.29
5.6.80.0130.04217.95
5.6.70.0090.02717.79
5.6.60.0130.01817.81
5.6.50.0130.02217.87
5.6.40.0070.02517.88
5.6.30.0130.03617.98
5.6.20.0100.02217.87
5.6.10.0060.02517.97
5.6.00.0090.02617.89
5.5.380.0090.02416.76
5.5.370.0110.02016.68
5.5.360.0120.02116.54
5.5.350.0130.02316.80
5.5.340.0070.02717.16
5.5.330.0140.02017.16
5.5.320.0060.02517.06
5.5.310.0090.02616.91
5.5.300.0120.02517.05
5.5.290.0150.02317.04
5.5.280.0130.02316.98
5.5.270.0100.02716.88
5.5.260.0050.02817.00
5.5.250.0090.02616.92
5.5.240.0070.02616.55
5.5.230.0050.03116.74
5.5.220.0090.02216.54
5.5.210.0070.02516.68
5.5.200.0100.02416.74
5.5.190.0120.02016.71
5.5.180.0090.02916.65
5.5.170.0140.01615.81
5.5.160.0100.02616.77
5.5.150.0090.02616.45
5.5.140.0090.04116.69
5.5.130.0070.02916.70
5.5.120.0100.02616.50
5.5.110.0080.02816.75
5.5.100.0110.02916.50
5.5.90.0070.03116.78
5.5.80.0100.02716.45
5.5.70.0100.02516.55
5.5.60.0070.02716.63
5.5.50.0090.02716.42
5.5.40.0080.02716.42
5.5.30.0130.02216.32
5.5.20.0090.02516.49
5.5.10.0110.02316.64
5.5.00.0140.02116.60
5.4.450.0070.02215.94
5.4.440.0090.02216.06
5.4.430.0050.02316.00
5.4.420.0090.02816.00
5.4.410.0090.02015.82
5.4.400.0100.01715.68
5.4.390.0100.01715.85
5.4.380.0080.02915.78
5.4.370.0080.02615.64
5.4.360.0100.01815.65
5.4.350.0090.01815.67
5.4.340.0050.02215.71
5.4.330.0150.00712.29
5.4.320.0100.02015.60
5.4.310.0100.02015.66
5.4.300.0090.02215.66
5.4.290.0110.02115.70
5.4.280.0100.02415.83
5.4.270.0080.03915.85
5.4.260.0090.02215.75
5.4.250.0130.02915.71
5.4.240.0080.02415.77
5.4.230.0090.02415.67
5.4.220.0090.02315.75
5.4.210.0150.02015.68
5.4.200.0040.04115.72
5.4.190.0040.02615.78
5.4.180.0060.02715.65
5.4.170.0060.02515.78
5.4.160.0070.02315.70
5.4.150.0060.02615.68
5.4.140.0110.01814.32
5.4.130.0080.02214.35
5.4.120.0070.02114.61
5.4.110.0080.02314.41
5.4.100.0050.02314.35
5.4.90.0060.02514.37
5.4.80.0160.03214.29
5.4.70.0050.02314.49
5.4.60.0080.02314.45
5.4.50.0050.02314.35
5.4.40.0060.02614.31
5.4.30.0100.01714.40
5.4.20.0120.01714.38
5.4.10.0090.02014.53
5.4.00.0050.02514.20

preferences:
55.34 ms | 400 KiB | 5 Q