3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo iconv('utf-8', 'gb2312', 'abc。def');

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)
8.3.70.0070.01118.55
8.3.60.0150.00316.88
8.3.50.0130.00521.92
8.3.40.0070.00718.70
8.3.30.0140.00018.63
8.3.20.0030.00520.39
8.3.10.0040.00423.63
8.3.00.0030.00619.25
8.2.180.0120.00618.16
8.2.170.0160.00322.96
8.2.160.0030.01020.40
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0030.00617.49
8.2.110.0030.00622.29
8.2.100.0080.00417.80
8.2.90.0060.00319.02
8.2.80.0080.00017.97
8.2.70.0080.00017.25
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0000.00719.38
8.2.30.0000.00820.68
8.2.20.0040.00417.64
8.2.10.0080.00017.96
8.2.00.0000.00817.80
8.1.280.0110.00425.92
8.1.270.0040.00423.96
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0060.00322.48
8.1.230.0110.00017.64
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.13
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00419.03
8.1.160.0040.00421.84
8.1.150.0000.01018.80
8.1.140.0050.00319.34
8.1.130.0030.00317.60
8.1.120.0000.00717.34
8.1.110.0040.00417.30
8.1.100.0040.00417.30
8.1.90.0040.00417.22
8.1.80.0060.00317.30
8.1.70.0030.00317.30
8.1.60.0040.00417.48
8.1.50.0060.00617.27
8.1.40.0030.00917.40
8.1.30.0000.00817.35
8.1.20.0070.00017.40
8.1.10.0000.00817.43
8.1.00.0060.00317.23
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0000.00718.30
8.0.270.0070.00017.18
8.0.260.0060.00017.29
8.0.250.0000.00816.95
8.0.240.0040.00416.87
8.0.230.0040.00416.92
8.0.220.0030.00316.81
8.0.210.0030.00616.74
8.0.200.0060.00016.94
8.0.190.0000.00816.85
8.0.180.0030.00516.87
8.0.170.0000.00816.81
8.0.160.0040.00416.65
8.0.150.0050.00516.75
8.0.140.0000.00916.77
8.0.130.0030.00313.29
8.0.120.0000.01016.95
8.0.110.0030.00617.02
8.0.100.0030.00616.97
8.0.90.0040.00417.09
8.0.80.0070.01017.00
8.0.70.0030.00616.94
8.0.60.0040.00417.09
8.0.50.0040.00417.03
8.0.30.0100.01617.08
8.0.20.0130.00917.42
8.0.10.0000.00917.07
8.0.00.0150.00817.02
7.4.330.0050.00015.08
7.4.320.0060.00016.25
7.4.300.0030.00316.26
7.4.290.0030.00316.48
7.4.280.0080.00016.43
7.4.270.0070.00016.45
7.4.260.0070.00016.34
7.4.250.0060.00316.58
7.4.240.0020.00616.70
7.4.230.0030.00516.50
7.4.220.0030.01816.70
7.4.210.0080.01116.66
7.4.200.0040.00416.45
7.4.160.0130.00416.71
7.4.150.0110.00817.40
7.4.140.0170.00417.86
7.4.130.0100.01316.54
7.4.120.0110.01116.58
7.4.110.0030.01716.59
7.4.100.0170.01016.79
7.4.90.0120.00916.45
7.4.80.0130.00619.39
7.4.70.0100.01216.19
7.4.60.0160.00516.33
7.4.50.0060.01116.50
7.4.40.0110.00816.23
7.4.30.0130.00916.26
7.4.20.0190.00616.50
7.4.10.0120.00616.04
7.4.00.0070.01215.88
7.3.330.0020.00213.14
7.3.320.0020.00213.05
7.3.310.0090.00016.23
7.3.300.0000.00816.39
7.3.290.0040.00416.39
7.3.280.0090.01116.34
7.3.270.0070.01317.40
7.3.260.0150.00316.50
7.3.250.0120.01116.50
7.3.240.0140.00816.55
7.3.230.0110.00816.64
7.3.210.0030.01616.34
7.3.200.0120.00616.54
7.3.190.0130.00616.47
7.3.180.0110.00816.38
7.3.170.0130.01016.37
7.3.160.0110.01016.17
7.3.150.0120.00616.52
7.3.140.0030.01916.48
7.3.130.0110.00716.33
7.3.120.0100.01416.27
7.3.110.0080.01316.52
7.3.100.0130.01016.47
7.3.90.0090.01516.26
7.3.80.0130.01316.54
7.3.70.0070.01916.29
7.3.60.0150.00616.17
7.3.50.0150.00916.40
7.3.40.0100.01016.16
7.3.30.0060.01816.26
7.3.20.0140.00816.30
7.3.10.0130.00916.58
7.3.00.0100.01216.51
7.2.330.0100.01316.68
7.2.320.0110.01616.39
7.2.310.0140.01216.53
7.2.300.0090.01016.54
7.2.290.0080.01316.71
7.2.280.0110.00816.95
7.2.270.0070.01116.44
7.2.260.0130.00816.54
7.2.250.0230.00016.44
7.2.240.0140.01116.51
7.2.230.0030.02316.37
7.2.220.0160.01316.70
7.2.210.0090.01816.49
7.2.200.0100.01516.71
7.2.190.0090.01916.61
7.2.180.0050.02116.41
7.2.170.0160.00916.41
7.2.160.0030.02116.41
7.2.150.0060.01616.55
7.2.140.0170.01416.43
7.2.130.0100.00916.67
7.2.120.0090.00916.58
7.2.110.0120.00716.78
7.2.100.0100.00616.81
7.2.90.0080.01316.88
7.2.80.0100.01216.55
7.2.70.0080.01416.71
7.2.60.0100.00816.80
7.2.50.0150.01216.61
7.2.40.0080.01116.79
7.2.30.0090.01016.83
7.2.20.0080.01016.87
7.2.10.0130.00616.93
7.2.00.0140.01117.59
7.1.330.0170.01015.50
7.1.320.0240.02015.66
7.1.310.0180.01915.38
7.1.300.0120.01615.45
7.1.290.0120.01215.30
7.1.280.0100.01515.25
7.1.270.0110.01415.32
7.1.260.0080.01615.16
7.1.250.0090.01215.51
7.1.240.0140.01315.47
7.1.230.0090.01615.43
7.1.220.0130.00815.51
7.1.210.0240.01115.72
7.1.200.0110.01315.68
7.1.190.0230.01315.76
7.1.180.0300.00015.59
7.1.170.0220.01315.55
7.1.160.0280.00815.77
7.1.150.0300.00915.53
7.1.140.0210.00915.64
7.1.130.0240.01515.70
7.1.120.0140.01115.68
7.1.110.0040.02015.70
7.1.100.0100.00816.90
7.1.90.0130.01015.75
7.1.80.0130.01315.56
7.1.70.0080.01016.32
7.1.60.0100.01517.48
7.1.50.0140.01116.31
7.1.40.0150.01215.36
7.1.30.0170.01115.69
7.1.20.0210.00315.78
7.1.10.0230.01215.80
7.1.00.0120.04719.14
7.0.330.0260.01015.39
7.0.320.0220.01315.18
7.0.310.0320.00615.28
7.0.300.0280.00515.31
7.0.290.0250.01015.26
7.0.280.0160.01715.57
7.0.270.0170.01415.26
7.0.260.0120.01315.41
7.0.250.0060.01515.39
7.0.240.0120.00915.33
7.0.230.0250.01315.21
7.0.220.0080.01915.36
7.0.210.0120.01415.30
7.0.200.0160.00915.15
7.0.190.0160.00815.51
7.0.180.0150.00815.22
7.0.170.0080.01915.47
7.0.160.0260.01015.35
7.0.150.0100.01714.99
7.0.140.0120.00915.34
7.0.130.0240.01215.35
7.0.120.0090.02115.49
7.0.110.0380.01415.33
7.0.100.0200.01215.39
7.0.90.0330.00815.13
7.0.80.0160.01615.45
7.0.70.0190.01315.42
7.0.60.0100.03317.72
7.0.50.0090.05016.67
7.0.40.0070.03017.85
7.0.30.0120.04017.81
7.0.20.0230.03417.83
7.0.10.0070.02717.89
7.0.00.0030.03017.85
5.6.400.0080.01615.61
5.6.390.0240.01216.15
5.6.380.0210.01416.03
5.6.370.0220.02016.10
5.6.360.0220.01216.06
5.6.350.0220.01915.95
5.6.340.0200.01615.78
5.6.330.0220.01316.14
5.6.320.0090.01816.09
5.6.310.0110.01516.02
5.6.300.0070.01715.98
5.6.290.0200.01015.87
5.6.280.0080.04118.61
5.6.270.0080.02015.85
5.6.260.0240.01215.84
5.6.250.0130.01316.06
5.6.240.0200.01015.83
5.6.230.0160.01315.98
5.6.220.0200.01215.95
5.6.210.0120.04418.23
5.6.200.0180.04317.16
5.6.190.0130.03918.38
5.6.180.0210.04118.26
5.6.170.0200.04518.37
5.6.160.0100.04918.39
5.6.150.0120.04417.32
5.6.140.0120.04317.22
5.6.130.0110.02517.16
5.6.120.0110.04618.53
5.6.110.0170.04118.61
5.6.100.0080.04018.50
5.6.90.0050.03318.51
5.6.80.0070.02718.19
5.6.70.0130.00915.82
5.6.60.0200.01415.98
5.6.50.0200.00915.82
5.6.40.0120.01815.83
5.6.30.0180.01215.91
5.6.20.0160.01615.83
5.6.10.0230.01515.73
5.6.00.0140.02315.82
5.5.380.0230.00816.04
5.5.370.0150.01515.75
5.5.360.0100.01415.96
5.5.350.0190.04118.16
5.5.340.0150.04217.03
5.5.330.0110.04918.05
5.5.320.0120.04618.29
5.5.310.0190.02818.34
5.5.300.0070.02917.08
5.5.290.0050.04617.05
5.5.280.0030.03218.40
5.5.270.0100.02918.53
5.5.260.0040.03018.58
5.5.250.0100.04718.36
5.5.240.0100.03818.15
5.5.230.0110.01115.78
5.5.220.0100.01715.76
5.5.210.0220.00915.98
5.5.200.0150.01815.70
5.5.190.0210.01115.71
5.5.180.0220.01015.97
5.5.170.0200.01415.70
5.5.160.0200.00915.91
5.5.150.0160.01316.13
5.5.140.0140.01415.81
5.5.130.0070.02115.96
5.5.120.0220.01015.66
5.5.110.0070.01615.91
5.5.100.0120.00915.83
5.5.90.0060.02315.79
5.5.80.0120.02015.86
5.5.70.0200.01215.80
5.5.60.0240.01215.87
5.5.50.0170.01315.97
5.5.40.0180.01215.90
5.5.30.0230.00715.74
5.5.20.0170.01415.93
5.5.10.0140.01915.73
5.5.00.0120.02115.61

preferences:
38.69 ms | 401 KiB | 5 Q