3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c = 'WINDOWS-1252'; iconv($c, $c, '');

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)
8.3.40.0120.00318.72
8.3.30.0000.01418.64
8.3.20.0080.00022.08
8.3.10.0030.00521.77
8.3.00.0100.00017.59
8.2.170.0120.00322.96
8.2.160.0070.00722.26
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00017.50
8.2.110.0060.00622.11
8.2.100.0100.00317.80
8.2.90.0070.00019.09
8.2.80.0060.00317.97
8.2.70.0000.00817.63
8.2.60.0050.00317.91
8.2.50.0000.00818.07
8.2.40.0050.00319.27
8.2.30.0040.00420.62
8.2.20.0000.00717.51
8.2.10.0070.00017.86
8.2.00.0040.00417.90
8.1.270.0030.00623.73
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0050.00522.52
8.1.230.0110.00017.66
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0000.01317.10
8.1.190.0050.00317.00
8.1.180.0000.00818.10
8.1.170.0000.00818.95
8.1.160.0000.00721.85
8.1.150.0050.00518.83
8.1.140.0060.00319.57
8.1.130.0030.00317.73
8.1.120.0030.00417.38
8.1.110.0070.00017.29
8.1.100.0070.00017.27
8.1.90.0000.00717.37
8.1.80.0000.00817.27
8.1.70.0030.00517.41
8.1.60.0060.00317.46
8.1.50.0040.00417.34
8.1.40.0000.00817.33
8.1.30.0000.00817.42
8.1.20.0050.00217.58
8.1.10.0000.00717.35
8.1.00.0040.00417.32
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.25
8.0.270.0000.00717.19
8.0.260.0000.00617.10
8.0.250.0080.00016.89
8.0.240.0030.00316.96
8.0.230.0030.00316.92
8.0.220.0030.00316.85
8.0.210.0030.00316.81
8.0.200.0000.00616.91
8.0.190.0040.00416.84
8.0.180.0030.00616.96
8.0.170.0000.00716.82
8.0.160.0000.00716.78
8.0.150.0000.00716.93
8.0.140.0030.00316.87
8.0.130.0050.00313.39
8.0.120.0030.00616.97
8.0.110.0110.00016.94
8.0.100.0040.00416.98
8.0.90.0000.00817.05
8.0.80.0090.00916.86
8.0.70.0030.00616.85
8.0.60.0060.00316.98
8.0.50.0060.00316.80
8.0.30.0080.01217.23
8.0.20.0090.01417.40
8.0.10.0030.00617.14
8.0.00.0100.00916.77
7.4.330.0020.00215.08
7.4.320.0060.00016.38
7.4.300.0000.00616.48
7.4.290.0030.00316.59
7.4.280.0000.00816.44
7.4.270.0030.00316.45
7.4.260.0040.00416.51
7.4.250.0030.00616.59
7.4.240.0060.00316.65
7.4.230.0090.00016.70
7.4.220.0060.01416.67
7.4.210.0070.01416.72
7.4.200.0030.00516.75
7.4.160.0090.00916.45
7.4.150.0090.01217.40
7.4.140.0160.00817.86
7.4.130.0090.01216.64
7.4.120.0150.01016.48
7.4.110.0170.00316.64
7.4.100.0090.01216.58
7.4.90.0120.00916.62
7.4.80.0190.00719.39
7.4.70.0130.00816.45
7.4.60.0100.01116.33
7.4.50.0070.01016.29
7.4.40.0080.01316.48
7.4.30.0130.00616.20
7.4.20.0060.01216.21
7.4.10.0160.00416.20
7.4.00.0040.01315.36
7.3.330.0050.00013.19
7.3.320.0000.00513.00
7.3.310.0050.00316.36
7.3.300.0080.00016.33
7.3.290.0000.00816.32
7.3.280.0110.01016.26
7.3.270.0160.00317.40
7.3.260.0040.01616.30
7.3.240.0110.01616.62
7.3.230.0160.01016.43
7.3.210.0070.01716.34
7.3.200.0090.00916.29
7.3.190.0110.01116.20
7.3.180.0120.01016.50
7.3.170.0080.01116.32
7.3.160.0120.00716.33
7.3.150.0040.01516.38
7.3.140.0140.01116.13
7.3.130.0130.00616.29
7.3.120.0140.00615.65
7.3.110.0060.01215.56
7.3.100.0030.01415.67
7.3.90.0090.01315.59
7.3.80.0070.01015.62
7.3.70.0100.01415.50
7.3.60.0060.01415.40
7.3.50.0070.01415.54
7.3.40.0120.00615.63
7.3.30.0080.01315.43
7.3.20.0110.00916.51
7.3.10.0020.01516.53
7.3.00.0040.01616.43
7.2.330.0030.01616.61
7.2.320.0030.02016.61
7.2.310.0110.01116.43
7.2.300.0150.00816.57
7.2.290.0080.01116.63
7.2.280.0170.00616.51
7.2.270.0080.01116.20
7.2.260.0030.01416.21
7.2.250.0080.01315.74
7.2.240.0080.01315.68
7.2.230.0080.01315.55
7.2.220.0130.01015.68
7.2.210.0070.01215.63
7.2.200.0100.00615.75
7.2.190.0080.01215.56
7.2.180.0110.01015.63
7.2.170.0090.01215.62
7.2.160.0190.00616.45
7.2.150.0090.01716.32
7.2.140.0090.01316.58
7.2.130.0060.01616.36
7.2.120.0150.00916.48
7.2.110.0080.01716.45
7.2.100.0110.01816.52
7.2.90.0090.01216.38
7.2.80.0080.00816.58
7.2.70.0090.01116.48
7.2.60.0080.00816.60
7.2.50.0080.01416.39
7.2.40.0220.00616.34
7.2.30.0160.00316.37
7.2.20.0060.01916.59
7.2.10.0130.00716.64
7.2.00.0050.01317.78
7.1.330.0170.00915.87
7.1.320.0200.00515.79
7.1.310.0100.01415.68
7.1.300.0140.01015.71
7.1.290.0150.00815.80
7.1.280.0110.01315.70
7.1.270.0130.01215.66
7.1.260.0160.00715.71
7.1.250.0230.01215.58
7.1.240.0170.01415.63
7.1.230.0180.01815.64
7.1.220.0260.00715.61
7.1.210.0250.00915.62
7.1.200.0140.01015.72
7.1.190.0240.00715.61
7.1.180.0240.00715.60
7.1.170.0150.01515.59
7.1.160.0180.01215.45
7.1.150.0220.00615.51
7.1.140.0160.01715.59
7.1.130.0200.01215.50
7.1.120.0280.00315.67
7.1.110.0440.00615.61
7.1.100.0160.00616.90
7.1.90.0190.01115.65
7.1.80.0210.00915.76
7.1.70.0080.01616.45
7.1.60.0190.01217.49
7.1.50.0180.00616.35
7.1.40.0200.01215.71
7.1.30.0170.01515.50
7.1.20.0180.01515.63
7.1.10.0220.01015.61
7.1.00.0120.04419.02
7.0.330.0320.01215.22
7.0.320.0320.01815.33
7.0.310.0160.01715.16
7.0.300.0290.00315.38
7.0.290.0330.01315.30
7.0.280.0210.00915.23
7.0.270.0250.01115.24
7.0.260.0140.02215.59
7.0.250.0190.00815.36
7.0.240.0180.01815.30
7.0.230.0160.01215.40
7.0.220.0220.00515.54
7.0.210.0330.01315.55
7.0.200.0150.01115.18
7.0.190.0140.01615.30
7.0.180.0230.01315.52
7.0.170.0200.01015.41
7.0.160.0190.01015.35
7.0.150.0240.00415.33
7.0.140.0180.00915.33
7.0.130.0280.00015.36
7.0.120.0230.00415.45
7.0.110.0180.01415.40
7.0.100.0260.00615.39
7.0.90.0290.00015.21
7.0.80.0240.00815.21
7.0.70.0240.01315.34
7.0.60.0140.04817.64
7.0.50.0170.04616.68
7.0.40.0160.03617.87
7.0.30.0190.02817.76
7.0.20.0270.03917.69
7.0.10.0120.05017.82
7.0.00.0220.04317.77
5.6.400.0200.01415.77
5.6.390.0160.01315.83
5.6.380.0190.01415.84
5.6.370.0170.01716.17
5.6.360.0170.01316.10
5.6.350.0260.00315.95
5.6.340.0190.01116.16
5.6.330.0230.01015.71
5.6.320.0190.01916.13
5.6.310.0260.01015.77
5.6.300.0140.01715.93
5.6.290.0160.01616.07
5.6.280.0140.03718.45
5.6.270.0080.02415.86
5.6.260.0170.01315.89
5.6.250.0210.00915.96
5.6.240.0230.01315.94
5.6.230.0130.01915.91
5.6.220.0160.02016.03
5.6.210.0100.03218.27
5.6.200.0140.04517.08
5.6.190.0140.02818.15
5.6.180.2200.02218.36
5.6.170.0230.04718.29
5.6.160.0150.04618.19
5.6.150.0160.03717.17
5.6.140.0130.04717.09
5.6.130.0210.03817.00
5.6.120.0150.04818.49
5.6.110.0150.04418.56
5.6.100.0140.04218.66
5.6.90.0160.04818.55
5.6.80.0170.04018.19
5.6.70.0130.02215.80
5.6.60.0210.01415.80
5.6.50.0210.01115.91
5.6.40.0190.01115.87
5.6.30.0270.00315.95
5.6.20.0210.01115.77
5.6.10.0240.01015.85
5.6.00.0230.00715.86
5.5.380.0190.01515.77
5.5.370.0170.01715.72
5.5.360.0260.00615.83
5.5.350.0200.02418.00
5.5.340.0110.04516.99
5.5.330.0160.03218.25
5.5.320.0250.05118.13
5.5.310.0180.04518.15
5.5.300.0160.02616.96
5.5.290.0110.04716.94
5.5.280.0170.04818.40
5.5.270.0150.04918.37
5.5.260.0120.02918.45
5.5.250.0100.02718.19
5.5.240.0110.04417.98
5.5.230.0190.01115.68
5.5.220.0130.02015.84
5.5.210.0200.01015.98
5.5.200.0240.00615.93
5.5.190.0220.01415.62
5.5.180.0140.01715.83
5.5.170.0210.01215.82
5.5.160.0260.00515.61
5.5.150.0190.01315.86
5.5.140.0230.01615.75
5.5.130.0250.01315.95
5.5.120.0080.02515.75
5.5.110.0190.01615.67
5.5.100.0220.01615.79
5.5.90.0250.01015.60
5.5.80.0180.02115.77
5.5.70.0310.00615.57
5.5.60.0210.01515.51
5.5.50.0250.01315.74
5.5.40.0180.01815.73
5.5.30.0220.01115.86
5.5.20.0250.00815.80
5.5.10.0190.01215.68
5.5.00.0160.00815.54
5.4.450.0190.03416.20
5.4.440.0160.03616.07
5.4.430.0220.03415.91
5.4.420.0380.03816.04
5.4.410.0410.03616.02
5.4.400.0230.02415.72
5.4.390.0120.03515.81
5.4.380.0170.03615.80
5.4.370.0200.02915.87
5.4.360.0190.04415.84
5.4.350.0200.03215.93
5.4.340.0460.03815.97
5.4.330.0190.00512.32
5.4.320.0440.03315.74
5.4.310.0400.03315.85
5.4.300.0470.03515.60
5.4.290.0480.03115.73
5.4.280.0170.04015.86
5.4.270.0180.03415.95
5.4.260.0190.03415.95
5.4.250.0240.03215.68
5.4.240.0230.04015.71
5.4.230.0230.03415.79
5.4.220.0400.03615.91
5.4.210.0470.03415.71
5.4.200.0090.04015.89
5.4.190.0420.04015.54
5.4.180.0480.03315.76
5.4.170.0360.03015.96
5.4.160.0540.02815.72
5.4.150.0290.03515.82
5.4.140.0230.03114.43
5.4.130.0080.03714.36
5.4.120.0060.03614.45
5.4.110.0190.03314.36
5.4.100.0170.02814.55
5.4.90.0150.02814.61
5.4.80.0130.03114.60
5.4.70.0150.02814.32
5.4.60.0100.03214.63
5.4.50.0170.02314.51
5.4.40.0140.02814.49
5.4.30.0140.03014.55
5.4.20.0210.03014.55
5.4.10.0160.03214.42
5.4.00.0310.02714.17

preferences:
53.49 ms | 400 KiB | 5 Q