3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo bin2hex("my utf8 string áéíóú"), "\n", bin2hex(iconv("UTF-8", "Windows-1252", "my utf8 string áéíóú"));

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)
8.3.60.0030.01218.54
8.3.50.0240.00621.19
8.3.40.0090.00618.85
8.3.30.0110.00718.72
8.3.20.0050.00220.22
8.3.10.0080.00021.73
8.3.00.0000.00819.64
8.2.180.0120.00618.54
8.2.170.0100.00522.96
8.2.160.0130.00720.25
8.2.150.0000.00825.66
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00421.07
8.2.110.0030.00622.13
8.2.100.0040.00817.63
8.2.90.0000.00719.22
8.2.80.0060.00317.97
8.2.70.0000.00817.63
8.2.60.0000.00818.04
8.2.50.0070.00718.07
8.2.40.0000.00819.23
8.2.30.0030.00619.69
8.2.20.0050.00217.66
8.2.10.0000.00717.98
8.2.00.0050.00317.79
8.1.280.0110.01125.92
8.1.270.0000.00820.22
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0090.01322.52
8.1.230.0100.00317.42
8.1.220.0040.00417.74
8.1.210.0100.00018.77
8.1.200.0100.00017.13
8.1.190.0090.00017.10
8.1.180.0080.00018.10
8.1.170.0050.00318.65
8.1.160.0000.00821.95
8.1.150.0070.00018.80
8.1.140.0090.00017.19
8.1.130.0040.00417.60
8.1.120.0040.00417.37
8.1.110.0040.00417.27
8.1.100.0030.00617.36
8.1.90.0040.00417.32
8.1.80.0030.00617.30
8.1.70.0070.00017.38
8.1.60.0040.00417.33
8.1.50.0030.00517.33
8.1.40.0050.00517.29
8.1.30.0030.00517.42
8.1.20.0030.00517.43
8.1.10.0030.00617.44
8.1.00.0040.00417.26
8.0.300.0050.00218.77
8.0.290.0040.00416.75
8.0.280.0030.00418.24
8.0.270.0070.00017.19
8.0.260.0060.00017.17
8.0.250.0000.00716.94
8.0.240.0000.00916.81
8.0.230.0000.00716.86
8.0.220.0060.00016.69
8.0.210.0050.00316.77
8.0.200.0000.00816.89
8.0.190.0080.00016.82
8.0.180.0040.00416.85
8.0.170.0070.00016.88
8.0.160.0040.00316.83
8.0.150.0030.00516.81
8.0.140.0000.00716.68
8.0.130.0030.00313.27
8.0.120.0000.00916.79
8.0.110.0060.00317.00
8.0.100.0030.00616.95
8.0.90.0030.00616.74
8.0.80.0100.00616.91
8.0.70.0000.00816.70
8.0.60.0030.00616.96
8.0.50.0030.00616.70
8.0.30.0050.01617.08
8.0.20.0080.01317.40
8.0.10.0030.00517.02
8.0.00.0120.00916.84
7.4.330.0020.00215.08
7.4.320.0030.00316.36
7.4.300.0030.00316.46
7.4.290.0080.00316.38
7.4.280.0070.00316.37
7.4.270.0070.00016.38
7.4.260.0000.00716.39
7.4.250.0000.00816.50
7.4.240.0050.00416.55
7.4.230.0040.00416.43
7.4.220.0100.01016.57
7.4.210.0120.00316.52
7.4.200.0040.00416.52
7.4.150.0070.01417.40
7.4.140.0110.00917.86
7.4.130.0140.00516.55
7.4.120.0080.01116.59
7.4.110.0170.00316.72
7.4.100.0070.01616.41
7.4.90.0030.01916.64
7.4.80.0070.01419.39
7.4.70.0030.01616.37
7.4.60.0120.00816.21
7.4.50.0050.00616.34
7.4.40.0050.01616.20
7.4.30.0090.01116.21
7.4.20.0060.01416.16
7.4.10.0120.00615.92
7.4.00.0130.00515.55
7.3.330.0000.00513.23
7.3.320.0030.00313.10
7.3.310.0000.00916.33
7.3.300.0040.00416.25
7.3.290.0000.00816.14
7.3.280.0070.01216.27
7.3.270.0120.01617.40
7.3.260.0080.01116.40
7.3.250.0100.01116.34
7.3.240.0120.00616.46
7.3.230.0090.00916.63
7.3.210.0040.01416.17
7.3.200.0170.00016.53
7.3.190.0240.00816.45
7.3.180.0090.00916.41
7.3.170.0060.01916.21
7.3.160.0060.01616.30
7.3.150.0130.00516.26
7.3.140.0100.01016.26
7.3.130.0090.01216.26
7.3.120.0110.00815.56
7.3.110.0090.00915.34
7.3.100.0030.01515.54
7.3.90.0050.01115.31
7.3.80.0020.01515.65
7.3.70.0100.01215.60
7.3.60.0090.01215.53
7.3.50.0080.01215.58
7.3.40.0090.00815.57
7.3.30.0070.01015.45
7.3.20.0100.01016.47
7.3.10.0100.01016.51
7.3.00.0050.01116.57
7.2.330.0070.01316.44
7.2.320.0150.01216.81
7.2.310.0090.01116.44
7.2.300.0110.01216.34
7.2.290.0090.01316.62
7.2.280.0030.01716.30
7.2.270.0100.01016.34
7.2.260.0090.00916.31
7.2.250.0010.01615.78
7.2.240.0090.01015.76
7.2.230.0100.01015.78
7.2.220.0030.01415.57
7.2.210.0040.01615.86
7.2.200.0050.01415.94
7.2.190.0120.00915.64
7.2.180.0130.00815.82
7.2.170.0070.01515.67
7.2.160.0180.00516.21
7.2.150.0130.01316.44
7.2.140.0130.01616.41
7.2.130.0070.01416.29
7.2.120.0100.01016.54
7.2.110.0140.00316.55
7.2.100.0080.01116.63
7.2.90.0430.00316.15
7.2.80.0140.00816.34
7.2.70.0120.00916.36
7.2.60.0090.00916.46
7.2.50.0140.00916.28
7.2.40.0250.00416.37
7.2.30.1090.01316.30
7.2.20.0080.01416.27
7.2.10.0220.00016.16
7.2.00.0050.01217.73
7.1.330.0160.01015.71
7.1.320.0140.00715.62
7.1.310.0710.00915.73
7.1.300.0140.01115.76
7.1.290.0150.01215.79
7.1.280.0140.01115.65
7.1.270.0130.01015.68
7.1.260.0130.01215.68
7.1.250.0180.00915.53
7.1.240.0180.00915.50
7.1.230.0180.01015.45
7.1.220.0280.00015.59
7.1.210.0320.00815.61
7.1.200.0120.00915.69
7.1.190.0220.00715.62
7.1.180.0210.01115.54
7.1.170.0180.01115.38
7.1.160.0200.01015.52
7.1.150.0160.02015.59
7.1.140.0170.01215.40
7.1.130.0220.00815.56
7.1.120.0220.01415.50
7.1.110.0290.00515.64
7.1.100.0110.01116.79
7.1.90.0180.00915.67
7.1.80.0210.01215.58
7.1.70.0160.00516.30
7.1.60.0140.01517.33
7.1.50.0190.00925.26
7.1.40.0230.01315.55
7.1.30.0210.01115.56
7.1.20.0230.00915.63
7.1.10.0190.01015.68
7.1.00.0170.04019.08
7.0.330.0170.00815.11
7.0.320.0190.01015.40
7.0.310.0230.00515.30
7.0.300.0190.00915.35
7.0.290.0110.01815.27
7.0.280.0180.01515.20
7.0.270.0210.00715.40
7.0.260.0240.00415.08
7.0.250.1340.01215.33
7.0.240.0280.00015.43
7.0.230.0140.01415.29
7.0.220.0230.00615.37
7.0.210.0230.01015.46
7.0.200.0190.00516.07
7.0.190.0240.00715.40
7.0.180.0210.01215.15
7.0.170.0250.00415.42
7.0.160.0220.00915.30
7.0.150.0170.01015.29
7.0.140.2340.00615.34
7.0.130.0210.00815.38
7.0.120.0160.01515.20
7.0.110.0160.01215.23
7.0.100.0160.01315.11
7.0.90.0190.01015.37
7.0.80.0180.01415.36
7.0.70.0140.01715.27
7.0.60.0080.04717.67
7.0.50.0180.02916.62
7.0.40.0140.02917.90
7.0.30.0350.03517.76
7.0.20.0250.03817.74
7.0.10.0150.04917.73
7.0.00.0160.02517.66
5.6.400.0220.00915.82
5.6.390.0160.01216.13
5.6.380.0250.00415.93
5.6.370.0150.01615.82
5.6.360.0220.00815.75
5.6.350.0200.01716.03
5.6.340.0180.01216.00
5.6.330.0150.01515.98
5.6.320.0250.00515.96
5.6.310.0240.00716.01
5.6.300.0190.01216.09
5.6.290.0130.01615.76
5.6.280.0160.02618.57
5.6.270.0140.01816.05
5.6.260.0180.01815.83
5.6.250.0170.01715.83
5.6.240.0190.01115.91
5.6.230.0260.00615.79
5.6.220.0210.01116.04
5.6.210.0190.03718.24
5.6.200.0180.04617.10
5.6.190.0120.04918.20
5.6.180.1850.03018.30
5.6.170.0220.04618.29
5.6.160.0110.05118.26
5.6.150.0160.04517.01
5.6.140.0140.04717.13
5.6.130.0190.03217.15
5.6.120.0170.04718.58
5.6.110.0110.02918.49
5.6.100.0100.04418.48
5.6.90.0150.04118.41
5.6.80.0040.04518.10
5.6.70.2260.02618.11
5.6.60.0200.00915.87
5.6.50.0230.00815.79
5.6.40.0150.01515.74
5.6.30.0180.01216.14
5.6.20.0100.01915.70
5.6.10.0120.02215.83
5.6.00.0140.01815.88
5.5.380.0170.01415.61
5.5.370.0150.01515.90
5.5.360.0150.01516.08
5.5.350.0120.02418.11
5.5.340.0120.04116.93
5.5.330.0120.04318.04
5.5.320.0210.03418.03
5.5.310.0180.04118.25
5.5.300.0130.04817.13
5.5.290.0150.03217.10
5.5.280.0080.03218.30
5.5.270.0210.04418.38
5.5.260.0120.05018.54
5.5.250.0130.02418.32
5.5.240.0130.04818.06
5.5.230.0210.00715.99
5.5.220.0190.00915.57
5.5.210.0180.01815.79
5.5.200.0220.01115.71
5.5.190.0240.00715.94
5.5.180.0100.02015.90
5.5.170.0170.01415.84
5.5.160.0230.00815.82
5.5.150.0140.01715.76
5.5.140.0110.02115.88
5.5.130.0190.01115.68
5.5.120.0170.02015.80
5.5.110.0160.02315.85
5.5.100.0140.01416.00
5.5.90.0190.01015.79
5.5.80.0180.01815.56
5.5.70.0220.00615.95
5.5.60.0100.02115.63
5.5.50.0150.01515.74
5.5.40.0130.01615.77
5.5.30.0220.01315.69
5.5.20.0140.01515.76
5.5.10.0240.01215.75
5.5.00.0130.01615.64
5.4.450.0440.03316.11
5.4.440.0520.02816.10
5.4.430.0120.03216.03
5.4.420.0390.03916.12
5.4.410.0430.03415.99
5.4.400.0400.02515.89
5.4.390.0460.03215.87
5.4.380.0470.03015.81
5.4.370.0330.03415.90
5.4.360.0170.02816.01
5.4.350.0300.02915.96
5.4.340.0340.03515.96
5.4.330.0130.01012.43
5.4.320.0260.03515.95
5.4.310.0150.02715.87
5.4.300.0440.03015.72
5.4.290.0310.03715.70
5.4.280.0350.03615.79
5.4.270.0390.03415.86
5.4.260.0390.03415.85
5.4.250.0390.03915.88
5.4.240.0420.03915.65
5.4.230.0490.04015.93
5.4.220.0420.03515.85
5.4.210.0480.03315.91
5.4.200.0470.03515.78
5.4.190.0480.03415.73
5.4.180.0440.04015.61
5.4.170.0430.03415.83
5.4.160.0540.02315.95
5.4.150.0440.03415.75
5.4.140.0490.02514.37
5.4.130.0550.02514.60
5.4.120.0430.02814.53
5.4.110.0410.02514.68
5.4.100.0420.02314.57
5.4.90.0410.03014.49
5.4.80.0360.03114.65
5.4.70.0140.03114.46
5.4.60.0180.04214.54
5.4.50.0090.04414.47
5.4.40.0120.02714.44
5.4.30.0100.02514.53
5.4.20.0200.02614.58
5.4.10.0120.01312.44
5.4.00.0060.01312.39

preferences:
68.17 ms | 401 KiB | 5 Q