3v4l.org

run code in 300+ PHP versions simultaneously
<?php $striing = mb_convert_encoding ( "Le’Xpress" , "ISO-8859-1"); $striing = mb_convert_encoding ( "Le'Xpress 18/8 Stainless Steel Teapot 2 litre (70oz) Twelve Cup" , "ISO-8859-1"); echo json_encode($striing);

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)
8.3.60.0060.00918.39
8.3.50.0110.00921.93
8.3.40.0040.01118.63
8.3.30.0110.00418.82
8.3.20.0060.00320.16
8.3.10.0040.00421.78
8.3.00.0040.00419.25
8.2.180.0100.00718.53
8.2.170.0110.00422.96
8.2.160.0040.01420.65
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.46
8.2.110.0030.00619.49
8.2.100.0080.00418.03
8.2.90.0050.00319.11
8.2.80.0060.00317.97
8.2.70.0050.00517.63
8.2.60.0050.00318.05
8.2.50.0000.00918.10
8.2.40.0040.00419.95
8.2.30.0040.00418.11
8.2.20.0040.00417.86
8.2.10.0040.00418.05
8.2.00.0030.00517.91
8.1.280.0040.01825.92
8.1.270.0080.00020.73
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00022.66
8.1.230.0030.00717.77
8.1.220.0040.00417.74
8.1.210.0110.00518.77
8.1.200.0000.00917.48
8.1.190.0000.00817.60
8.1.180.0000.00818.10
8.1.170.0030.00620.53
8.1.160.0040.00422.12
8.1.150.0000.00719.02
8.1.140.0040.00417.57
8.1.130.0070.00017.98
8.1.120.0000.00717.54
8.1.110.0080.00017.46
8.1.100.0000.00717.44
8.1.90.0030.00317.58
8.1.80.0030.00317.59
8.1.70.0070.00017.52
8.1.60.0060.00317.60
8.1.50.0000.00817.68
8.1.40.0030.00517.65
8.1.30.0060.00317.82
8.1.20.0000.00717.73
8.1.10.0000.00717.72
8.1.00.0000.00817.55
8.0.300.0000.01018.77
8.0.290.0100.00016.75
8.0.280.0000.00718.56
8.0.270.0040.00417.42
8.0.260.0000.00617.33
8.0.250.0060.00017.03
8.0.240.0070.00016.94
8.0.230.0000.00716.89
8.0.220.0070.00017.00
8.0.210.0000.00716.96
8.0.200.0000.00616.98
8.0.190.0040.00417.00
8.0.180.0040.00416.95
8.0.170.0050.00216.97
8.0.160.0030.00316.90
8.0.150.0000.00716.86
8.0.140.0030.00316.82
8.0.130.0000.00513.32
8.0.120.0040.00416.86
8.0.110.0000.00716.97
8.0.100.0040.00416.76
8.0.90.0000.00816.77
8.0.80.0090.00616.89
8.0.70.0000.00717.00
8.0.60.0040.00416.76
8.0.50.0050.00216.81
8.0.30.0110.00917.30
8.0.20.0120.00717.40
8.0.10.0040.00417.02
8.0.00.0100.00816.98
7.4.330.0030.00315.03
7.4.320.0060.00016.55
7.4.300.0030.00316.70
7.4.290.0040.00416.63
7.4.280.0050.00316.60
7.4.270.0070.00016.54
7.4.260.0070.00016.55
7.4.250.0040.00416.64
7.4.240.0030.00416.58
7.4.230.0000.00716.68
7.4.220.0060.01216.64
7.4.210.0020.01416.58
7.4.200.0000.00716.54
7.4.160.0130.00316.59
7.4.150.0100.00717.40
7.4.140.0120.00717.86
7.4.130.0090.01016.49
7.4.120.0110.00616.49
7.4.110.0170.00316.55
7.4.100.0150.00916.50
7.4.90.0060.01016.63
7.4.80.0120.00919.39
7.4.70.0030.01316.77
7.4.60.0100.00716.42
7.4.50.0050.00316.29
7.4.40.0100.00916.51
7.4.30.0070.01016.58
7.4.00.0060.01114.96
7.3.330.0030.00313.13
7.3.320.0110.00513.20
7.3.310.0030.00316.10
7.3.300.0000.00616.09
7.3.290.0000.00716.27
7.3.280.0050.00816.24
7.3.270.0130.00917.40
7.3.260.0100.00616.29
7.3.250.0090.00916.32
7.3.240.0110.00516.60
7.3.230.0110.00616.52
7.3.210.0100.00616.56
7.3.200.0090.01219.39
7.3.190.0040.01216.38
7.3.180.0130.00316.32
7.3.170.0150.00616.59
7.3.160.0000.01916.67
7.2.330.0170.00016.77
7.2.320.0060.01216.82
7.2.310.0060.01216.71
7.2.300.0130.00916.63
7.2.290.0120.00616.52
7.2.60.0030.01016.75
7.2.00.0040.01519.38
7.1.200.0130.00315.76
7.1.100.0030.00918.16
7.1.70.0040.00417.14
7.1.60.0140.01119.50
7.1.50.0100.01316.95
7.1.00.0100.06722.45
7.0.200.0080.00815.13
7.0.140.0000.07721.96
7.0.80.0070.07019.93
7.0.70.0200.07319.91
7.0.60.0130.07019.88
7.0.50.0130.06020.14
7.0.40.0100.07320.03
7.0.30.0100.07720.09
7.0.20.0030.06320.10
7.0.10.0070.04320.10
7.0.00.0030.04320.03
5.6.280.0070.06720.90
5.6.230.0100.04720.70
5.6.220.0100.06720.58
5.6.210.0070.06020.65
5.6.200.0100.06720.95
5.6.190.0030.04721.08
5.6.180.0130.09021.00
5.6.170.0130.07720.95
5.6.160.0130.07721.03
5.6.150.0130.06021.02
5.6.140.0070.04321.04
5.6.130.0070.09021.05
5.6.120.0100.08021.10
5.6.110.0000.05321.00
5.6.100.0130.08321.08
5.6.90.0100.07321.02
5.6.80.0100.06320.40
5.6.70.0100.07320.41
5.6.60.0000.04320.47
5.6.50.0070.03720.39
5.6.40.0000.04720.43
5.6.30.0000.08320.36
5.6.20.0100.04020.37
5.6.10.0100.07720.26
5.6.00.0030.03720.43
5.5.370.0130.03720.41
5.5.360.0030.08020.49
5.5.350.0170.05320.41
5.5.340.0100.06320.89
5.5.330.0100.06020.89
5.5.320.0100.05020.91
5.5.310.0100.08020.77
5.5.300.0230.05020.89
5.5.290.0170.05720.63
5.5.280.0170.07720.85
5.5.270.0200.07020.91
5.5.260.0100.08020.76
5.5.250.0030.04320.64
5.5.240.0100.08320.26
5.5.230.0170.07020.20
5.5.220.0100.06320.17
5.5.210.0000.05320.21
5.5.200.0130.03720.12
5.5.190.0070.03720.23
5.5.180.0170.05320.17
5.5.160.0130.06320.21
5.5.150.0000.05320.11
5.5.140.0070.07720.10
5.5.130.0070.08020.14
5.5.120.0130.07020.21
5.5.110.0170.07320.11
5.5.100.0100.07020.08
5.5.90.0100.07019.93
5.5.80.0070.07320.04
5.5.70.0070.05720.01
5.5.60.0070.06320.02
5.5.50.0030.08020.13
5.5.40.0100.07320.04
5.5.30.0170.06720.08
5.5.20.0030.08320.07
5.5.10.0000.05020.05
5.5.00.0130.04320.12
5.4.450.0130.04319.35
5.4.440.0070.04719.45
5.4.430.0170.08019.14
5.4.420.0100.06319.30
5.4.410.0100.07319.22
5.4.400.0070.08319.13
5.4.390.0130.06319.12
5.4.380.0000.04719.05
5.4.370.0030.04318.79
5.4.360.0030.07019.23
5.4.350.0070.07019.04
5.4.340.0100.03018.97
5.4.320.0030.04718.90
5.4.310.0070.05019.05
5.4.300.0030.07319.04
5.4.290.0000.05018.81
5.4.280.0100.05318.97
5.4.270.0100.07319.14
5.4.260.0030.04719.05
5.4.250.0000.08019.11
5.4.240.0030.07018.89
5.4.230.0070.06319.04
5.4.220.0030.08318.80
5.4.210.0100.06319.22
5.4.200.0130.07018.99
5.4.190.0070.07719.09
5.4.180.0100.05719.02
5.4.170.0100.05719.01
5.4.160.0030.07318.92
5.4.150.0100.07319.07
5.4.140.0030.07316.24
5.4.130.0070.05016.22
5.4.120.0070.07716.32
5.4.110.0100.03716.23
5.4.100.0100.07716.21
5.4.90.0070.07016.18
5.4.80.0100.06716.43
5.4.70.0070.06016.30
5.4.60.0030.04016.18
5.4.50.0030.07316.37
5.4.40.0100.07316.26
5.4.30.0170.06016.23
5.4.20.0030.05316.30
5.4.10.0100.07016.20
5.4.00.0000.07015.76
5.3.290.0070.07314.49
5.3.280.0100.07314.53
5.3.270.0030.05014.46
5.3.260.0030.08014.59
5.3.250.0130.03714.50
5.3.240.0070.07714.56
5.3.230.0170.04714.58
5.3.220.0030.07014.57
5.3.210.0070.06314.42
5.3.200.0130.07014.52
5.3.190.0130.07714.41
5.3.180.0070.06014.57
5.3.170.0130.03714.53
5.3.160.0070.03314.41
5.3.150.0030.08014.55
5.3.140.0000.05714.54
5.3.130.0100.07014.38
5.3.120.0070.07714.49
5.3.110.0130.06014.50
5.3.100.0070.04313.96
5.3.90.0030.07313.98
5.3.80.0030.04013.98
5.3.70.0100.06713.77
5.3.60.0070.06713.96
5.3.50.0030.08013.90
5.3.40.0070.07013.70
5.3.30.0000.08013.85
5.3.20.0070.06713.67
5.3.10.0070.07013.66
5.3.00.0030.04713.64
5.2.170.0170.03313.34
5.2.160.0130.05313.34
5.2.150.0100.03713.34
5.2.140.0000.07013.34
5.2.130.0030.04313.34
5.2.120.0100.05713.34
5.2.110.0000.06313.34
5.2.100.0030.06313.34
5.2.90.0000.03313.34
5.2.80.0030.03313.34
5.2.70.0070.05013.34
5.2.60.0030.05013.34
5.2.50.0070.06313.34
5.2.40.0000.04313.34
5.2.30.0070.02713.34
5.2.20.0030.05713.34
5.2.10.0030.05013.34
5.2.00.0030.03713.34
5.1.60.0030.04013.34
5.1.50.0000.04313.34
5.1.40.0130.03313.34
5.1.30.0070.05313.34
5.1.20.0030.05713.34
5.1.10.0000.05713.34
5.1.00.0000.03313.34
5.0.50.0000.04713.34
5.0.40.0000.03013.34
5.0.30.0030.03313.34
5.0.20.0070.02713.34
5.0.10.0030.03013.34
5.0.00.0030.02713.34
4.4.90.0070.03313.34
4.4.80.0070.02713.34
4.4.70.0000.02713.34
4.4.60.0000.02313.34
4.4.50.0030.01313.34
4.4.40.0030.05313.34
4.4.30.0030.03713.34
4.4.20.0030.03713.34
4.4.10.0030.03313.34
4.4.00.0030.04313.34
4.3.110.0100.01313.34
4.3.100.0030.01313.34
4.3.90.0030.01313.34
4.3.80.0000.02713.34
4.3.70.0030.02013.34
4.3.60.0030.01013.34
4.3.50.0030.01313.34
4.3.40.0030.02013.34
4.3.30.0030.01713.34
4.3.20.0000.01713.34
4.3.10.0030.02013.34
4.3.00.0000.01313.34

preferences:
35.06 ms | 401 KiB | 5 Q