3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "\357\277\275\016\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275\357\277\275:\357\277\275\357\277\275\034\357\277\275\357\27"; $charset = mb_detect_encoding($str , "WINDOWS-1255,ASCII"); echo "detect $charset\n"; $str = mb_convert_encoding($str, "UTF-8", $charset); echo "convert %str\n";

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)
8.3.60.0090.00616.38
8.3.50.0150.00521.19
8.3.40.0150.00618.59
8.3.30.0080.00618.70
8.3.20.0040.00420.39
8.3.10.0000.00823.61
8.3.00.0060.00621.73
8.2.180.0140.00716.75
8.2.170.0170.00022.96
8.2.160.0100.00322.15
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00017.88
8.2.110.0060.00322.37
8.2.100.0130.00017.88
8.2.90.0050.00319.17
8.2.80.0040.00417.97
8.2.70.0030.00717.63
8.2.60.0090.00018.04
8.2.50.0090.00218.07
8.2.40.0040.00421.09
8.2.30.0040.00419.90
8.2.20.0000.00817.89
8.2.10.0070.00018.06
8.2.00.0000.00818.26
8.1.280.0060.00925.92
8.1.270.0080.00020.51
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0060.00324.15
8.1.230.0060.00617.48
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0030.00617.60
8.1.190.0050.00317.47
8.1.180.0000.00918.10
8.1.170.0000.00818.70
8.1.160.0040.00421.96
8.1.150.0050.00218.88
8.1.140.0000.00817.46
8.1.130.0040.00417.78
8.1.120.0000.00817.46
8.1.110.0070.00017.54
8.1.100.0000.00717.61
8.1.90.0030.00517.39
8.1.80.0040.00417.54
8.1.70.0000.00717.41
8.1.60.0090.00017.61
8.1.50.0100.00017.66
8.1.40.0000.00817.69
8.1.30.0030.00517.61
8.1.20.0030.00517.86
8.1.10.0070.00017.69
8.1.00.0030.00617.73
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0030.00318.46
8.0.270.0070.00017.28
8.0.260.0030.00317.18
8.0.250.0040.00417.04
8.0.240.0000.00617.05
8.0.230.0050.00517.06
8.0.220.0070.00016.93
8.0.210.0040.00416.97
8.0.200.0060.00016.92
8.0.190.0030.00717.09
8.0.180.0030.00517.00
8.0.170.0000.00716.88
8.0.160.0030.00316.98
8.0.150.0070.00016.80
8.0.140.0000.00716.91
8.0.130.0070.00013.43
8.0.120.0040.00416.97
8.0.110.0070.00017.03
8.0.100.0030.00516.81
8.0.90.0050.00316.86
8.0.80.0060.00916.88
8.0.70.0070.00016.84
8.0.60.0050.00316.96
8.0.50.0040.00416.74
8.0.30.0110.00617.13
8.0.20.0120.01117.40
8.0.10.0050.00317.16
8.0.00.0090.00816.70
7.4.330.0060.00015.22
7.4.320.0060.00016.68
7.4.300.0060.00016.49
7.4.290.0030.00316.57
7.4.280.0040.00416.51
7.4.270.0030.00316.54
7.4.260.0040.00416.66
7.4.250.0000.00716.61
7.4.240.0050.00216.61
7.4.230.0030.00316.67
7.4.220.0170.00016.59
7.4.210.0070.00816.64
7.4.200.0050.00316.66
7.4.160.0040.01216.54
7.4.150.0120.00917.40
7.4.140.0120.01217.86
7.4.130.0140.00416.62
7.4.120.0100.01016.63
7.4.110.0100.01016.67
7.4.100.0110.00716.71
7.4.90.0110.00716.57
7.4.80.0070.01819.39
7.4.70.0070.01016.63
7.4.60.0080.00816.61
7.4.50.0000.00816.45
7.4.40.0060.00916.50
7.4.30.0110.01216.48
7.4.00.0090.00315.06
7.3.330.0000.00813.33
7.3.320.0030.00313.34
7.3.310.0000.00716.46
7.3.300.0000.00616.39
7.3.290.0000.00716.46
7.3.280.0120.00516.41
7.3.270.0170.00817.40
7.3.260.0160.00316.57
7.3.250.0100.00716.40
7.3.240.0090.00916.54
7.3.230.0100.01316.40
7.3.210.0090.00816.53
7.3.200.0070.01016.50
7.3.190.0140.00616.36
7.3.180.0090.00616.48
7.3.170.0000.01516.63
7.3.160.0200.00316.44
7.2.330.0060.01216.76
7.2.320.0090.01516.58
7.2.310.0100.00716.62
7.2.300.0030.01316.81
7.2.290.0110.01116.57
7.2.60.0110.00416.91
7.2.00.0000.01119.25
7.1.200.0040.00815.89
7.1.100.0070.00717.89
7.1.70.0040.01117.19
7.1.60.0040.01117.09
7.1.50.0040.00716.72
7.1.40.0030.00916.83
7.1.30.0070.00416.56
7.1.20.0060.00616.89
7.1.10.0040.00816.88
7.1.00.0040.00417.01
7.0.200.0060.00316.91
7.0.190.0000.00716.73
7.0.180.0030.00616.56
7.0.170.0030.00516.56
7.0.160.0000.01316.56
7.0.150.0030.01416.56
7.0.140.0000.00816.56
7.0.130.0030.00816.56
7.0.120.0000.00816.56
7.0.110.0000.00916.56
7.0.100.0080.00416.56
7.0.90.0060.00616.56
7.0.80.0050.00916.56
7.0.70.0040.00916.56
7.0.60.0030.01316.56
7.0.50.0050.00516.70
7.0.40.0000.00816.56
7.0.30.0050.00516.56
7.0.20.0030.00516.56
7.0.10.0000.00716.56
7.0.00.0040.00416.56
5.6.300.0070.07820.81
5.6.290.0070.03720.95
5.6.280.0100.03820.80
5.6.270.0100.03920.90
5.6.260.0070.04021.00
5.6.250.0000.04421.06
5.6.240.0000.05020.86
5.6.230.0100.08020.86
5.6.220.0100.04221.00
5.6.210.0100.05321.04
5.6.200.0000.04520.93
5.6.190.0070.04620.92
5.6.180.0030.04620.82
5.6.170.0030.04021.02
5.6.160.0060.06821.01
5.6.150.0030.06820.75
5.6.140.0070.04020.96
5.6.130.0070.08021.00
5.6.120.0100.04121.01
5.6.110.0070.05321.03
5.6.100.0000.04520.77
5.6.90.0000.06620.81
5.6.80.0070.08020.20
5.6.70.0000.08320.38
5.6.60.0000.04820.41
5.6.50.0000.04320.13
5.6.40.0000.05020.11
5.6.30.0030.04220.13
5.6.20.0070.03920.10
5.6.10.0030.04220.20
5.6.00.0000.04520.16
5.5.380.0030.05517.48
5.5.370.0030.04217.43
5.5.360.0100.07417.49
5.5.350.0100.07817.50
5.5.340.0000.08118.11
5.5.330.0130.07317.96
5.5.320.0000.04517.86
5.5.310.0030.06418.05
5.5.300.0000.09618.02
5.5.290.0000.04518.03
5.5.280.0000.07617.96
5.5.270.0030.06517.70
5.5.260.0030.04018.09
5.5.250.0070.06017.84
5.5.240.0030.07517.22
5.5.230.0070.07617.43
5.5.220.0000.04417.33
5.5.210.0000.04317.33
5.5.200.0000.04017.35
5.5.190.0100.05217.38
5.5.180.0070.03717.34
5.5.160.0070.03417.31
5.5.150.0130.03617.31
5.5.140.0030.04017.28
5.5.130.0000.05317.31
5.5.120.0160.03317.20
5.5.110.0030.03917.37
5.5.100.0060.03517.28
5.5.90.0100.08117.21
5.5.80.0130.07617.18
5.5.70.0230.04017.08
5.5.60.0060.03917.34
5.5.50.0030.03717.10
5.5.40.0000.04117.22
5.5.30.0000.04017.25
5.5.20.0070.03617.27
5.5.10.0030.04617.23
5.5.00.0000.04517.16
5.4.450.0030.04119.30
5.4.440.0000.05219.38
5.4.430.0000.05519.19
5.4.420.0070.07119.38
5.4.410.0030.05819.16
5.4.400.0070.07218.96
5.4.390.0000.04418.97
5.4.380.0070.03618.96
5.4.370.0000.04119.04
5.4.360.0060.04218.85
5.4.350.0070.03418.99
5.4.340.0030.03818.98
5.4.320.0030.03918.96
5.4.310.0030.03818.91
5.4.300.0100.05219.04
5.4.290.0070.03619.05
5.4.280.0130.03319.04
5.4.270.0000.04018.90
5.4.260.0060.03519.13
5.4.250.0000.04518.90
5.4.240.0030.03918.96
5.4.230.0070.03318.84
5.4.220.0000.04118.89
5.4.210.0000.04119.13
5.4.200.0030.03619.15
5.4.190.0000.04318.89
5.4.180.0060.03519.14
5.4.170.0030.05819.00
5.4.160.0060.03518.83
5.4.150.0000.04118.96
5.4.140.0030.03416.56
5.4.130.0030.07316.56
5.4.120.0180.02816.56
5.4.110.0030.03916.67
5.4.100.0130.03316.56
5.4.90.0040.03616.56
5.4.80.0000.03916.56
5.4.70.0030.03716.56
5.4.60.0030.03816.56
5.4.50.0070.04416.56
5.4.40.0030.03316.56
5.4.30.0060.03416.62
5.4.20.0030.05216.57
5.4.10.0030.05516.61
5.4.00.0000.04316.56
5.3.290.0100.03116.56
5.3.280.0000.03916.56
5.3.270.0030.03916.56
5.3.260.0000.04416.56
5.3.250.0060.03216.56
5.3.240.0030.03516.56
5.3.230.0000.03916.56
5.3.220.0000.03816.56
5.3.210.0000.04416.56
5.3.200.0060.03116.56
5.3.190.0000.03716.56
5.3.180.0000.04116.56
5.3.170.0000.04216.56
5.3.160.0030.03816.56
5.3.150.0060.04116.56
5.3.140.0100.04116.56
5.3.130.0070.03216.56
5.3.120.0030.04616.56
5.3.110.0030.03716.56
5.3.100.0070.05116.56
5.3.90.0000.03916.56
5.3.80.0040.03616.56
5.3.70.0040.03916.56
5.3.60.0000.03816.56
5.3.50.0030.03316.56
5.3.40.0030.03816.56
5.3.30.0030.03916.56
5.3.20.0030.04116.56
5.3.10.0100.06416.56
5.3.00.0070.04916.56
5.2.170.0030.02816.56
5.2.160.0000.05716.56
5.2.150.0000.04416.56
5.2.140.0030.02916.56
5.2.130.0000.03016.56
5.2.120.0030.04616.56
5.2.110.0030.03016.56
5.2.100.0000.03316.56
5.2.90.0030.02916.56
5.2.80.0000.03216.56
5.2.70.0030.03216.56
5.2.60.0100.04816.56
5.2.50.0070.06316.56
5.2.40.0060.02616.56
5.2.30.0030.06216.56
5.2.20.0000.05516.56
5.2.10.0030.06016.56
5.2.00.0060.05516.56
5.1.60.0030.03316.56
5.1.50.0070.03016.56
5.1.40.0030.03016.56
5.1.30.0030.05916.56
5.1.20.0030.02716.56
5.1.10.0000.03016.56
5.1.00.0030.02516.56
5.0.50.0000.02316.56
5.0.40.0000.02216.56
5.0.30.0030.03616.56
5.0.20.0000.02216.56
5.0.10.0000.02216.56
5.0.00.0030.02916.56
4.4.90.0030.03316.56
4.4.80.0030.01716.56
4.4.70.0030.02816.56
4.4.60.0060.01316.56
4.4.50.0000.01916.56
4.4.40.0060.02216.56
4.4.30.0100.01316.56
4.4.20.0000.01916.56
4.4.10.0030.01416.56
4.4.00.0000.02616.56
4.3.110.0000.01816.56
4.3.100.0000.01716.56
4.3.90.0000.01716.56
4.3.80.0000.02716.56
4.3.70.0000.01816.56
4.3.60.0030.02916.56
4.3.50.0030.01416.56
4.3.40.0000.02716.56
4.3.30.0040.01516.56
4.3.20.0030.01516.56
4.3.10.0060.01116.56
4.3.00.0030.01616.56

preferences:
58.34 ms | 401 KiB | 5 Q