3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_substitute_character((int)61); var_dump(mb_convert_encoding("a bad angle bracket \xC0\xBC here", "UTF-8", "UTF-8"));

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)
8.3.60.0120.00316.48
8.3.50.0210.00422.10
8.3.40.0070.00718.80
8.3.30.0080.00618.79
8.3.20.0050.00220.27
8.3.10.0080.00023.56
8.3.00.0080.00019.25
8.2.180.0070.00718.27
8.2.170.0100.00322.96
8.2.160.0100.01020.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00526.16
8.2.120.0000.00822.08
8.2.110.0050.00522.27
8.2.100.0120.00017.78
8.2.90.0060.00317.47
8.2.80.0080.00017.97
8.2.70.0070.00317.50
8.2.60.0030.00617.78
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0040.00417.97
8.2.20.0030.00617.52
8.2.10.0070.00317.83
8.2.00.0050.00517.67
8.1.280.0090.00525.92
8.1.270.0030.00523.92
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00722.47
8.1.230.0110.00021.10
8.1.220.0000.00717.74
8.1.210.0000.00918.77
8.1.200.0030.00617.23
8.1.190.0040.00417.22
8.1.180.0030.00718.10
8.1.170.0060.00318.46
8.1.160.0040.00421.88
8.1.150.0070.00018.62
8.1.140.0040.00417.38
8.1.130.0070.00017.75
8.1.120.0000.00717.40
8.1.110.0040.00417.28
8.1.100.0040.00417.36
8.1.90.0000.00717.28
8.1.80.0080.00017.30
8.1.70.0040.00417.30
8.1.60.0000.00817.54
8.1.50.0000.00917.36
8.1.40.0000.00817.45
8.1.30.0000.00917.39
8.1.20.0040.00417.57
8.1.10.0000.00717.46
8.1.00.0000.00817.34
8.0.300.0040.00419.93
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0000.00717.09
8.0.260.0000.00617.06
8.0.250.0070.00016.84
8.0.240.0060.00016.91
8.0.230.0000.00716.92
8.0.220.0000.00716.75
8.0.210.0040.00416.75
8.0.200.0070.00016.95
8.0.190.0000.00816.95
8.0.180.0040.00416.91
8.0.170.0030.00516.87
8.0.160.0030.00516.85
8.0.150.0060.00716.89
8.0.140.0000.00716.73
8.0.130.0030.00313.30
8.0.120.0000.00716.82
8.0.110.0040.00416.95
8.0.100.0070.00016.94
8.0.90.0040.00416.90
8.0.80.0090.00616.87
8.0.70.0040.00416.88
8.0.60.0000.00716.76
8.0.50.0050.00316.73
8.0.30.0110.00817.03
8.0.20.0110.00817.40
8.0.10.0070.00016.88
8.0.00.0140.00616.65
7.4.330.0030.00315.00
7.4.320.0000.00816.53
7.4.300.0060.00016.42
7.4.290.0030.00316.53
7.4.280.0080.00016.41
7.4.270.0030.00316.44
7.4.260.0030.00316.50
7.4.250.0000.00716.54
7.4.240.0030.00316.45
7.4.230.0000.00716.52
7.4.220.0100.00716.37
7.4.210.0070.01016.47
7.4.200.0070.00016.63
7.4.190.0000.00816.66
7.4.160.0080.01116.48
7.4.150.0130.00717.40
7.4.140.0100.00817.86
7.4.130.0100.00716.52
7.4.120.0130.00416.32
7.4.110.0070.01016.32
7.4.100.0070.01016.43
7.4.90.0140.00316.29
7.4.80.0110.00719.39
7.4.70.0060.00916.54
7.4.60.0130.00316.25
7.4.50.0080.00016.14
7.4.40.0090.00522.77
7.4.30.0160.00616.30
7.4.00.0070.01115.14
7.3.330.0060.00013.00
7.3.320.0050.00013.02
7.3.310.0070.00016.19
7.3.300.0040.00416.27
7.3.290.0030.01016.24
7.3.280.0120.00616.25
7.3.270.0070.01117.40
7.3.260.0080.00816.14
7.3.250.0130.00616.19
7.3.240.0140.00316.40
7.3.230.0130.00716.39
7.3.210.0100.01116.36
7.3.200.0060.01619.39
7.3.190.0100.00716.41
7.3.180.0120.00316.06
7.3.170.0120.00916.32
7.3.160.0060.01016.16
7.3.120.0110.00714.77
7.2.330.0130.01016.58
7.2.320.0150.00316.60
7.2.310.0130.00316.59
7.2.300.0100.00616.43
7.2.290.0130.00316.39
7.2.110.0060.00916.49
7.2.100.0070.01016.43
7.2.90.0060.00616.67
7.2.80.0060.00916.53
7.2.70.0200.01017.01
7.2.60.0030.01016.65
7.2.50.0060.00616.82
7.2.40.0030.00916.82
7.2.30.0110.00416.90
7.2.20.0040.01117.03
7.2.10.0040.01116.88
7.2.00.0140.00618.01
7.1.230.0030.00915.86
7.1.220.0130.00015.71
7.1.210.0070.00715.52
7.1.200.0120.00315.80
7.1.190.0030.01215.81
7.1.180.0060.00615.84
7.1.170.0050.00515.71
7.1.160.0080.00315.62
7.1.150.0000.01015.36
7.1.140.0040.00715.88
7.1.130.0060.00315.72
7.1.120.0080.00415.55
7.1.110.0060.00615.64
7.1.100.0030.00716.86
7.1.90.0070.00715.78
7.1.80.0100.00215.47
7.1.70.0090.00516.38
7.1.60.0070.00916.53
7.1.50.0110.01016.51
7.1.40.0150.01316.03
7.1.30.0130.00315.82
7.1.20.0080.00815.96
7.1.10.0090.00315.73
7.1.00.0050.04219.01
7.0.310.0040.00715.14
7.0.300.0030.00715.35
7.0.290.0030.00615.34
7.0.280.0030.01015.41
7.0.270.0090.00315.45
7.0.260.0090.00315.45
7.0.250.0050.00515.36
7.0.240.0040.00715.48
7.0.230.0050.00515.43
7.0.220.0130.00615.45
7.0.210.0070.00715.34
7.0.200.0060.00815.94
7.0.190.0060.00515.30
7.0.180.0000.00915.42
7.0.170.0070.00415.41
7.0.160.0040.00815.16
7.0.150.0040.00815.53
7.0.140.0130.03318.74
7.0.130.0040.01115.22
7.0.120.0000.01415.27
7.0.110.0040.00815.20
7.0.100.0040.00815.30
7.0.90.0070.00715.39
7.0.80.0120.00315.31
7.0.70.0040.00815.43
7.0.60.0100.03117.67
7.0.50.0070.03616.66
7.0.40.0050.05116.79
7.0.30.0170.04116.86
7.0.20.0230.04016.73
7.0.10.0090.04416.73
7.0.00.0130.04016.65
5.6.380.0100.00313.93
5.6.370.0110.01114.36
5.6.360.0130.00613.95
5.6.350.0140.00314.06
5.6.340.0140.01414.24
5.6.330.0160.00514.09
5.6.320.0050.01614.01
5.6.310.0220.00614.36
5.6.300.0210.00014.26
5.6.290.0140.00714.33
5.6.280.0110.04017.68
5.6.270.0240.00314.12
5.6.260.0180.00714.01
5.6.250.0150.01214.17
5.6.240.0140.00714.16
5.6.230.0170.00713.99
5.6.220.0070.01414.30
5.6.210.0080.04617.31
5.6.200.0160.04116.29
5.6.190.0150.04017.31
5.6.180.0220.02417.29
5.6.170.0240.02717.25
5.6.160.0090.04917.21
5.6.150.0090.04216.06
5.6.140.0070.02816.11
5.6.130.0100.02716.02
5.6.120.0070.03817.63
5.6.110.0110.03617.53
5.6.100.0150.04317.54
5.6.90.0150.02517.70
5.6.80.0120.03417.21
5.6.70.0050.01614.20
5.6.60.0150.00614.25
5.6.50.0130.00714.08
5.6.40.0130.01014.16
5.6.30.0220.00013.82
5.6.20.0150.00913.90
5.6.10.0130.01114.20
5.6.00.0150.01013.92
5.5.380.0100.00710.59
5.5.370.0090.00610.97
5.5.360.0110.00411.13
5.5.350.0130.03615.82
5.5.340.0090.04514.55
5.5.330.0080.03115.39
5.5.320.0190.02915.62
5.5.310.0170.04115.64
5.5.300.0130.03414.51
5.5.290.0080.02314.51
5.5.280.0110.03515.89
5.5.270.0100.04315.80
5.5.260.0070.03915.88
5.5.250.0120.04115.74
5.5.240.1770.02515.73
5.5.230.0120.00410.81
5.5.220.0090.00610.85
5.5.210.0110.00410.92
5.5.200.0070.00710.83
5.5.190.0140.00010.95
5.5.180.0120.00510.61
5.5.170.0080.01413.98
5.5.160.0070.00710.94
5.5.150.0100.00510.67
5.5.140.0040.01210.46
5.5.130.0080.00810.96
5.5.120.0130.00310.77
5.5.110.0090.00110.69
5.5.100.0080.00810.81
5.5.90.0080.00810.68
5.5.80.0080.00811.05
5.5.70.0000.01510.82
5.5.60.0070.01011.07
5.5.50.0060.01110.86
5.5.40.0150.00010.89
5.5.30.0140.00010.90
5.5.20.0120.00610.74
5.5.10.0110.00610.84
5.5.00.0100.00310.90
5.4.450.0310.03115.38
5.4.440.0490.03415.09
5.4.430.0120.02814.94
5.4.420.0130.02515.23
5.4.410.0100.03015.23
5.4.400.0090.02914.90
5.4.390.0160.02214.97
5.4.380.0170.03314.83
5.4.370.0340.02214.81
5.4.360.0210.03014.73
5.4.350.0170.03114.61
5.4.340.0190.03114.67
5.4.330.0080.00410.94
5.4.320.0060.02311.67
5.4.310.0120.02011.58
5.4.300.0090.02011.49
5.4.290.0070.02511.67
5.4.280.0100.01911.42
5.4.270.0090.02211.57
5.4.260.0120.04211.61
5.4.250.0080.02211.49
5.4.240.0120.02011.60
5.4.230.0080.02211.54
5.4.220.0110.03011.52
5.4.210.0110.02811.64
5.4.200.0100.02811.48
5.4.190.0070.03011.60
5.4.180.0100.02811.54
5.4.170.0130.02511.47
5.4.160.0080.02511.58
5.4.150.0090.02211.59
5.4.140.0120.02411.43
5.4.130.0100.02411.28
5.4.120.0070.02811.32
5.4.110.0120.02611.37
5.4.100.0120.03711.40
5.4.90.0110.02311.38
5.4.80.0110.02311.33
5.4.70.0100.02511.39
5.4.60.0080.02111.45
5.4.50.0110.01911.45
5.4.40.0070.02411.33
5.4.30.0110.02211.29
5.4.20.0130.01911.44
5.4.10.0090.02011.42
5.4.00.0070.02111.08
5.3.290.0060.02211.52
5.3.280.0070.02411.51
5.3.270.0110.02111.62
5.3.260.0090.02211.61
5.3.250.0090.02711.61
5.3.240.0130.02811.37
5.3.230.0120.02511.54
5.3.220.0100.03511.38
5.3.210.0140.02611.49
5.3.200.0120.02811.55
5.3.190.0100.02511.49
5.3.180.0060.03211.53
5.3.170.0100.02311.55
5.3.160.0100.03611.46
5.3.150.0100.03911.59
5.3.140.0110.02911.41
5.3.130.0110.03111.42
5.3.120.0110.02411.52
5.3.110.0080.02311.41
5.3.100.0080.02211.26
5.3.90.0100.02711.18
5.3.80.0100.01810.99
5.3.70.0080.02211.16
5.3.60.0090.02111.14
5.3.50.0090.02910.99
5.3.40.0070.02410.98
5.3.30.0070.02311.09
5.3.20.0030.02510.96
5.3.10.0110.02210.78
5.3.00.0070.02510.93
5.2.170.0070.0189.39
5.2.160.0090.0179.32
5.2.150.0070.0189.37
5.2.140.0080.0189.31
5.2.130.0070.0209.28
5.2.120.0080.0159.35
5.2.110.0070.0249.34
5.2.100.0080.0169.21
5.2.90.0090.0209.14
5.2.80.0070.0189.23
5.2.70.0080.0299.26
5.2.60.0080.0199.21
5.2.50.0050.0209.27
5.2.40.0080.0159.16
5.2.30.0050.0199.17
5.2.20.0100.0169.14
5.2.10.0100.0149.13
5.2.00.0050.0208.94
5.1.60.0060.0158.33
5.1.50.0020.0188.29
5.1.40.0040.0178.25
5.1.30.0080.0148.52
5.1.20.0040.0178.57
5.1.10.0060.0168.42
5.1.00.0080.0178.34
5.0.50.0050.0137.20
5.0.40.0060.0157.03
5.0.30.0060.0206.86
5.0.20.0040.0136.93
5.0.10.0070.0096.84
5.0.00.0030.0206.82
4.4.90.0040.0106.10
4.4.80.0020.0136.09
4.4.70.0050.0096.09
4.4.60.0050.0126.09
4.4.50.0040.0106.10
4.4.40.0030.0186.07
4.4.30.0040.0136.09
4.4.20.0020.0166.13
4.4.10.0040.0106.14
4.4.00.0030.0176.09
4.3.110.0070.0096.05
4.3.100.0060.0096.04
4.3.90.0070.0126.03
4.3.80.0070.0256.01
4.3.70.0060.0146.03
4.3.60.0040.0176.03
4.3.50.0060.0146.03
4.3.40.0040.0195.98
4.3.30.0030.0135.35
4.3.20.0040.0135.34
4.3.10.0020.0165.32
4.3.00.0080.0148.02

preferences:
32.64 ms | 401 KiB | 5 Q