3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str1 = "Jeanâ€Paul"; $str2 = "Jean-Paul"; $str3 = iconv(mb_detect_encoding($str2), mb_detect_encoding($str1), $str1); if ($str3 == $str2) { echo "equal"; } else { echo "different"; }

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)
8.3.60.0110.01118.52
8.3.50.0220.00821.03
8.3.40.0120.00318.48
8.3.30.0070.00718.71
8.3.20.0070.00020.14
8.3.10.0080.00021.90
8.3.00.0030.00520.16
8.2.180.0120.00916.63
8.2.170.0150.00422.96
8.2.160.0100.00620.45
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00017.75
8.2.110.0030.00619.40
8.2.100.0090.00317.75
8.2.90.0060.00319.25
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0050.00318.03
8.2.50.0030.00518.07
8.2.40.0080.00019.12
8.2.30.0000.00720.57
8.2.20.0070.00017.75
8.2.10.0040.00418.25
8.2.00.0040.00418.23
8.1.280.0070.00725.92
8.1.270.0030.00623.97
8.1.260.0040.00426.35
8.1.250.0030.00728.09
8.1.240.0000.00822.80
8.1.230.0040.00817.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0060.00317.35
8.1.180.0000.00718.10
8.1.170.0000.00818.57
8.1.160.0050.00322.04
8.1.150.0000.00718.91
8.1.140.0030.00517.43
8.1.130.0030.00317.64
8.1.120.0030.00317.54
8.1.110.0040.00417.51
8.1.100.0000.00717.54
8.1.90.0070.00017.54
8.1.80.0000.00717.50
8.1.70.0070.00017.51
8.1.60.0050.00217.54
8.1.50.0000.00817.45
8.1.40.0030.00517.50
8.1.30.0040.00417.70
8.1.20.0000.00817.68
8.1.10.0040.00417.45
8.1.00.0000.00817.48
8.0.300.0070.00018.77
8.0.290.0000.00716.88
8.0.280.0030.00318.41
8.0.270.0030.00317.23
8.0.260.0080.00017.32
8.0.250.0040.00417.10
8.0.240.0040.00416.97
8.0.230.0030.00616.94
8.0.220.0000.00717.08
8.0.210.0040.00416.89
8.0.200.0000.00716.97
8.0.190.0090.00016.96
8.0.180.0030.00516.93
8.0.170.0000.00817.02
8.0.160.0000.00717.09
8.0.150.0070.00016.95
8.0.140.0050.00316.98
8.0.130.0050.00013.32
8.0.120.0050.00517.15
8.0.110.0000.00917.15
8.0.100.0030.00617.11
8.0.90.0060.00317.16
8.0.80.0000.01817.15
8.0.70.0100.00017.04
8.0.60.0030.00617.06
8.0.50.0030.00617.20
8.0.30.0090.00917.24
8.0.20.0120.00917.45
8.0.10.0060.00317.20
8.0.00.0110.01116.95
7.4.330.0000.00515.08
7.4.320.0030.00316.52
7.4.300.0000.00616.63
7.4.290.0030.00516.48
7.4.280.0040.00416.69
7.4.270.0030.00316.55
7.4.260.0030.00316.51
7.4.250.0000.00916.58
7.4.240.0030.00516.79
7.4.230.0000.00816.79
7.4.220.0140.00716.84
7.4.210.0100.00716.74
7.4.200.0000.00816.55
7.4.160.0050.01616.61
7.4.150.0100.01017.40
7.4.140.0150.01017.86
7.4.130.0120.01016.61
7.4.120.0090.01416.72
7.4.110.0150.00916.97
7.4.100.0160.00916.59
7.4.90.0140.00716.77
7.4.80.0080.01919.39
7.4.70.0130.01016.50
7.4.60.0100.01316.46
7.4.50.0060.01116.50
7.4.40.0100.01516.53
7.4.30.0180.00316.35
7.4.20.0170.00716.30
7.4.10.0100.01316.56
7.4.00.0070.01215.87
7.3.330.0050.00013.16
7.3.320.0000.00513.05
7.3.310.0030.00616.30
7.3.300.0030.00616.47
7.3.290.0070.01116.50
7.3.280.0100.01116.51
7.3.270.0070.01117.40
7.3.260.0100.01016.51
7.3.250.0090.01016.46
7.3.240.0100.01316.48
7.3.230.0120.00616.55
7.3.210.0030.01716.70
7.3.200.0070.01116.59
7.3.190.0100.01016.37
7.3.180.0070.01416.44
7.3.170.0060.01516.51
7.3.160.0110.01416.46
7.3.150.0160.00316.39
7.3.140.0140.00716.54
7.3.130.0060.01316.49
7.3.120.0170.00316.20
7.3.110.0130.00716.41
7.3.100.0090.01016.39
7.3.90.0060.01416.20
7.3.80.0080.01116.52
7.3.70.0160.00316.28
7.3.60.0140.00516.31
7.3.50.0140.01016.09
7.3.40.0110.01116.22
7.3.30.0030.01816.41
7.3.20.0090.01516.41
7.3.10.0060.01316.45
7.3.00.0130.00716.32
7.2.330.0140.00716.63
7.2.320.0130.01316.59
7.2.310.0120.00816.50
7.2.300.0090.01316.61
7.2.290.0090.01316.47
7.2.280.0060.01316.70
7.2.270.0060.01716.68
7.2.260.0130.00716.44
7.2.250.0140.00716.59
7.2.240.0040.01516.34
7.2.230.0060.01316.45
7.2.220.0160.00716.63
7.2.210.0100.01016.48
7.2.200.0150.00416.61
7.2.190.0140.00716.57
7.2.180.0150.00516.50
7.2.170.0070.01316.71
7.2.160.0170.00316.45
7.2.150.0070.01316.66
7.2.140.0080.01216.43
7.2.130.0090.00916.59
7.2.120.0110.01016.68
7.2.110.0070.01116.49
7.2.100.0310.01016.69
7.2.90.0130.00516.50
7.2.80.0160.00316.53
7.2.70.0030.01716.56
7.2.60.0040.01416.72
7.2.50.0100.01016.69
7.2.40.0090.01216.52
7.2.30.0100.01016.49
7.2.20.0070.01316.75
7.2.10.0070.01116.59
7.2.00.0200.00817.93
7.1.330.0220.00715.87
7.1.320.0200.01015.70
7.1.310.0120.01715.93
7.1.300.0290.00015.77
7.1.290.0170.01315.70
7.1.280.0200.01415.59
7.1.270.0300.01415.70
7.1.260.0220.00915.76
7.1.250.0160.01015.64
7.1.240.0160.01415.69
7.1.230.0210.00915.60
7.1.220.0230.00815.68
7.1.210.0160.02015.66
7.1.200.0080.01415.76
7.1.190.0230.00715.53
7.1.180.0190.01015.75
7.1.170.0210.00915.71
7.1.160.0190.01015.67
7.1.150.0230.00815.63
7.1.140.0530.00715.54
7.1.130.0070.01015.61
7.1.120.0060.01215.69
7.1.110.0100.00715.59
7.1.100.0180.01115.66
7.1.90.0160.02015.72
7.1.80.0240.00715.70
7.1.70.0110.01116.41
7.1.60.0170.00616.50
7.1.50.0140.00916.52
7.1.40.0300.01515.71
7.1.30.0270.00915.73
7.1.20.0260.00315.84
7.1.10.0430.01115.68
7.1.00.0090.04719.19
7.0.330.0150.01015.24
7.0.320.0230.00815.54
7.0.310.0200.00815.47
7.0.300.0210.00615.50
7.0.290.0200.01015.46
7.0.280.0190.01015.31
7.0.270.0090.00815.42
7.0.260.0090.00915.52
7.0.250.0070.01115.50
7.0.240.0200.01015.38
7.0.230.0180.01415.45
7.0.220.0260.00915.32
7.0.210.0210.01015.45
7.0.200.0140.00716.13
7.0.190.0200.00915.46
7.0.180.0220.01315.38
7.0.170.0190.01115.46
7.0.160.0200.00315.45
7.0.150.0170.01115.49
7.0.140.0140.01415.45
7.0.130.0200.00915.33
7.0.120.0250.00815.30
7.0.110.0160.01215.42
7.0.100.0200.01115.60
7.0.90.0200.01515.41
7.0.80.0200.01115.43
7.0.70.0110.01015.35
7.0.60.0150.04517.76
7.0.50.0070.04716.66
7.0.40.0070.05217.81
7.0.30.0210.03617.77
7.0.20.0220.04217.91
7.0.10.0110.03817.92
7.0.00.0140.02817.88
5.6.400.0210.01116.08
5.6.390.0260.00615.98
5.6.380.0120.01816.19
5.6.370.0170.01716.13
5.6.360.0220.01615.83
5.6.350.0140.01416.02
5.6.340.0230.00815.96
5.6.330.0070.01316.18
5.6.320.0030.01816.26
5.6.310.0130.01716.21
5.6.300.0180.01316.23
5.6.290.0180.01816.38
5.6.280.0110.04418.69
5.6.270.0200.01416.21
5.6.260.0150.01515.91
5.6.250.0180.01316.02
5.6.240.0160.01615.97
5.6.230.0220.01016.11
5.6.220.0110.02316.18
5.6.210.0080.03118.31
5.6.200.0160.02717.08
5.6.190.0100.04818.41
5.6.180.0090.03418.46
5.6.170.0190.02718.34
5.6.160.0090.05318.34
5.6.150.0150.04217.18
5.6.140.0070.03017.21
5.6.130.0160.02817.18
5.6.120.0170.03518.69
5.6.110.0200.03218.46
5.6.100.0090.04618.51
5.6.90.0130.03718.67
5.6.80.0030.05418.18
5.6.70.0110.00916.04
5.6.60.0140.01516.03
5.6.50.0120.01615.89
5.6.40.0120.01715.98
5.6.30.0170.01716.17
5.6.20.0160.01415.91
5.6.10.0110.01916.15
5.6.00.0190.01415.92
5.5.380.0150.02115.91
5.5.370.0150.01615.83
5.5.360.0240.00916.05
5.5.350.2000.02018.09
5.5.340.0050.04816.98
5.5.330.0100.04918.27
5.5.320.0340.02318.27
5.5.310.0250.04418.24
5.5.300.0110.04817.02
5.5.290.0130.04217.06
5.5.280.0190.04218.40
5.5.270.0130.04918.51
5.5.260.0060.02718.57
5.5.250.0140.04618.28
5.5.240.0080.04518.07
5.5.230.0090.01215.74
5.5.220.0130.01615.85
5.5.210.0180.01415.85
5.5.200.0160.01415.64
5.5.190.0190.01915.99
5.5.180.0150.01915.89
5.5.170.0150.01515.95
5.5.160.0250.01115.89
5.5.150.0210.01215.83
5.5.140.0190.01615.80
5.5.130.0230.00915.87
5.5.120.0150.01915.87
5.5.110.0240.01115.63
5.5.100.0170.01715.86
5.5.90.0240.00915.71
5.5.80.0270.00715.86
5.5.70.0200.01615.87
5.5.60.0250.01015.56
5.5.50.0200.01615.76
5.5.40.0350.00315.85
5.5.30.0230.01315.63
5.5.20.0190.01215.93
5.5.10.0170.01415.86
5.5.00.0310.01015.78
5.4.450.0520.03316.05
5.4.440.0590.03015.82
5.4.430.0530.03516.15
5.4.420.0520.02815.85
5.4.410.0350.03315.93
5.4.400.0420.03215.81
5.4.390.0410.03215.83
5.4.380.0540.02915.80
5.4.370.0530.03215.79
5.4.360.0550.03215.98
5.4.350.0580.02715.86
5.4.340.0540.03415.89
5.4.330.0040.01812.37
5.4.320.0590.02615.85
5.4.310.0510.03115.84
5.4.300.0540.03115.92
5.4.290.0520.03415.80
5.4.280.0560.03115.88
5.4.270.0590.02815.85
5.4.260.0510.03515.96
5.4.250.0520.03515.68
5.4.240.0560.03315.81
5.4.230.0490.03515.71
5.4.220.0460.03815.87
5.4.210.0560.03315.78
5.4.200.0510.02715.73
5.4.190.0470.03115.66
5.4.180.0660.03315.64
5.4.170.0490.03215.77
5.4.160.0480.02815.79
5.4.150.0400.03415.64
5.4.140.0400.03114.50
5.4.130.0490.03214.50
5.4.120.0490.02914.36
5.4.110.0430.02914.59
5.4.100.0420.03214.38
5.4.90.0490.03314.62
5.4.80.0490.03614.39
5.4.70.0140.03114.37
5.4.60.0200.02514.50
5.4.50.0270.02514.49
5.4.40.0250.02814.44
5.4.30.0130.03714.59
5.4.20.0050.04414.49
5.4.10.0190.03314.45
5.4.00.0140.00712.41

preferences:
35.2 ms | 401 KiB | 5 Q