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), $str2); if ($str3 == $str1) { 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)
8.3.60.0120.00918.44
8.3.50.0140.00716.55
8.3.40.0150.00618.70
8.3.30.0150.00318.71
8.3.20.0040.00420.25
8.3.10.0040.00421.66
8.3.00.0040.00420.35
8.2.180.0040.01116.75
8.2.170.0090.00922.96
8.2.160.0040.01220.47
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00317.50
8.2.110.0100.00022.31
8.2.100.0090.00317.63
8.2.90.0070.00019.17
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00618.03
8.2.50.0000.00818.07
8.2.40.0040.00419.38
8.2.30.0030.00520.50
8.2.20.0030.00617.69
8.2.10.0050.00218.12
8.2.00.0000.00818.18
8.1.280.0140.00025.92
8.1.270.0070.00423.78
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00221.94
8.1.230.0120.00017.42
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0030.00518.65
8.1.160.0000.00722.04
8.1.150.0030.00518.96
8.1.140.0050.00317.60
8.1.130.0000.00717.76
8.1.120.0040.00417.43
8.1.110.0040.00417.55
8.1.100.0040.00417.47
8.1.90.0030.00517.53
8.1.80.0000.00717.45
8.1.70.0030.00317.45
8.1.60.0000.00717.65
8.1.50.0040.00417.63
8.1.40.0050.00317.41
8.1.30.0000.00817.68
8.1.20.0040.00417.65
8.1.10.0040.00417.60
8.1.00.0000.00717.55
8.0.300.0040.00418.77
8.0.290.0030.00516.75
8.0.280.0030.00318.45
8.0.270.0040.00417.32
8.0.260.0030.00617.31
8.0.250.0070.00016.86
8.0.240.0030.00316.97
8.0.230.0100.00017.00
8.0.220.0030.00316.89
8.0.210.0040.00416.96
8.0.200.0000.00616.89
8.0.190.0040.00416.90
8.0.180.0000.00816.98
8.0.170.0000.00716.82
8.0.160.0000.00816.88
8.0.150.0000.00816.81
8.0.140.0040.00416.75
8.0.130.0070.00013.33
8.0.120.0000.00917.01
8.0.110.0060.00316.95
8.0.100.0070.00316.95
8.0.90.0030.00617.02
8.0.80.0070.01017.02
8.0.70.0040.00416.87
8.0.60.0030.00617.03
8.0.50.0060.00316.90
8.0.30.0070.01417.39
8.0.20.0170.00717.41
8.0.10.0080.00017.14
8.0.00.0120.00816.96
7.4.330.0030.00315.08
7.4.320.0000.00616.57
7.4.300.0060.00016.58
7.4.290.0030.00316.58
7.4.280.0000.00816.57
7.4.270.0070.00016.57
7.4.260.0040.00416.69
7.4.250.0030.00616.75
7.4.240.0010.00716.72
7.4.230.0050.00316.73
7.4.220.0060.01316.72
7.4.210.0030.01716.70
7.4.200.0050.00316.51
7.4.160.0070.01116.74
7.4.150.0120.00917.40
7.4.140.0050.01717.86
7.4.130.0080.01516.64
7.4.120.0060.01616.76
7.4.110.0030.01616.49
7.4.100.0160.01016.72
7.4.90.0060.01516.86
7.4.80.0130.01319.39
7.4.70.0150.01116.55
7.4.60.0150.00816.41
7.4.50.0100.00816.38
7.4.40.0130.00816.61
7.4.30.0140.01116.38
7.4.20.0080.01316.36
7.4.10.0060.01416.48
7.4.00.0060.01215.99
7.3.330.0000.00513.02
7.3.320.0020.00213.02
7.3.310.0000.00816.49
7.3.300.0030.00516.27
7.3.290.0120.00416.42
7.3.280.0080.01316.46
7.3.270.0040.01517.40
7.3.260.0130.01016.55
7.3.250.0100.00916.59
7.3.240.0060.01516.39
7.3.230.0100.01316.39
7.3.210.0150.00316.47
7.3.200.0100.01016.52
7.3.190.0140.01116.22
7.3.180.0100.01016.38
7.3.170.0090.01516.60
7.3.160.0130.00716.39
7.3.150.0160.00316.49
7.3.140.0100.01016.49
7.3.130.0150.00516.39
7.3.120.0060.01616.23
7.3.110.0110.01116.53
7.3.100.0150.00616.29
7.3.90.0130.01016.39
7.3.80.0060.01816.22
7.3.70.0210.00616.38
7.3.60.0030.02016.38
7.3.50.0080.01616.29
7.3.40.0130.00816.22
7.3.30.0090.01216.39
7.3.20.0060.01916.46
7.3.10.0110.00416.37
7.3.00.1540.01116.54
7.2.330.0030.01616.88
7.2.320.0080.01116.71
7.2.310.0120.00816.59
7.2.300.0100.01016.71
7.2.290.0040.01516.83
7.2.280.0080.01116.71
7.2.270.0130.00716.61
7.2.260.0080.01116.61
7.2.250.0080.01216.25
7.2.240.0080.01116.40
7.2.230.0120.00916.24
7.2.220.0190.00816.43
7.2.210.0160.00816.36
7.2.200.0170.00816.49
7.2.190.0070.01516.27
7.2.180.0150.00916.62
7.2.170.0160.01116.36
7.2.160.0080.01316.54
7.2.150.0110.01116.66
7.2.140.0140.01116.64
7.2.130.0110.00716.75
7.2.120.0110.01116.85
7.2.110.0100.01016.66
7.2.100.0120.00716.79
7.2.90.0040.01216.74
7.2.80.0100.00716.80
7.2.70.0100.01016.73
7.2.60.0090.01216.94
7.2.50.0040.01916.69
7.2.40.0090.01116.83
7.2.30.0110.01016.81
7.2.20.0090.00716.60
7.2.10.0100.01116.70
7.2.00.0050.01417.61
7.1.330.0280.00315.84
7.1.320.0270.00915.73
7.1.310.0250.01315.82
7.1.300.0420.00315.82
7.1.290.0250.01215.68
7.1.280.0160.02215.65
7.1.270.0180.01315.77
7.1.260.0190.01615.91
7.1.250.0110.01315.83
7.1.240.0250.00915.69
7.1.230.0220.01015.65
7.1.220.0180.01515.65
7.1.210.0300.00615.63
7.1.200.0150.00715.67
7.1.190.0140.01915.51
7.1.180.0200.01215.75
7.1.170.0200.01115.68
7.1.160.0250.01315.75
7.1.150.0250.00615.57
7.1.140.0220.00715.64
7.1.130.1800.01215.74
7.1.120.0260.00915.71
7.1.110.0200.01015.78
7.1.100.0140.01016.89
7.1.90.0160.01315.72
7.1.80.0190.01315.85
7.1.70.0130.00716.40
7.1.60.0570.01017.42
7.1.50.0130.01816.46
7.1.40.0220.00815.75
7.1.30.0210.00815.85
7.1.20.0260.00615.65
7.1.10.0170.01115.53
7.1.00.0100.04519.25
7.0.330.0240.00915.47
7.0.320.0090.02415.39
7.0.310.0210.01315.38
7.0.300.0480.00915.24
7.0.290.0160.01215.16
7.0.280.0200.01015.34
7.0.270.0190.01515.41
7.0.260.0190.01015.53
7.0.250.0170.01215.54
7.0.240.0200.01415.46
7.0.230.0250.00715.29
7.0.220.0260.00415.60
7.0.210.0230.00815.52
7.0.200.0110.01016.01
7.0.190.0210.00915.60
7.0.180.0280.00915.40
7.0.170.0090.01815.48
7.0.160.0190.01015.48
7.0.150.0290.00015.62
7.0.140.0270.00015.57
7.0.130.0210.00915.56
7.0.120.0140.01715.23
7.0.110.0230.01015.42
7.0.100.0350.03317.71
7.0.90.0090.02717.56
7.0.80.0090.02817.64
7.0.70.0930.02517.63
7.0.60.0110.03617.65
7.0.50.0100.03017.94
7.0.40.0160.02317.78
7.0.30.0150.02117.78
7.0.20.0160.02817.78
7.0.10.0350.02517.74
7.0.00.0110.02317.79
5.6.400.0270.01416.13
5.6.390.0230.01116.34
5.6.380.0190.01515.96
5.6.370.0180.01516.04
5.6.360.0170.01815.99
5.6.350.0240.00916.28
5.6.340.0240.01316.04
5.6.330.0240.01315.91
5.6.320.0200.01816.22
5.6.310.0190.01116.14
5.6.300.0060.02315.90
5.6.290.0150.01515.91
5.6.280.0090.04418.71
5.6.270.0160.01616.29
5.6.260.0200.01416.00
5.6.250.0160.02418.34
5.6.240.0180.02318.30
5.6.230.0110.03518.34
5.6.220.0120.02718.32
5.6.210.0130.02518.34
5.6.200.0180.02618.71
5.6.190.0110.02918.58
5.6.180.0160.03518.55
5.6.170.0060.03818.62
5.6.160.0100.02518.54
5.6.150.0130.02818.53
5.6.140.0110.02818.71
5.6.130.0100.02518.51
5.6.120.0110.03018.61
5.6.110.0130.02718.59
5.6.100.0120.02318.55
5.6.90.0120.02618.55
5.6.80.0140.02118.17
5.6.70.0090.02818.28
5.6.60.0170.02218.25
5.6.50.0130.02118.10
5.6.40.0140.04318.28
5.6.30.0110.03118.17
5.6.20.0120.04918.20
5.6.10.0130.02918.24
5.6.00.0140.04818.14
5.5.380.0090.03118.12
5.5.370.0090.02918.18
5.5.360.0130.02818.13
5.5.350.0120.02618.14
5.5.340.0120.03018.36
5.5.330.0090.03218.44
5.5.320.0120.04618.51
5.5.310.0140.02718.31
5.5.300.0120.02918.45
5.5.290.0150.02418.24
5.5.280.0120.02718.45
5.5.270.0090.02718.43
5.5.260.0100.02818.51
5.5.250.0130.02618.20
5.5.240.0130.02418.25
5.5.230.0130.02818.16
5.5.220.0090.02718.06
5.5.210.0110.02818.15
5.5.200.0080.04918.04
5.5.190.0160.03018.13
5.5.180.0150.04418.09
5.5.170.0240.00815.94
5.5.160.0100.04618.09
5.5.150.0130.04618.07
5.5.140.0140.03917.89
5.5.130.0110.04618.09
5.5.120.0150.04218.04
5.5.110.0140.03918.13
5.5.100.0140.03217.97
5.5.90.0090.04918.03
5.5.80.0170.04118.00
5.5.70.0130.04618.03
5.5.60.0100.04818.13
5.5.50.0140.03017.96
5.5.40.0180.03918.19
5.5.30.0160.03218.06
5.5.20.0140.04818.02
5.5.10.0150.04517.97
5.5.00.0120.04217.97
5.4.450.0120.02415.90
5.4.440.0110.02415.95
5.4.430.0070.02716.00
5.4.420.0080.02315.80
5.4.410.0140.01515.87
5.4.400.0110.02115.84
5.4.390.0120.02315.74
5.4.380.0100.02215.83
5.4.370.0090.04515.86
5.4.360.0040.03315.85
5.4.350.0110.04115.70
5.4.340.0100.04015.76
5.4.330.0130.01012.51
5.4.320.0080.04715.76
5.4.310.0170.01915.69
5.4.300.0120.04415.73
5.4.290.0110.04515.73
5.4.280.0120.03015.71
5.4.270.0140.03115.77
5.4.260.0140.03515.79
5.4.250.0100.03615.67
5.4.240.0060.02815.74
5.4.230.0120.04015.71
5.4.220.0060.02015.85
5.4.210.0130.02215.83
5.4.200.0180.03515.64
5.4.190.0110.03915.68
5.4.180.0090.03115.68
5.4.170.0140.04215.78
5.4.160.0210.03215.79
5.4.150.0060.02615.76
5.4.140.0090.02614.40
5.4.130.0130.01914.51
5.4.120.0110.02714.50
5.4.110.0100.04114.42
5.4.100.0110.04214.47
5.4.90.0110.04114.58
5.4.80.0150.03714.48
5.4.70.0090.04314.49
5.4.60.0090.03814.51
5.4.50.0140.03814.51
5.4.40.0120.03714.48
5.4.30.0080.04714.46
5.4.20.0090.04314.49
5.4.10.0110.03714.53
5.4.00.0130.03714.16

preferences:
41.09 ms | 401 KiB | 5 Q