3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "&#xC9;"; //É $res = mb_strtolower(html_entity_decode($str,ENT_COMPAT|ENT_HTML401,'UTF-8'),'UTF-8' ); echo $res;

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)
8.1rc30.0040.00416.95
8.1rc20.0050.00316.93
8.1rc10.0000.00816.91
8.0.120.0000.00816.85
8.0.110.0030.00716.91
8.0.100.0050.00316.85
8.0.90.0030.00516.71
8.0.80.0040.01116.87
8.0.70.0080.00016.99
8.0.60.0000.00716.82
8.0.50.0000.00816.68
8.0.30.0110.01117.25
8.0.20.0110.00717.40
8.0.10.0030.00516.93
8.0.00.0080.01516.59
7.4.250.0000.00716.55
7.4.240.0030.00516.58
7.4.230.0030.00316.42
7.4.220.0110.00716.54
7.4.210.0070.00816.47
7.4.200.0040.00416.53
7.4.190.0070.00316.65
7.4.160.0040.01216.37
7.4.150.0060.01717.40
7.4.140.0180.00617.86
7.4.130.0100.00716.53
7.4.120.0080.00916.49
7.4.110.0100.00716.55
7.4.100.0070.01016.66
7.4.90.0110.01016.64
7.4.80.0030.01719.37
7.4.70.0080.00816.50
7.4.60.0070.01016.32
7.4.50.0000.00616.25
7.4.40.0060.01022.27
7.4.30.0060.01416.52
7.4.00.0050.01114.97
7.3.320.0000.00613.18
7.3.310.0070.00016.27
7.3.300.0030.00316.15
7.3.290.0060.00916.37
7.3.280.0080.00716.26
7.3.270.0120.00617.40
7.3.260.0030.01318.24
7.3.250.0270.01216.53
7.3.240.0100.00716.45
7.3.230.0070.01316.39
7.3.210.0030.01416.41
7.3.200.0070.01119.39
7.3.190.0160.00616.36
7.3.180.0040.01116.27
7.3.170.0070.01416.63
7.3.160.0080.00916.18
7.3.120.0110.00814.75
7.3.110.0060.01014.66
7.3.100.0080.00814.56
7.3.90.0020.01214.75
7.3.80.0090.00314.52
7.3.70.0070.00314.80
7.3.60.0090.00614.66
7.3.50.0040.01014.65
7.3.40.0070.00514.64
7.3.30.0050.00814.77
7.3.20.0070.00716.55
7.3.10.0050.00916.52
7.3.00.0040.00916.49
7.2.330.0030.01716.60
7.2.320.0100.00716.66
7.2.310.0070.01416.39
7.2.300.0100.00716.64
7.2.290.0040.01216.71
7.2.250.0100.00714.89
7.2.240.0020.01114.64
7.2.230.0030.01114.93
7.2.220.0060.00714.75
7.2.210.0070.00715.16
7.2.200.0060.00915.02
7.2.190.0040.00914.87
7.2.180.0110.00115.05
7.2.170.0060.00614.95
7.2.160.0020.01014.82
7.2.150.0060.00816.80
7.2.140.0060.00616.86
7.2.130.0040.00816.67
7.2.120.0070.00616.91
7.2.110.0070.00516.67
7.2.100.0050.00816.67
7.2.90.0040.00916.72
7.2.80.0050.00916.82
7.2.70.0030.01116.87
7.2.60.0050.00916.74
7.2.50.0040.00917.02
7.2.40.0080.00616.84
7.2.30.0080.00616.86
7.2.20.0030.01016.89
7.2.10.0020.01116.88
7.2.00.0060.01016.87
7.1.330.0040.01215.82
7.1.320.0060.00815.69
7.1.310.0040.00615.82
7.1.300.0050.00715.68
7.1.290.0030.00715.79
7.1.280.0070.00815.76
7.1.270.0070.00515.83
7.1.260.0060.00515.65
7.1.250.0040.00915.97
7.1.240.0060.00915.93
7.1.230.0110.00015.85
7.1.220.0060.00915.86
7.1.210.0070.01015.55
7.1.200.0080.00615.73
7.1.190.0060.00316.00
7.1.180.0000.01515.95
7.1.170.0030.00915.57
7.1.160.0060.00615.82
7.1.150.0030.01215.83
7.1.140.0060.00915.91
7.1.130.0030.00615.88
7.1.120.0030.01215.88
7.1.110.0040.01215.94
7.1.100.0030.00915.82
7.1.90.0040.00715.77
7.1.80.0070.00715.80
7.1.70.0060.00416.55
7.1.60.0040.01317.44
7.1.50.0060.01116.36
7.1.40.0030.00615.91
7.1.30.0080.00415.96
7.1.20.0070.00715.82
7.1.10.0050.00615.83
7.1.00.0070.03219.07
7.0.330.0000.01115.36
7.0.320.0120.00315.55
7.0.310.0060.00615.48
7.0.300.0030.01015.35
7.0.290.0030.00615.41
7.0.280.0030.01015.43
7.0.270.0030.00715.12
7.0.260.0080.00615.27
7.0.250.0030.01015.52
7.0.240.0030.00715.53
7.0.230.0040.00715.47
7.0.220.0030.01015.61
7.0.210.0070.00315.48
7.0.200.0030.00716.01
7.0.190.0030.00615.29
7.0.180.0030.00615.30
7.0.170.0040.00815.34
7.0.160.0060.00315.22
7.0.150.0090.00615.52
7.0.140.0030.04418.66
7.0.130.0040.01115.55
7.0.120.0130.00015.53
7.0.110.0030.01015.37
7.0.100.0040.00415.47
7.0.90.0030.00615.39
7.0.80.0060.00615.33
7.0.70.0070.00715.50
7.0.60.0120.04217.65
7.0.50.0050.04316.65
7.0.40.0070.04916.83
7.0.30.0130.02316.70
7.0.20.0210.02016.71
7.0.10.0050.02416.80
7.0.00.0050.02616.78
5.6.400.0040.01114.47
5.6.390.0030.01314.36
5.6.380.0100.00614.25
5.6.370.0040.00814.48
5.6.360.0060.00914.23
5.6.350.0000.01214.32
5.6.340.0060.00314.52
5.6.330.0060.00313.98
5.6.320.0040.01214.48
5.6.310.0090.00014.35
5.6.300.0100.00614.16
5.6.290.0060.00314.31
5.6.280.0070.03517.53
5.6.270.0070.00714.35
5.6.260.0060.00914.44
5.6.250.0040.01114.31
5.6.240.0040.01214.51
5.6.230.0080.00414.30
5.6.220.0070.00714.34
5.6.210.0020.05017.31
5.6.200.0050.04216.14
5.6.190.0100.04317.45
5.6.180.0180.02817.45
5.6.170.0130.04517.31
5.6.160.0130.03317.42
5.6.150.0100.03616.10
5.6.140.0080.04116.35
5.6.130.0030.03316.20
5.6.120.0050.03717.70
5.6.110.0080.04717.59
5.6.100.0080.04017.68
5.6.90.0100.04817.66
5.6.80.0030.03717.20
5.6.70.0090.00314.17
5.6.60.0070.00714.28
5.6.50.0040.00814.38
5.6.40.0080.00014.53
5.6.30.0090.00614.20
5.6.20.0110.00314.55
5.6.10.0030.01214.02
5.6.00.0070.01014.17
5.5.380.0000.01114.12
5.5.370.0030.01014.36
5.5.360.0030.00613.84
5.5.350.2130.02617.24
5.5.340.0020.02815.98
5.5.330.0030.04517.20
5.5.320.0130.02117.13
5.5.310.0150.04217.25
5.5.300.0100.04016.19
5.5.290.0030.03016.13
5.5.280.0070.03217.47
5.5.270.0080.03717.52
5.5.260.0080.04617.55
5.5.250.0050.03317.37
5.5.240.0100.03017.30
5.5.230.0030.01214.05
5.5.220.0090.00614.34
5.5.210.0070.00714.27
5.5.200.0060.00614.05
5.5.190.0070.00714.36
5.5.180.0060.00613.91
5.5.170.0060.00614.20
5.5.160.0060.00614.10
5.5.150.0080.00614.29
5.5.140.0070.00714.38
5.5.130.0110.00813.92
5.5.120.0060.00914.14
5.5.110.0030.01314.19
5.5.100.0060.00613.97
5.5.90.0080.00814.40
5.5.80.0030.00914.29
5.5.70.0060.00914.02
5.5.60.0030.01013.97
5.5.50.0040.01113.73
5.5.40.0000.01013.99
5.5.30.0070.00713.95
5.5.20.0140.00013.98
5.5.10.0030.01014.02
5.5.00.0030.01313.92
5.4.450.0180.04216.03
5.4.440.0230.03816.10
5.4.430.0220.02816.11
5.4.420.0200.02515.95
5.4.410.0200.02516.04
5.4.400.0330.03015.87
5.4.390.0210.02415.95
5.4.380.0230.02315.94
5.4.370.0250.01715.79
5.4.360.0200.02716.02
5.4.350.0230.02215.84
5.4.340.0260.03715.94
5.4.330.0030.01012.80
5.4.320.0230.02915.97
5.4.310.0270.02916.02
5.4.300.0250.03715.80
5.4.290.0250.02515.98
5.4.280.0220.03715.96
5.4.270.0230.03715.86
5.4.260.0200.03315.96
5.4.250.0220.02215.94
5.4.240.0260.03515.94
5.4.230.0280.03015.96
5.4.220.0220.02315.96
5.4.210.0150.02715.93
5.4.200.0180.04016.03
5.4.190.0220.02915.79
5.4.180.0250.03315.95
5.4.170.0270.03716.02
5.4.160.0200.01816.01
5.4.150.0200.03015.83
5.4.140.0250.02114.67
5.4.130.0250.03614.62
5.4.120.0230.02214.51
5.4.110.0220.01814.55
5.4.100.0160.02214.49
5.4.90.0280.03114.60
5.4.80.0340.02014.64
5.4.70.0220.02214.59
5.4.60.0300.02114.62
5.4.50.0230.02314.50
5.4.40.0250.02814.63
5.4.30.0230.02614.52
5.4.20.0250.02414.58
5.4.10.0240.03714.58
5.4.00.0240.01814.27
5.3.290.0500.06714.61
5.3.280.0500.04314.45
5.3.270.0430.07314.55
5.3.260.0500.06714.70
5.3.250.0500.05714.55
5.3.240.0430.07014.46
5.3.230.0470.06714.43
5.3.220.0400.04714.61
5.3.210.0500.06014.61
5.3.200.0500.06014.46
5.3.190.0400.05314.51
5.3.180.0370.03714.52
5.3.170.0530.04014.65
5.3.160.0430.04014.39
5.3.150.0430.05714.57
5.3.140.0600.05014.39
5.3.130.0470.06314.48
5.3.120.0500.07014.38
5.3.110.0500.05714.39
5.3.100.0530.05713.98
5.3.90.0470.04014.00
5.3.80.0500.06014.03
5.3.70.0470.03013.87
5.3.60.0430.03313.80
5.3.50.0600.04713.77
5.3.40.0500.05713.93
5.3.30.0530.03713.89
5.3.20.0370.06013.59
5.3.10.0500.02713.70
5.3.00.0470.05713.58
5.2.170.0400.05712.49
5.2.160.0400.04712.49
5.2.150.0370.04712.49
5.2.140.0370.04312.49
5.2.130.0330.04312.49
5.2.120.0300.03312.49
5.2.110.0430.05012.49
5.2.100.0430.04012.49
5.2.90.0430.04012.49
5.2.80.0300.03312.49
5.2.70.0400.02312.49
5.2.60.0400.05312.49
5.2.50.0400.04312.49
5.2.40.0300.04712.49
5.2.30.0300.03712.49
5.2.20.0370.04012.49
5.2.10.0300.05712.49
5.2.00.0370.05012.49
5.1.60.0270.03712.49
5.1.50.0370.04312.49
5.1.40.0330.04312.49
5.1.30.0370.03012.49
5.1.20.0400.04312.49
5.1.10.0300.02312.49
5.1.00.0230.02712.49
5.0.50.0130.02012.49
5.0.40.0230.01712.49
5.0.30.0170.06012.49
5.0.20.0200.02312.49
5.0.10.0170.02012.49
5.0.00.0130.03012.49
4.4.90.0100.02312.49
4.4.80.0130.02012.49
4.4.70.0200.03012.54
4.4.60.0200.02012.57
4.4.50.0130.03012.58
4.4.40.0230.02312.58
4.4.30.0100.02012.58
4.4.20.0130.03312.58
4.4.10.0130.02712.58
4.4.00.0170.04312.58
4.3.110.0270.02712.58
4.3.100.0270.02712.58
4.3.90.0200.02712.69
4.3.80.0200.05012.76
4.3.70.0230.02312.89
4.3.60.0130.03013.02
4.3.50.0130.01713.02
4.3.40.0200.04713.14
4.3.30.0070.03713.27
4.3.20.0070.02313.39
4.3.10.0100.03713.52
4.3.00.0130.02713.52

preferences:
41.09 ms | 455 KiB | 5 Q