3v4l.org

run code in 300+ PHP versions simultaneously
<?php $examples = array( 'Valid ASCII' => "a", 'Valid 2 Octet Sequence' => "\xc3\xb1", 'Invalid 2 Octet Sequence' => "\xc3\x28", 'Invalid Sequence Identifier' => "\xa0\xa1", 'Valid 3 Octet Sequence' => "\xe2\x82\xa1", 'Invalid 3 Octet Sequence (in 2nd Octet)' => "\xe2\x28\xa1", 'Invalid 3 Octet Sequence (in 3rd Octet)' => "\xe2\x82\x28", 'Valid 4 Octet Sequence' => "\xf0\x90\x8c\xbc", 'Invalid 4 Octet Sequence (in 2nd Octet)' => "\xf0\x28\x8c\xbc", 'Invalid 4 Octet Sequence (in 3rd Octet)' => "\xf0\x90\x28\xbc", 'Invalid 4 Octet Sequence (in 4th Octet)' => "\xf0\x28\x8c\x28", 'Valid 5 Octet Sequence (but not Unicode!)' => "\xf8\xa1\xa1\xa1\xa1", 'Valid 6 Octet Sequence (but not Unicode!)' => "\xfc\xa1\xa1\xa1\xa1\xa1", ); foreach ($examples as $k => $v) { echo "{$k}\n"; echo $v; echo "\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)
8.3.60.0100.00318.43
8.3.50.0090.00621.21
8.3.40.0140.00018.67
8.3.30.0160.00320.21
8.3.20.0050.00320.15
8.3.10.0080.00021.00
8.3.00.0030.00522.42
8.2.180.0120.00316.63
8.2.170.0110.00322.96
8.2.160.0070.00722.26
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0050.00320.87
8.2.110.0040.00419.39
8.2.100.0080.00417.84
8.2.90.0050.00319.21
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0080.00018.03
8.2.50.0080.00018.07
8.2.40.0000.00818.21
8.2.30.0040.00419.50
8.2.20.0040.00417.68
8.2.10.0050.00217.80
8.2.00.0040.00417.81
8.1.280.0120.00325.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00421.29
8.1.230.0080.00417.52
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0070.00317.10
8.1.190.0050.00317.10
8.1.180.0030.00618.10
8.1.170.0040.00418.68
8.1.160.0000.00718.90
8.1.150.0070.00018.54
8.1.140.0040.00417.44
8.1.130.0070.00317.75
8.1.120.0000.00717.36
8.1.110.0070.00017.39
8.1.100.0040.00417.52
8.1.90.0040.00417.36
8.1.80.0070.00017.38
8.1.70.0030.00517.43
8.1.60.0000.00817.61
8.1.50.0060.00317.56
8.1.40.0040.00417.54
8.1.30.0030.00617.57
8.1.20.0060.00317.62
8.1.10.0000.00717.53
8.1.00.0080.00017.46
8.0.300.0040.00418.77
8.0.290.0050.00316.75
8.0.280.0000.00818.48
8.0.270.0030.00317.17
8.0.260.0040.00416.83
8.0.250.0000.00716.84
8.0.240.0000.00816.96
8.0.230.0040.00416.85
8.0.220.0000.00716.78
8.0.210.0030.00316.94
8.0.200.0030.00516.90
8.0.190.0000.00716.92
8.0.180.0000.00716.80
8.0.170.0040.00316.80
8.0.160.0070.00016.92
8.0.150.0000.00816.91
8.0.140.0040.00416.83
8.0.130.0030.00313.38
8.0.120.0040.00416.91
8.0.110.0000.00716.86
8.0.100.0040.00416.95
8.0.90.0000.00716.85
8.0.80.0130.00716.87
8.0.70.0040.00416.72
8.0.60.0000.00716.78
8.0.50.0040.00416.96
8.0.30.0120.00717.09
8.0.20.0100.00817.40
8.0.10.0040.00417.08
8.0.00.0170.00316.82
7.4.330.0060.00016.78
7.4.320.0030.00516.50
7.4.300.0040.00416.43
7.4.290.0030.00516.51
7.4.280.0000.00716.51
7.4.270.0030.00316.40
7.4.260.0050.00013.32
7.4.250.0070.00016.50
7.4.240.0010.00716.55
7.4.230.0000.00716.55
7.4.220.0130.01016.46
7.4.210.0110.00516.55
7.4.200.0070.00016.67
7.4.190.0000.00716.75
7.4.160.0070.01016.50
7.4.150.0120.00617.40
7.4.140.0090.00817.86
7.4.130.0100.00716.47
7.4.120.0140.00516.53
7.4.110.0140.00316.40
7.4.100.0070.01016.30
7.4.90.0170.00716.62
7.4.80.0030.01319.39
7.4.70.0100.01016.44
7.4.60.0030.01516.39
7.4.50.0060.00316.61
7.4.40.0090.00322.77
7.4.30.0150.00616.24
7.4.00.0050.01214.91
7.3.330.0020.00213.05
7.3.320.0030.00313.10
7.3.310.0000.00716.40
7.3.300.0030.00516.25
7.3.290.0060.01216.31
7.3.280.0070.00816.25
7.3.270.0100.00717.40
7.3.260.0120.00718.24
7.3.250.0120.01016.22
7.3.240.0150.00616.36
7.3.230.0060.01216.43
7.3.210.0120.00616.43
7.3.200.0130.01019.39
7.3.190.0080.00816.23
7.3.180.0090.00616.59
7.3.170.0140.00316.57
7.3.160.0000.01716.30
7.3.120.0030.01214.76
7.3.110.0060.01214.81
7.3.100.0090.00614.73
7.3.90.0060.00614.54
7.3.80.0100.00314.93
7.3.70.0060.00614.93
7.3.60.0030.00614.70
7.3.50.0030.00614.88
7.3.40.0030.00614.58
7.3.30.0090.00314.93
7.3.20.0110.00016.65
7.3.10.0040.00916.73
7.3.00.0010.01216.67
7.2.330.0100.00716.72
7.2.320.0060.01216.49
7.2.310.0100.01316.63
7.2.300.0150.00416.44
7.2.290.0070.01016.78
7.2.250.0000.01415.02
7.2.240.0080.01114.88
7.2.230.0030.00914.82
7.2.220.0030.01314.85
7.2.210.0060.00614.97
7.2.200.0070.00714.86
7.2.190.0090.00315.01
7.2.180.0060.00614.78
7.2.170.0070.01014.67
7.2.130.0060.00816.86
7.2.120.0060.01016.89
7.2.110.0100.00516.67
7.2.100.0080.00616.75
7.2.90.0050.01016.81
7.2.80.0050.00816.81
7.2.70.0030.00916.94
7.2.60.0050.00716.71
7.2.50.0060.00816.85
7.2.40.0050.00817.00
7.2.30.0050.00816.85
7.2.20.0080.00616.80
7.2.10.0050.00916.80
7.2.00.0070.00617.57
7.1.330.0040.01115.50
7.1.320.0040.00715.81
7.1.310.0060.00615.85
7.1.300.0090.00615.77
7.1.290.0040.00415.92
7.1.280.0070.00715.81
7.1.270.0080.00815.77
7.1.260.0070.00715.77
7.1.250.0100.00715.60
7.1.240.0000.01115.45
7.1.230.0030.01015.51
7.1.220.0030.00615.79
7.1.210.0030.00915.77
7.1.200.0050.00815.91
7.1.190.0070.00715.72
7.1.180.0060.00615.56
7.1.170.0070.00715.86
7.1.160.0040.00415.82
7.1.150.0000.01415.70
7.1.140.0090.00315.66
7.1.130.0060.00615.67
7.1.120.0060.00615.94
7.1.110.0070.00415.90
7.1.100.0070.00516.66
7.1.90.0030.00915.55
7.1.80.0050.00515.68
7.1.70.0040.00616.26
7.1.60.0050.00617.45
7.1.50.0110.00916.37
7.1.40.0070.00715.79
7.1.30.0040.00715.84
7.1.20.0030.00915.90
7.1.10.0060.00915.90
7.1.00.0030.02419.01
7.0.330.0090.00015.43
7.0.320.0030.00915.29
7.0.310.0030.00514.94
7.0.300.0060.00315.23
7.0.290.0070.00715.27
7.0.280.0000.01215.18
7.0.270.0050.00815.33
7.0.260.0000.00915.37
7.0.250.0000.01115.58
7.0.240.0000.01415.56
7.0.230.0070.00015.50
7.0.220.0070.00415.33
7.0.210.0030.00715.30
7.0.200.0050.00415.73
7.0.190.0080.00415.33
7.0.180.0060.00615.33
7.0.170.0070.00315.19
7.0.160.0030.00615.30
7.0.150.0000.01015.30
7.0.140.0020.04218.67
7.0.130.0060.00615.28
7.0.120.0030.00915.13
7.0.110.0040.00715.39
7.0.100.0020.00515.18
7.0.90.0030.01315.21
7.0.80.0260.03017.66
7.0.70.0220.02117.60
7.0.60.0260.01717.70
7.0.50.0250.02317.80
7.0.40.0050.02016.63
7.0.30.0070.02116.66
7.0.20.0020.02816.68
7.0.10.0050.02516.74
7.0.00.0070.02416.68
5.6.380.0100.00314.45
5.6.370.0070.00314.35
5.6.360.0000.01514.25
5.6.350.0060.00614.64
5.6.340.0000.01414.55
5.6.330.0060.00614.46
5.6.320.0060.00614.52
5.6.310.0070.00714.23
5.6.300.0070.00314.26
5.6.290.0000.01314.24
5.6.280.0030.00614.42
5.6.270.0100.00314.49
5.6.260.0000.00714.52
5.6.250.0130.00314.33
5.6.240.0040.00714.61
5.6.230.0070.02217.56
5.6.220.0070.02017.38
5.6.210.0000.02717.35
5.6.200.0070.02017.56
5.6.190.0060.02317.58
5.6.180.0060.02317.62
5.6.170.0070.03417.73
5.6.160.0080.01817.68
5.6.150.0080.02217.59
5.6.140.0090.02017.55
5.6.130.0090.01817.80
5.6.120.0060.03117.66
5.6.110.0060.02417.69
5.6.100.0060.02317.68
5.6.90.0100.02217.59
5.6.80.0050.02317.39
5.6.70.0030.02517.30
5.6.60.0030.03217.13
5.6.50.0030.02317.21
5.6.40.0050.03817.29
5.6.30.0100.04017.29
5.6.20.0100.03817.30
5.6.10.0070.04517.36
5.6.00.0090.03817.39
5.5.380.0040.00410.98
5.5.370.0080.02015.71
5.5.360.0020.02215.61
5.5.350.0030.02915.65
5.5.340.0020.02515.82
5.5.330.0050.02015.96
5.5.320.0000.02715.90
5.5.310.0060.02115.85
5.5.300.0080.01915.86
5.5.290.0050.02415.94
5.5.280.0010.02615.90
5.5.270.0080.02715.92
5.5.260.0100.01816.01
5.5.250.0070.02215.88
5.5.240.0000.02715.43
5.5.230.0040.02415.55
5.5.220.0030.02515.65
5.5.210.0070.02115.57
5.5.200.0080.04015.57
5.5.190.0100.04015.60
5.5.180.0080.02515.58
5.5.170.0000.00510.82
5.5.160.0090.02115.69
5.5.150.0060.04315.50
5.5.140.0100.03815.66
5.5.130.0020.03115.52
5.5.120.0050.03815.45
5.5.110.0100.04315.67
5.5.100.0050.02415.47
5.5.90.0050.03715.45
5.5.80.0030.04315.34
5.5.70.0040.02815.51
5.5.60.0140.03315.42
5.5.50.0000.02915.57
5.5.40.0060.03315.38
5.5.30.0030.04115.53
5.5.20.0050.02515.63
5.5.10.0050.04115.46
5.5.00.0070.04315.59
5.4.450.0030.03715.15
5.4.440.0070.01915.06
5.4.430.0030.02215.00
5.4.420.0020.03215.00
5.4.410.0040.02215.04
5.4.400.0020.02215.06
5.4.390.0050.02215.12
5.4.380.0050.02014.85
5.4.370.0050.02014.96
5.4.360.0080.03714.79
5.4.350.0050.03714.80
5.4.340.0110.03814.93
5.4.330.0030.00710.85
5.4.320.0080.03414.86
5.4.310.0070.03714.96
5.4.300.0050.03914.88
5.4.290.0050.04014.97
5.4.280.0050.03014.82
5.4.270.0050.02514.80
5.4.260.0070.04014.86
5.4.250.0110.02515.15
5.4.240.0030.03814.91
5.4.230.0050.04114.99
5.4.220.0070.03814.96
5.4.210.0080.02415.04
5.4.200.0030.04014.84
5.4.190.0070.02214.96
5.4.180.0070.04114.89
5.4.170.0050.04115.09
5.4.160.0070.02814.87
5.4.150.0050.02714.90
5.4.140.0060.02813.63
5.4.130.0050.02513.46
5.4.120.0050.04213.55
5.4.110.0070.03413.64
5.4.100.0060.03613.50
5.4.90.0030.04013.48
5.4.80.0010.02313.54
5.4.70.0080.03713.64
5.4.60.0030.03913.69
5.4.50.0030.04113.58
5.4.40.0010.02413.58
5.4.30.0080.01613.70
5.4.20.0060.02013.47
5.4.10.0050.03613.55
5.4.00.0090.01713.30
5.3.290.0060.02612.51
5.3.280.0100.03512.40
5.3.270.0030.04212.42
5.3.260.0050.04212.51
5.3.250.0070.03412.55
5.3.240.0100.03012.38
5.3.230.0080.03712.43
5.3.220.0080.02712.46
5.3.210.0080.03012.40
5.3.200.0030.03212.38
5.3.190.0050.03812.36
5.3.180.0050.03912.50
5.3.170.0020.02312.44
5.3.160.0070.02812.44
5.3.150.0050.02312.44
5.3.140.0070.03212.34
5.3.130.0050.04112.28
5.3.120.0050.03112.31
5.3.110.0060.01912.40
5.3.100.0050.03012.10
5.3.90.0100.03212.27
5.3.80.0020.02712.12
5.3.70.0030.02812.17
5.3.60.0060.02312.20
5.3.50.0040.02212.11
5.3.40.0070.03812.09
5.3.30.0060.03812.10
5.3.20.0100.03511.92
5.3.10.0040.02711.79
5.3.00.0050.03911.82
5.2.170.0030.03410.57
5.2.160.0050.02110.60
5.2.150.0060.03210.57
5.2.140.0020.03510.57
5.2.130.0030.03310.57
5.2.120.0070.02210.57
5.2.110.0010.02010.57
5.2.100.0020.02910.58
5.2.90.0070.03310.57
5.2.80.0060.03110.57
5.2.70.0040.03210.57
5.2.60.0060.03010.57
5.2.50.0020.02510.57
5.2.40.0030.03310.57
5.2.30.0070.02210.57
5.2.20.0030.03610.57
5.2.10.0030.03610.57
5.2.00.0000.02610.57
5.1.60.0070.01510.57
5.1.50.0090.02310.57
5.1.40.0020.02910.57
5.1.30.0060.02010.57
5.1.20.0050.01910.57
5.1.10.0000.03210.57
5.1.00.0020.03210.57
5.0.50.0030.01510.57
5.0.40.0020.01510.57
5.0.30.0050.03410.57
5.0.20.0040.01710.57
5.0.10.0030.02010.57
5.0.00.0050.02510.57
4.4.90.0060.01310.57
4.4.80.0000.02110.57
4.4.70.0020.01510.57
4.4.60.0040.01710.57
4.4.50.0040.01210.57
4.4.40.0030.02710.57
4.4.30.0030.02010.57
4.4.20.0030.01510.57
4.4.10.0000.01610.57
4.4.00.0030.02010.57
4.3.110.0030.01210.57
4.3.100.0070.01410.57
4.3.90.0010.01310.57
4.3.80.0020.01710.57
4.3.70.0010.02010.57
4.3.60.0030.01610.57
4.3.50.0030.01210.57
4.3.40.0020.01910.57
4.3.30.0000.01310.57
4.3.20.0000.01610.57
4.3.10.0010.01610.57
4.3.00.0000.01610.57

preferences:
36.58 ms | 401 KiB | 5 Q