3v4l.org

run code in 300+ PHP versions simultaneously
<?php // ~x = -x - 1 $a = "(echo 'Hello';)"; $s = str_split($a); $v = null; foreach($s as $c) { $o = ord($c); $v .= chr(($o * -1) - 1); } $code = urlencode((~(~$v))); #echo (~urldecode($code)); #eval("echo 'Hello';"); echo urldecode($code); echo eval(urldecode($code));

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)
8.3.60.0130.00318.68
8.3.50.0090.00618.30
8.3.40.0140.00019.00
8.3.30.0120.00318.92
8.3.20.0040.00422.02
8.3.10.0060.00321.95
8.3.00.0030.00619.26
8.2.180.0140.00718.54
8.2.170.0150.00022.96
8.2.160.0100.00320.44
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00018.09
8.2.120.0040.00426.35
8.2.110.0070.00321.97
8.2.100.0080.00417.84
8.2.90.0030.00617.88
8.2.80.0040.00417.97
8.2.70.0000.00918.03
8.2.60.0040.00418.03
8.2.50.0040.00418.10
8.2.40.0030.00620.61
8.2.30.0040.00419.25
8.2.20.0040.00418.14
8.2.10.0000.00718.18
8.2.00.0050.00217.87
8.1.280.0120.00925.92
8.1.270.0000.00819.97
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00623.96
8.1.230.0100.00518.70
8.1.220.0000.00817.79
8.1.210.0030.00518.77
8.1.200.0060.00317.36
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0050.00219.91
8.1.160.0050.00218.89
8.1.150.0000.00720.28
8.1.140.0040.00419.54
8.1.130.0000.00619.02
8.1.120.0030.00517.38
8.1.110.0000.00817.49
8.1.100.0000.00717.36
8.1.90.0000.00717.43
8.1.80.0040.00417.43
8.1.70.0030.00517.49
8.1.60.0040.00417.47
8.1.50.0040.00417.53
8.1.40.0040.00417.48
8.1.30.0040.00417.50
8.1.20.0000.00817.59
8.1.10.0000.00817.56
8.1.00.0080.00017.49
8.0.300.0050.00319.69
8.0.290.0070.00016.75
8.0.280.0000.00718.43
8.0.270.0050.00317.04
8.0.260.0030.00319.05
8.0.250.0000.00716.96
8.0.240.0030.00317.04
8.0.230.0040.00416.98
8.0.220.0070.00016.92
8.0.210.0000.00816.84
8.0.200.0000.00617.04
8.0.190.0070.00016.93
8.0.180.0000.00816.95
8.0.170.0000.00716.98
8.0.160.0030.00317.03
8.0.150.0000.00716.93
8.0.140.0080.00016.91
8.0.130.0060.00013.36
8.0.120.0050.00316.91
8.0.110.0080.00016.95
8.0.100.0000.00716.78
8.0.90.0040.00416.89
8.0.80.0110.01116.92
8.0.70.0040.00416.79
8.0.60.0020.00516.90
8.0.50.0080.00016.77
8.0.30.0070.01117.18
8.0.20.0080.01317.40
8.0.10.0050.00217.05
8.0.00.0070.01017.00
7.4.330.0020.00215.55
7.4.320.0030.00316.37
7.4.300.0030.00316.63
7.4.290.0030.00316.55
7.4.280.0080.00016.59
7.4.270.0030.00316.57
7.4.260.0070.00016.54
7.4.250.0000.00716.46
7.4.240.0070.00016.63
7.4.230.0030.00316.51
7.4.220.0130.01316.48
7.4.210.0100.01016.61
7.4.200.0000.00716.54
7.4.160.0100.00616.58
7.4.150.0110.01117.40
7.4.140.0100.00817.86
7.4.130.0080.00916.49
7.4.120.0130.00916.48
7.4.110.0070.01016.58
7.4.100.0090.00916.57
7.4.90.0120.01216.44
7.4.80.0070.01019.39
7.4.70.0130.00316.55
7.4.60.0130.00316.29
7.4.50.0040.01116.42
7.4.40.0140.00316.63
7.4.30.0080.00816.66
7.4.00.0100.00314.89
7.3.330.0030.00313.05
7.3.320.0050.00013.17
7.3.310.0040.00416.42
7.3.300.0030.00316.36
7.3.290.0090.00616.33
7.3.280.0090.00816.33
7.3.270.0060.01217.40
7.3.260.0120.00816.46
7.3.250.0100.00816.45
7.3.240.0070.01016.42
7.3.230.0070.01016.40
7.3.210.0080.00916.50
7.3.200.0110.00719.39
7.3.190.0090.00816.45
7.3.180.0080.00816.37
7.3.170.0090.00916.32
7.3.160.0060.01116.54
7.3.10.0030.01016.61
7.3.00.0030.00916.59
7.2.330.0060.01216.74
7.2.320.0100.00716.69
7.2.310.0060.00916.62
7.2.300.0140.01016.88
7.2.290.0120.00416.90
7.2.130.0060.00616.74
7.2.120.0050.00516.93
7.2.110.0070.00716.61
7.2.100.0770.00815.73
7.2.90.0180.00315.62
7.2.80.1860.00515.64
7.2.70.1230.00015.80
7.2.60.0850.01216.15
7.2.50.1330.00815.79
7.2.40.1220.01016.07
7.2.30.1060.00916.10
7.2.20.0820.01315.88
7.2.10.0540.01015.84
7.2.00.0090.00716.08
7.1.250.0070.00415.25
7.1.220.0150.00313.72
7.1.210.3690.00713.98
7.1.200.0420.00614.91
7.1.190.3690.00313.97
7.1.180.2550.00713.89
7.1.170.2250.00914.05
7.1.160.2060.00614.04
7.1.150.2870.00313.98
7.1.140.2250.00013.82
7.1.130.0140.00713.86
7.1.120.1070.01013.64
7.1.110.1540.00913.95
7.1.100.0060.01214.05
7.1.90.0090.01313.92
7.1.80.0390.00613.93
7.1.70.0280.00515.40
7.1.60.0310.00924.63
7.1.50.0370.00931.88
7.1.40.0580.00731.85
7.1.30.0670.00731.61
7.1.20.2520.00731.68
7.1.10.0590.04218.16
7.1.00.0130.02818.13
7.0.310.3600.00313.29
7.0.300.2260.00713.43
7.0.290.2100.00713.46
7.0.280.2120.00313.62
7.0.270.0310.01413.39
7.0.260.0060.01113.14
7.0.250.0140.01413.36
7.0.240.0120.00913.36
7.0.230.0080.00813.54
7.0.220.0690.00413.43
7.0.210.1100.00313.33
7.0.200.0110.00615.10
7.0.190.0300.00813.07
7.0.180.0600.00013.29
7.0.170.0320.01313.37
7.0.160.2430.00913.61
7.0.150.1540.03217.73
7.0.140.0080.03217.77
7.0.130.0230.03417.64
7.0.120.0100.03317.80
7.0.110.0220.03517.65
7.0.100.0130.02717.74
7.0.90.0170.03117.62
7.0.80.0310.03517.81
7.0.70.0040.03717.61
7.0.60.0200.02717.66
7.0.50.0100.03817.69
7.0.40.0320.03017.70
7.0.30.0180.03017.85
7.0.20.0310.02917.70
7.0.10.0310.03517.91
7.0.00.0110.03317.92
5.6.380.0080.00814.20

preferences:
58.08 ms | 400 KiB | 5 Q