3v4l.org

run code in 300+ PHP versions simultaneously
<?php fclose(STDIN); list(list(,$b_tmp,$j,,$c), list($u_tmp1,,,,$o_tmp1,$w,,$sp,,,$p), list(,,,$a,$y), list(,$t,$r,$i,$n,$g), list($d,$o,$u,$b,$l,$e), list($_)) = array_merge( array_map( function ($i) { return str_split(gettype($i)); }, array(new stdClass,STDIN,array(),session_id(),PHP_INT_MAX+(int)STDIN) ), (array)@key(get_defined_vars())[(int)null], ); echo implode(array_map( function($i) use ($b_tmp){ return chr(ord($i)-($b_tmp=ord(ucfirst($b_tmp)))-$b_tmp); }, str_split(call_user_func( ++$l.$b.$_.$c.$o.$n.++$u_tmp1.$e.$r.$t.$_.$e.$n.$c.$o.$d.$i.$n.$g, '也韶鶲ほ齧韆', $e.$u.$c.chr(dechex(ord(ucfirst($e)))).++$i.++$o_tmp1, $a.$u.$t.$o )) ));

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)
8.3.60.0000.01616.73
8.3.50.0090.01022.00
8.3.40.0070.01418.98
8.3.30.0110.00319.22
8.3.20.0050.00320.34
8.3.10.0050.00323.51
8.3.00.0080.00020.89
8.2.180.0180.00316.50
8.2.170.0140.00422.96
8.2.160.0070.01320.35
8.2.150.0000.00825.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.87
8.2.110.0090.00022.28
8.2.100.0120.00018.03
8.2.90.0040.00419.12
8.2.80.0000.00817.97
8.2.70.0050.00317.63
8.2.60.0070.00318.03
8.2.50.0000.00818.07
8.2.40.0040.00419.79
8.2.30.0060.00318.41
8.2.20.0040.00417.88
8.2.10.0000.00818.22
8.2.00.0020.00517.91
8.1.280.0050.01025.92
8.1.270.0040.00422.04
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0090.00023.83
8.1.230.0110.00018.96
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0030.00817.34
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0000.00818.66
8.1.160.0000.00722.05
8.1.150.0040.00418.69
8.1.140.0050.00217.41
8.1.130.0050.00217.79
8.1.120.0040.00417.55
8.1.110.0050.00217.47
8.1.100.0000.00717.42
8.1.90.0000.00817.38
8.1.80.0040.00417.36
8.1.70.0000.00717.50
8.1.60.0030.00617.55
8.1.50.0060.00317.57
8.1.40.0000.00817.44
8.1.30.0040.00417.64
8.1.20.0000.00817.59
8.1.10.0050.00317.52
8.1.00.0000.00717.44
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0040.00418.48
8.0.270.0000.00717.41
8.0.260.0030.00317.30
8.0.250.0000.00716.98
8.0.240.0030.00316.96
8.0.230.0000.00817.06
8.0.220.0040.00417.05
8.0.210.0070.00017.00
8.0.200.0040.00417.04
8.0.190.0040.00416.96
8.0.180.0040.00417.00
8.0.170.0030.00516.94
8.0.160.0030.00316.93
8.0.150.0000.00816.91
8.0.140.0040.00417.01
8.0.130.0000.00613.52
8.0.120.0030.00616.84
8.0.110.0050.00217.02
8.0.100.0040.00416.79
8.0.90.0070.00016.84
8.0.80.0120.00916.97
8.0.70.0040.00416.89
8.0.60.0080.00016.86
8.0.50.0000.00717.04
8.0.30.0150.00417.07
8.0.20.0110.01517.40
8.0.10.0030.00617.12
8.0.00.0080.01016.70
7.4.330.0050.00015.05
7.4.320.0000.00816.57
7.4.300.0030.00316.53
7.4.290.0050.00216.64
7.4.280.0040.00416.58
7.4.270.0050.00216.57
7.4.260.0050.00216.53
7.4.250.0000.00716.65
7.4.240.0040.00416.60
7.4.230.0040.00416.58
7.4.220.0140.00316.49
7.4.210.0120.00316.54
7.4.200.0070.00016.43
7.4.190.0070.00016.73
7.4.160.0060.00916.44
7.4.150.0090.00917.40
7.4.140.0150.00617.86
7.4.130.0120.00716.64
7.4.120.0130.00616.62
7.4.110.0110.00716.45
7.4.100.0070.01016.57
7.4.90.0040.01316.78
7.4.80.0160.00619.39
7.4.70.0090.01316.59
7.4.60.0090.01316.70
7.4.50.0030.00316.46
7.4.40.0030.01516.46
7.4.30.0120.00316.43
7.3.330.0060.00013.46
7.3.320.0000.00513.49
7.3.310.0070.00016.38
7.3.300.0050.00216.32
7.3.290.0120.00316.38
7.3.280.0080.01016.46
7.3.270.0030.01417.40
7.3.260.0090.00916.54
7.3.250.0050.01216.53
7.3.240.0100.00716.51
7.3.230.0090.00916.59
7.3.210.0070.01116.43
7.3.200.0130.00319.39
7.3.190.0100.00716.47
7.3.180.0110.00516.44
7.3.170.0060.01216.50
7.3.160.0060.01516.52
7.2.330.0100.00716.30
7.2.320.0120.00616.49
7.2.310.0000.01616.20
7.2.300.0050.01116.38
7.2.290.0070.01416.35
5.5.30.0230.07319.43
5.5.20.0230.07319.38
5.5.10.0200.08319.49
5.5.00.0170.04319.45
5.4.190.0270.06318.86
5.4.180.0200.07018.84
5.4.170.0200.04319.23
5.4.160.0170.06319.23
5.4.150.0230.04318.90
5.4.140.0270.07016.43
5.4.130.0270.03016.34
5.4.120.0270.04316.41
5.4.110.0300.05716.45
5.4.100.0170.07016.48
5.4.90.0200.04316.45
5.4.80.0230.04016.44
5.4.70.0270.06716.38
5.4.60.0170.05716.41
5.4.50.0200.04016.37
5.4.40.0200.04316.41
5.4.30.0170.06016.45
5.4.20.0230.03016.32
5.4.10.0170.08016.40
5.4.00.0300.06715.85
5.3.270.0270.05014.61
5.3.260.0300.07014.66
5.3.250.0230.07314.54
5.3.240.0170.03714.50
5.3.230.0200.05014.61
5.3.220.0300.06714.74
5.3.210.0330.06714.59
5.3.200.0300.06314.73
5.3.190.0230.07014.61
5.3.180.0270.06014.61
5.3.170.0230.07314.59
5.3.160.0200.05014.62
5.3.150.0200.03714.61
5.3.140.0200.06314.57
5.3.130.0230.06314.58
5.3.120.0200.04714.45
5.3.110.0200.04314.63
5.3.100.0230.05014.08
5.3.90.0270.05014.11
5.3.80.0200.05014.17
5.3.70.0270.07014.20
5.3.60.0270.07014.18
5.3.50.0370.05713.84
5.3.40.0170.08014.03
5.3.30.0270.07013.96
5.3.20.0230.06713.70
5.3.10.0330.05313.61
5.3.00.0270.06313.81

preferences:
37.7 ms | 401 KiB | 5 Q