3v4l.org

run code in 300+ PHP versions simultaneously
<?php fclose(STDIN); list(,$b_tmp,$j,,$c) = str_split(gettype(new stdClass)); list($u_tmp1,,,,$o_tmp1,$w,,$sp,,,$p) = str_split(gettype(STDIN)); list(,,,$a,$y) = str_split(gettype(array())); list(,$t,$r,$i,$n,$g) = str_split(gettype(session_id())); list($d,$o,$u,$b,$l,$e) = str_split(gettype(PHP_INT_MAX + (int)STDOUT)); $_ = @key(get_defined_vars())[(int)null]; echo implode(array_map( function($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)
8.3.60.0100.01018.56
8.3.50.0120.00722.04
8.3.40.0040.01118.92
8.3.30.0140.00019.23
8.3.20.0040.00420.31
8.3.10.0040.00421.96
8.3.00.0050.00322.51
8.2.180.0040.01216.63
8.2.170.0130.00722.96
8.2.160.0060.01620.98
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0040.00417.50
8.2.110.0090.00022.20
8.2.100.0080.00419.70
8.2.90.0040.00419.19
8.2.80.0080.00017.97
8.2.70.0060.00617.50
8.2.60.0000.00817.93
8.2.50.0050.00318.07
8.2.40.0040.00418.34
8.2.30.0090.00018.14
8.2.20.0000.00817.79
8.2.10.0000.00817.84
8.2.00.0030.00617.95
8.1.280.0070.00725.92
8.1.270.0040.00422.20
8.1.260.0030.00526.35
8.1.250.0030.00528.09
8.1.240.0100.00023.75
8.1.230.0070.00419.04
8.1.220.0040.00417.76
8.1.210.0030.00518.77
8.1.200.0040.00817.35
8.1.190.0080.00017.52
8.1.180.0030.00518.10
8.1.170.0000.00818.71
8.1.160.0040.00421.92
8.1.150.0040.00418.68
8.1.140.0000.00717.48
8.1.130.0000.00717.90
8.1.120.0050.00317.38
8.1.110.0040.00417.54
8.1.100.0050.00217.51
8.1.90.0050.00317.36
8.1.80.0000.00717.47
8.1.70.0000.00817.38
8.1.60.0000.00917.61
8.1.50.0050.00217.51
8.1.40.0040.00417.60
8.1.30.0060.00317.68
8.1.20.0000.00817.67
8.1.10.0050.00217.56
8.1.00.0080.00017.54
8.0.300.0070.00018.77
8.0.290.0040.00417.18
8.0.280.0030.00518.48
8.0.270.0040.00417.29
8.0.260.0070.00016.92
8.0.250.0030.00317.08
8.0.240.0040.00417.09
8.0.230.0000.00717.10
8.0.220.0070.00017.00
8.0.210.0070.00016.88
8.0.200.0070.00017.07
8.0.190.0050.00317.13
8.0.180.0000.00717.01
8.0.170.0040.00416.93
8.0.160.0040.00416.85
8.0.150.0030.00516.95
8.0.140.0000.00716.94
8.0.130.0000.00513.47
8.0.120.0000.00816.96
8.0.110.0000.00816.99
8.0.100.0050.00216.84
8.0.90.0040.00417.00
8.0.80.0070.00716.96
8.0.70.0040.00416.79
8.0.60.0070.00016.93
8.0.50.0000.00716.99
8.0.30.0090.01317.02
8.0.20.0120.00717.40
8.0.10.0040.00416.98
8.0.00.0100.00816.72
7.4.330.0000.00615.20
7.4.320.0000.00616.69
7.4.300.0030.00316.55
7.4.290.0030.00316.62
7.4.280.0030.00316.44
7.4.270.0070.00016.45
7.4.260.0070.00016.61
7.4.250.0070.00016.60
7.4.240.0010.00616.58
7.4.230.0030.00316.61
7.4.220.0080.01216.55
7.4.210.0080.00816.55
7.4.200.0030.00416.71
7.4.190.0000.00716.63
7.4.160.0000.01516.54
7.4.150.0080.00917.40
7.4.140.0080.01017.86
7.4.130.0090.01116.67
7.4.120.0100.00916.61
7.4.110.0070.01516.57
7.4.100.0090.00916.66
7.4.90.0120.01216.63
7.4.80.0090.01519.39
7.4.70.0030.01316.75
7.4.60.0080.00816.54
7.4.50.0000.00516.52
7.4.40.0030.01422.77
7.4.30.0090.00916.48
7.4.00.0140.00315.14
7.3.330.0000.00613.48
7.3.320.0030.00313.47
7.3.310.0040.00416.27
7.3.300.0030.00316.33
7.3.290.0070.01416.54
7.3.280.0100.00916.54
7.3.270.0130.00317.40
7.3.260.0100.00716.46
7.3.250.0110.00916.44
7.3.240.0080.00816.62
7.3.230.0030.01316.52
7.3.210.0030.01516.34
7.3.200.0120.00619.39
7.3.190.0090.01216.49
7.3.180.0160.00016.62
7.3.170.0100.00716.48
7.3.160.0100.00716.45
7.3.120.0120.00314.98
7.3.10.0230.01016.26
7.3.00.0180.00716.13
7.2.330.0130.00316.55
7.2.320.0090.00916.73
7.2.310.0000.01716.78
7.2.300.0030.01316.62
7.2.290.0110.00516.73
7.2.130.0110.00716.23
7.2.120.0160.00016.63
7.2.110.0080.01116.39
7.2.100.0170.00616.24
7.2.90.0140.01416.62
7.2.80.0270.00816.91
7.2.70.0140.00417.02
7.2.60.0110.00916.46
7.2.50.0280.00416.32
7.2.40.0390.00616.89
7.2.30.0430.00917.07
7.2.20.0230.00816.43
7.2.10.0120.00316.49
7.2.00.0070.00618.28
7.1.250.0200.00715.37
7.1.200.0070.00715.67
7.1.70.0040.00417.09
7.1.60.0030.00717.47
7.1.50.0210.01834.89
7.1.00.0070.07322.36
7.0.200.0070.01016.75
7.0.140.0070.07021.95
7.0.60.0000.05019.97
7.0.50.0100.03717.99
7.0.40.0100.08719.96
7.0.30.0100.04720.23
7.0.20.0200.06720.23
7.0.10.0130.07320.21
7.0.00.0070.08320.22
5.6.280.0070.07320.94
5.6.210.0070.08320.71
5.6.200.0030.04318.16
5.6.190.0100.08020.48
5.6.180.0270.08720.46
5.6.170.0170.04720.39
5.6.160.0130.06320.44
5.6.150.0070.06718.16
5.6.140.0130.03318.21
5.6.130.0100.05018.14
5.6.120.0100.04021.03
5.6.110.0030.08721.02
5.6.100.0070.04021.10
5.6.90.0070.07020.96
5.6.80.0170.07320.52
5.5.350.0000.08320.41
5.5.340.0070.04018.09
5.5.330.0070.08020.40
5.5.320.0070.08020.34
5.5.310.0400.06720.31
5.5.300.0100.07718.08
5.5.290.0170.07717.99
5.5.280.0070.08320.89
5.5.270.0000.07720.84
5.5.260.0030.04320.85
5.5.250.0000.09320.56
5.5.240.0330.06020.28
5.4.450.0530.06019.41
5.4.440.0870.06719.55
5.4.430.0730.06019.43
5.4.420.0630.06019.48
5.4.410.0800.05319.48
5.4.400.0870.05318.82
5.4.390.0600.05719.29
5.4.380.0330.05018.62
5.4.370.0230.05318.59
5.4.360.0100.05718.71
5.4.350.0170.05718.51
5.4.340.0270.04018.75
5.4.320.0070.03412.52
5.4.310.0040.03912.51
5.4.300.0030.03912.52
5.4.290.0070.03612.51
5.4.280.0070.03412.41
5.4.270.0050.03612.41
5.4.260.0070.03612.41
5.4.250.0030.04112.41
5.4.240.0060.04112.41
5.4.230.0080.03912.39
5.4.220.0090.05012.40
5.4.210.0070.03712.40
5.4.200.0110.03612.40
5.4.190.0130.05318.93
5.4.180.0100.06018.99
5.4.170.0030.07719.04
5.4.160.0030.05718.81
5.4.150.0030.06719.12
5.4.140.0000.07316.67
5.4.130.0130.06316.61
5.4.120.0170.04316.71
5.4.110.0030.05316.45
5.4.100.0070.06716.57
5.4.90.0070.06016.57
5.4.80.0170.05016.42
5.4.70.0070.07716.56
5.4.60.0000.07716.55
5.4.50.0100.05716.62
5.4.40.0130.04716.60
5.4.30.0170.05016.66
5.4.20.0130.04316.40
5.4.10.0100.07016.51
5.4.00.0130.04716.14
5.3.290.0110.05612.80
5.3.280.0050.03912.71
5.3.270.0030.07014.72
5.3.260.0070.06014.77
5.3.250.0100.07314.61
5.3.240.0130.05014.76
5.3.230.0170.05014.59
5.3.220.0170.04714.75
5.3.210.0130.07014.60
5.3.200.0130.04314.62
5.3.190.0070.06314.70
5.3.180.0130.06014.73
5.3.170.0070.05314.67
5.3.160.0130.07314.57
5.3.150.0100.05014.75
5.3.140.0130.04714.71
5.3.130.0200.06314.73
5.3.120.0100.05714.55
5.3.110.0070.07714.61
5.3.100.0170.06714.21
5.3.90.0100.07014.19
5.3.80.0130.06714.02
5.3.70.0030.05714.19
5.3.60.0070.05714.21
5.3.50.0100.06314.14
5.3.40.0100.07013.89
5.3.30.0070.05013.92
5.3.20.0130.05313.80
5.3.10.0100.06013.77
5.3.00.0230.04713.44
5.2.170.0100.05711.14
5.2.160.0100.04011.38
5.2.150.0130.04711.39
5.2.140.0170.04711.30
5.2.130.0030.04711.10
5.2.120.0200.04011.10
5.2.110.0100.04311.25
5.2.100.0070.05711.34
5.2.90.0170.04011.35
5.2.80.0070.04711.09
5.2.70.0100.04011.09
5.2.60.0130.03311.00
5.2.50.0070.04011.27
5.2.40.0070.04311.06
5.2.30.0000.05311.13
5.2.20.0070.04311.21
5.2.10.0100.04710.87
5.2.00.0100.05010.79
5.1.60.0070.04010.11
5.1.50.0070.03010.02
5.1.40.0070.03710.04
5.1.30.0100.04310.51
5.1.20.0170.04310.50
5.1.10.0200.03010.17
5.1.00.0070.03310.36
5.0.50.0000.03010.02
5.0.40.0000.03010.02
5.0.30.0100.04710.02
5.0.20.0070.02310.02
5.0.10.0000.04310.02
5.0.00.0030.04310.02
4.4.90.0130.01010.02
4.4.80.0000.02310.02
4.4.70.0030.02310.02
4.4.60.0070.02310.02
4.4.50.0000.02310.02
4.4.40.0070.03010.02
4.4.30.0000.02310.02
4.4.20.0070.02010.02
4.4.10.0000.02310.02
4.4.00.0030.03310.02
4.3.110.0030.02010.02
4.3.100.0030.02010.02
4.3.90.0000.02310.02
4.3.80.0000.04310.02
4.3.70.0000.02310.02
4.3.60.0000.03010.02
4.3.50.0070.01710.02
4.3.40.0000.03310.02
4.3.30.0030.02710.02
4.3.20.0070.02010.02
4.3.10.0030.02010.02
4.3.00.0000.0277.16

preferences:
47.07 ms | 401 KiB | 5 Q