3v4l.org

run code in 300+ PHP versions simultaneously
<?php $required = array_diff_key("a" => true, 'b'=>true); $seen = array("a"=>true, "b" => true, "c"=>true); $result = array_intersect($required, $seen); print_r($result);

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)
5.4.320.0000.04018.87
5.4.310.0000.05719.22
5.4.300.0030.07018.99
5.4.290.0030.07018.85
5.4.280.0070.06319.09
5.4.270.0030.06719.21
5.4.260.0030.05019.16
5.4.250.0070.07719.14
5.4.240.0070.06319.21
5.4.230.0000.04319.13
5.4.220.0030.04719.15
5.4.210.0070.03719.25
5.4.200.0000.07718.98
5.4.190.0070.04719.21
5.4.180.0070.05719.08
5.4.170.0100.07019.18
5.4.160.0000.05718.96
5.4.150.0000.04719.06
5.4.140.0070.07016.37
5.4.130.0030.04316.48
5.4.120.0000.07316.38
5.4.110.0070.06716.56
5.4.100.0000.07316.46
5.4.90.0070.04016.55
5.4.80.0030.07316.34
5.4.70.0000.07716.50
5.4.60.0030.07316.52
5.4.50.0030.07016.34
5.4.40.0000.04016.32
5.4.30.0000.03716.55
5.4.20.0000.04316.43
5.4.10.0030.03316.50
5.4.00.0000.04015.80
5.3.290.0070.03714.64
5.3.280.0030.08014.45
5.3.270.0000.06314.55
5.3.260.0030.07314.59
5.3.250.0030.03714.63
5.3.240.0000.07714.60
5.3.230.0000.04314.41
5.3.220.0070.07014.47
5.3.210.0030.04714.55
5.3.200.0030.07714.60
5.3.190.0030.06714.51
5.3.180.0000.04714.51
5.3.170.0100.03714.55
5.3.160.0030.07314.51
5.3.150.0000.08014.51
5.3.140.0000.05014.58
5.3.130.0000.04714.53
5.3.120.0000.04314.41
5.3.110.0000.03714.59
5.3.100.0030.03313.90
5.3.90.0000.04313.88
5.3.80.0030.03714.00
5.3.70.0000.04014.06
5.3.60.0000.03713.88
5.3.50.0000.04013.74
5.3.40.0000.04013.92
5.3.30.0030.03313.86
5.3.20.0000.03713.54
5.3.10.0000.04013.59
5.3.00.0000.04313.48
5.2.170.0000.03312.18
5.2.160.0000.03012.18
5.2.150.0130.02712.18
5.2.140.0000.03012.18
5.2.130.0000.02712.18
5.2.120.0070.02312.18
5.2.110.0000.03012.18
5.2.100.0000.02712.18
5.2.90.0000.02712.18
5.2.80.0000.03312.18
5.2.70.0000.03012.18
5.2.60.0000.02712.18
5.2.50.0000.02712.18
5.2.40.0000.02712.18
5.2.30.0070.03012.18
5.2.20.0030.02712.18
5.2.10.0000.02712.18
5.2.00.0030.03012.18
5.1.60.0000.02312.18
5.1.50.0000.02312.18
5.1.40.0000.02712.18
5.1.30.0000.03012.18
5.1.20.0000.02712.18
5.1.10.0000.02712.18
5.1.00.0000.02312.18
5.0.50.0000.02012.18
5.0.40.0000.02012.18
5.0.30.0000.03312.18
5.0.20.0030.01712.18
5.0.10.0030.01712.18
5.0.00.0030.02712.18
4.4.90.0030.01312.18
4.4.80.0030.01312.18
4.4.70.0000.01312.18
4.4.60.0000.01312.18
4.4.50.0000.01712.18
4.4.40.0000.02312.18
4.4.30.0000.02012.18
4.4.20.0000.01312.18
4.4.10.0030.01312.18
4.4.00.0030.02312.18
4.3.110.0030.01312.18
4.3.100.0000.01312.18
4.3.90.0000.01312.18
4.3.80.0000.02312.18
4.3.70.0000.01312.18
4.3.60.0000.01312.18
4.3.50.0000.01312.18
4.3.40.0000.02312.18
4.3.30.0000.01312.18
4.3.20.0000.01712.18
4.3.10.0000.01712.18
4.3.00.0030.01312.18

preferences:
140.56 ms | 939 KiB | 8 Q