3v4l.org

run code in 300+ PHP versions simultaneously
<?php $names = ['Adamino', 'Pete', 'Mark', 'Gonz']; $pairs = []; $pair = $names[array_rand($names, 2)]; unset($names[$pair[0]], $names[$pair[1]]); $pairs[] = $pair; var_dump($pair); var_dump($pairs); var_dump($names); $result = "The PP randomizer has selected: \n"; foreach ($pairs as $p) { $result .= " -> {$p[0]} and {$p[1]}\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)
7.4.10.0080.00414.93
7.4.00.0070.00715.03
7.3.130.0000.01115.04
7.3.120.0090.00614.90
7.3.110.0090.00414.90
7.3.100.0080.00514.93
7.3.90.0090.00314.83
7.3.80.0080.00614.97
7.3.70.0020.01014.86
7.3.60.0050.00714.91
7.3.50.0040.00714.86
7.3.40.0050.00814.99
7.3.30.0060.00614.79
7.3.20.0030.01016.56
7.3.10.0050.00716.70
7.3.00.0040.00916.72
7.2.260.0040.00815.04
7.2.250.0080.00715.00
7.2.240.0040.01014.77
7.2.230.0060.00515.02
7.2.220.0030.01014.96
7.2.210.0050.00815.22
7.2.200.0060.00615.08
7.2.190.0050.00514.91
7.2.180.0050.00915.01
7.2.170.0050.00714.89
7.2.160.0040.00814.96
7.2.150.0040.00817.10
7.2.140.0000.01217.05
7.2.130.0080.00516.71
7.2.120.0070.00516.70
7.2.110.0070.00416.75
7.2.100.0060.00816.86
7.2.90.0020.01016.88
7.2.80.0080.00516.85
7.2.70.0090.00316.46
7.2.60.0070.00616.73
7.2.50.0040.00716.89
7.2.40.0060.00416.84
7.2.30.0100.00616.84
7.2.20.0070.00817.01
7.2.10.0090.00416.74
7.2.00.0040.01117.69
7.1.330.0090.00315.96
7.1.320.0060.00415.87
7.1.310.0070.00415.82
7.1.300.0050.00715.89
7.1.290.0090.00515.73
7.1.280.0060.00615.96
7.1.270.0050.00715.79
7.1.260.0030.00815.83
7.1.250.0080.00615.71
7.1.240.0000.01015.94
7.1.230.0030.00715.72
7.1.220.0070.00315.43
7.1.210.0030.00715.80
7.1.200.0000.00815.97
7.1.190.0040.00815.88
7.1.180.0070.00415.98
7.1.170.0000.01415.79
7.1.160.0000.01215.46
7.1.150.0070.00415.72
7.1.140.0050.00215.76
7.1.130.0030.01015.54
7.1.120.0020.00515.76
7.1.110.0030.00915.68
7.1.100.0070.00716.97
7.1.90.0060.00615.85
7.1.80.0030.00615.91
7.1.70.0120.00516.51
7.1.60.0230.00725.54
7.1.50.0160.01825.27
7.1.40.0130.01325.19
7.1.30.0130.01425.15
7.1.20.0150.01125.21
7.1.10.0080.00816.18
7.1.00.0100.01016.24
7.0.330.0050.00515.16
7.0.320.0000.01015.51
7.0.310.0050.00315.18
7.0.300.0030.00615.46
7.0.290.0000.01115.39
7.0.280.0040.00715.48
7.0.270.0000.01015.43
7.0.260.0030.00815.38
7.0.250.0000.01015.36
7.0.240.0030.00815.52
7.0.230.0060.00315.43
7.0.220.0060.00615.43
7.0.210.0000.00815.48
7.0.200.0100.01016.09
7.0.190.0060.01016.10
7.0.180.0140.00315.82
7.0.170.0070.00515.74
7.0.160.0080.00815.79
7.0.150.0110.00715.75
7.0.140.0070.00915.94
7.0.130.0090.01016.03
7.0.120.0100.00516.10
7.0.110.0030.01415.94
7.0.100.0060.01015.83
7.0.90.0090.01015.97
7.0.80.0100.00615.94
7.0.70.0070.00515.87
7.0.60.0090.00615.93
7.0.50.0060.01115.86
7.0.40.0040.01114.93
7.0.30.0140.00415.00
7.0.20.0110.00814.95
7.0.10.0060.01314.97
7.0.00.0060.00914.92
5.6.400.0080.00314.55
5.6.390.0000.01114.70
5.6.380.0060.00714.64
5.6.370.0030.00614.58
5.6.360.0100.00314.69
5.6.350.0110.00414.37
5.6.340.0060.00614.60
5.6.330.0070.00714.70
5.6.320.0000.00914.34
5.6.310.0030.00814.42
5.6.300.0040.00914.44
5.6.290.0070.01114.62
5.6.280.0030.01014.70
5.6.270.0030.01014.76
5.6.260.0070.00714.53
5.6.250.0070.00714.29
5.6.240.0030.01214.48
5.6.230.0030.00814.43
5.6.220.0000.01114.54
5.6.210.0080.00414.49
5.6.200.0040.00414.36
5.6.190.0000.01014.35
5.6.180.0070.00314.47
5.6.170.0030.01014.68
5.6.160.0000.00814.41
5.6.150.0000.00914.06
5.6.140.0030.00914.51
5.6.130.0000.01014.36
5.6.120.0060.00614.25
5.6.110.0000.01014.50
5.6.100.0070.00714.43
5.6.90.0070.00414.52
5.6.80.0000.01514.27
5.6.70.0060.00914.32
5.6.60.0080.00414.18
5.6.50.0140.00314.38
5.6.40.0030.01414.46
5.6.30.0030.00913.98
5.6.20.0060.00614.24
5.6.10.0070.00414.42
5.6.00.0030.00914.54

preferences:
36.5 ms | 401 KiB | 5 Q