3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = ['First', 'Second', 'Third', 'Fourth', 'Fifth', 'Sixth']; $chose = []; $result = []; foreach($data as $i=>$item) { $keys = array_diff(array_keys($data), $chose, [$i]); $pair = $keys[array_rand($keys)]; $chose[] = $pair; $result[]= [$item, $data[$pair]]; echo("Chosen: \n"); var_dump($chose); echo("Diff: \n"); var_dump($keys); } var_dump($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)
7.4.00.0070.01315.03
7.3.120.0060.01214.70
7.3.110.0070.01014.67
7.3.100.0020.01414.97
7.3.90.0050.00814.91
7.3.80.0070.00914.65
7.3.70.0070.00714.59
7.3.60.0080.00914.83
7.3.50.0030.01314.87
7.3.40.0070.00914.74
7.3.30.0060.00614.93
7.3.20.0090.00716.68
7.3.10.0070.00916.68
7.3.00.0050.01016.69
7.2.250.0050.01415.15
7.2.240.0080.01114.95
7.2.230.0040.00915.08
7.2.220.0070.00815.18
7.2.210.0030.01015.05
7.2.200.0040.00915.06
7.2.190.0100.00514.93
7.2.180.0080.00514.88
7.2.170.0070.00715.05
7.2.160.0060.00315.00
7.2.150.0030.01317.13
7.2.140.0030.00916.70
7.2.130.0060.00817.02
7.2.120.0060.00817.04
7.2.110.0090.00716.87
7.2.100.0110.00516.99
7.2.90.0030.00816.91
7.2.80.0100.00817.09
7.2.70.0080.01016.81
7.2.60.0070.01216.81
7.2.50.0030.01416.89
7.2.40.0030.01216.96
7.2.30.0100.00516.87
7.2.20.0090.00516.96
7.2.10.0020.00916.77
7.2.00.0080.00617.85
7.1.330.0030.01015.84
7.1.320.0080.00515.77
7.1.310.0050.00915.75
7.1.300.0060.00715.83
7.1.290.0100.00615.87
7.1.280.0030.01215.87
7.1.270.0060.00515.79
7.1.260.0040.01015.72
7.1.250.0110.00415.85
7.1.70.0000.00817.19
7.1.60.0110.01419.17
7.1.50.0180.00717.05
7.1.00.0070.06322.44
7.0.200.4070.00015.10
7.0.140.0030.07322.04
7.0.100.0200.07319.89
7.0.90.0170.07719.96
7.0.80.0100.06319.89
7.0.70.0170.07319.97
7.0.60.0100.06019.96
7.0.50.0130.07320.29
7.0.40.0070.08320.10
7.0.30.0030.08720.10
7.0.20.0170.05720.07
7.0.10.0130.08320.04
7.0.00.0100.08020.09
5.6.280.0100.06720.89
5.6.250.0130.06720.56
5.6.240.0070.09020.59
5.6.230.0070.08020.68
5.6.220.0100.08320.57
5.6.210.0100.08020.44
5.6.200.0130.07321.09
5.6.190.0200.06721.06
5.6.180.0200.07721.08
5.6.170.0070.08721.04
5.6.160.0200.06321.13
5.6.150.0200.07321.08
5.6.140.0070.06721.02
5.6.130.0170.07321.05
5.6.120.0070.07721.00
5.6.110.0070.09021.03
5.6.100.0100.09321.03
5.6.90.0130.08020.98
5.6.80.0100.04320.45
5.6.70.0070.04720.40
5.6.60.0030.04320.38
5.6.50.0200.02720.41
5.6.40.0070.03720.27
5.6.30.0030.04020.32
5.6.20.0030.04020.44
5.6.10.0000.04320.23
5.6.00.0070.04020.27
5.5.380.0170.06020.35
5.5.370.0100.06320.53
5.5.360.0070.08320.53
5.5.350.0100.07720.42
5.5.340.0100.05720.73
5.5.330.0070.04720.86
5.5.320.0200.06020.64
5.5.310.0100.07320.75
5.5.300.0000.04720.91
5.5.290.0100.07720.88
5.5.280.0070.07720.63
5.5.270.0070.08720.73
5.5.260.0230.06720.83
5.5.250.0070.08020.71
5.5.240.0100.07720.30
5.5.230.0030.05020.15
5.5.220.0100.04720.23
5.5.210.0100.03720.28
5.5.200.0070.03719.99
5.5.190.0000.04319.99
5.5.180.0000.04320.23
5.5.160.0000.04720.21
5.5.150.0130.04720.14
5.5.140.0030.05320.13
5.5.130.0000.04320.23
5.5.120.0070.06720.24
5.5.110.0070.04720.11
5.5.100.0170.07020.01
5.5.90.0070.04320.09
5.5.80.0130.03020.14
5.5.70.0070.03720.13
5.5.60.0130.03020.04
5.5.50.0100.03319.99
5.5.40.0100.05020.07
5.5.30.0070.03720.07
5.5.20.0030.04020.08
5.5.10.0070.03720.12
5.5.00.0000.04320.04
5.4.450.0100.07719.27
5.4.440.0100.07719.37
5.4.430.0130.06319.36
5.4.420.0030.08019.55
5.4.410.0100.07019.29
5.4.400.0100.06719.04
5.4.390.0170.07018.95
5.4.380.0030.03718.96
5.4.370.0100.04018.95
5.4.360.0000.04318.81
5.4.350.0030.03719.14
5.4.340.0030.05319.03
5.4.320.0070.04019.05
5.4.310.0030.04019.07
5.4.300.0000.04719.12
5.4.290.0200.02719.03
5.4.280.0000.04719.10
5.4.270.0070.04019.04
5.4.260.0030.04019.22
5.4.250.0030.04018.80
5.4.240.0000.04318.96
5.4.230.0070.03319.09
5.4.220.0030.04018.94
5.4.210.0030.06319.05
5.4.200.0100.07019.05
5.4.190.0100.03718.80
5.4.180.0000.04319.04
5.4.170.0130.03019.16
5.4.160.0030.04018.79
5.4.150.0130.03019.23
5.4.140.0000.04016.37
5.4.130.0070.05316.27
5.4.120.0000.04016.27
5.4.110.0100.03016.21
5.4.100.0070.03716.33
5.4.90.0030.04716.45
5.4.80.0030.04016.24
5.4.70.0030.08016.34
5.4.60.0030.07316.21
5.4.50.0070.07316.18
5.4.40.0200.05316.39
5.4.30.0100.07016.35
5.4.20.0070.05316.19
5.4.10.0130.06016.34
5.4.00.0070.04015.83
5.3.290.0000.05314.66
5.3.280.0000.04014.57
5.3.270.0100.05314.59
5.3.260.0000.05014.59
5.3.250.0000.04714.57
5.3.240.0030.03714.57
5.3.230.0000.04714.58
5.3.220.0100.04314.57
5.3.210.0030.04314.42
5.3.200.0030.03714.39
5.3.190.0130.07314.55
5.3.180.0000.06014.42
5.3.170.0070.04714.40
5.3.160.0130.07014.55
5.3.150.0070.05014.56
5.3.140.0070.07014.51
5.3.130.0030.07714.50
5.3.120.0130.07314.51
5.3.110.0100.06714.41
5.3.100.0100.06313.91
5.3.90.0070.05713.96
5.3.80.0030.06713.95
5.3.70.0100.07013.96
5.3.60.0100.07313.76
5.3.50.0070.07713.71
5.3.40.0000.08013.85
5.3.30.0070.07313.76
5.3.20.0100.07013.67
5.3.10.0100.06013.41
5.3.00.0100.05013.58
5.2.170.0070.06011.13
5.2.160.0100.06011.00
5.2.150.0070.05011.11
5.2.140.0030.06310.98
5.2.130.0100.03311.02
5.2.120.0100.05710.92
5.2.110.0100.06011.06
5.2.100.0070.06310.89
5.2.90.0030.06311.09
5.2.80.0100.04010.90
5.2.70.0070.05711.13
5.2.60.0000.06310.90
5.2.50.0000.05711.06
5.2.40.0030.06010.80
5.2.30.0000.04010.79
5.2.20.0030.06310.88
5.2.10.0030.05010.90
5.2.00.0070.03310.64
5.1.60.0070.0339.98
5.1.50.0030.05010.04
5.1.40.0030.05310.04
5.1.30.0030.03310.39
5.1.20.0070.05310.21
5.1.10.0030.0579.91
5.1.00.0030.05710.09
5.0.50.0030.0479.39
5.0.40.0030.0439.39
5.0.30.0070.0639.39
5.0.20.0000.0479.39
5.0.10.0100.0339.39
5.0.00.0030.0679.39
4.4.90.0030.0379.39
4.4.80.0000.0339.39
4.4.70.0070.0309.39
4.4.60.0000.0379.39
4.4.50.0000.0379.39
4.4.40.0070.0539.39
4.4.30.0000.0379.39
4.4.20.0000.0409.39
4.4.10.0000.0279.39
4.4.00.0000.0579.39
4.3.110.0030.0239.39
4.3.100.0030.0379.39
4.3.90.0000.0309.39
4.3.80.0000.0539.39
4.3.70.0000.0339.39
4.3.60.0030.0339.39
4.3.50.0070.0309.39
4.3.40.0030.0409.39
4.3.30.0070.0209.39
4.3.20.0000.0379.39
4.3.10.0000.0379.39
4.3.00.0000.0379.39

preferences:
45.33 ms | 401 KiB | 5 Q