3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = ['First', 'Second', 'Third', 'Fourth', 'Fifth', 'Sixth']; $temp = $data; $result = []; foreach($data as $i=>$item) { unset($temp[$i]); $result[] = [$item, $temp[array_rand($temp)]]; } 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)
7.4.00.0150.00314.79
7.3.120.0040.01515.02
7.3.110.0030.01515.11
7.3.100.0060.00914.57
7.3.90.0080.00314.88
7.3.80.0110.00014.98
7.3.70.0030.01014.70
7.3.60.0070.00314.70
7.3.50.0030.01114.88
7.3.40.0110.00714.60
7.3.30.0030.01414.93
7.3.20.0090.00616.77
7.3.10.0040.01116.79
7.3.00.0070.00316.60
7.2.250.0060.01314.89
7.2.240.0070.01414.70
7.2.230.0000.01815.16
7.2.220.0130.00315.04
7.2.210.0030.01314.79
7.2.200.0030.01514.96
7.2.190.0090.00614.86
7.2.180.0030.01015.06
7.2.170.0090.00615.12
7.2.00.0000.00919.65
7.1.330.0100.00315.88
7.1.320.0070.00715.79
7.1.310.0070.00715.96
7.1.300.0030.00915.61
7.1.290.0060.00315.47
7.1.280.0040.00815.90
7.1.270.0040.01115.67
7.1.260.0000.01315.61
7.1.70.0000.00717.09
7.1.60.0060.00619.17
7.1.50.0060.01916.68
7.1.00.0030.03722.46
7.0.200.0180.00314.96
7.0.140.0070.06321.93
7.0.110.0070.08720.09
7.0.100.0070.08020.04
7.0.90.0130.07320.08
7.0.80.0100.08019.94
7.0.70.0270.06720.02
7.0.60.0070.09020.04
7.0.50.0100.08319.93
7.0.40.0130.08319.79
7.0.30.0030.08319.88
7.0.20.0100.08319.64
7.0.10.0100.07719.73
7.0.00.0100.07719.69
5.6.260.0100.06720.70
5.6.250.0100.08020.65
5.6.240.0100.08020.70
5.6.230.0070.07320.68
5.6.220.0030.08720.68
5.6.210.0230.06320.64
5.6.200.0130.07320.85
5.6.190.0070.06020.61
5.6.180.0070.07720.56
5.6.170.0100.08320.59
5.6.160.0070.08020.70
5.6.150.0030.08320.63
5.6.140.0170.04320.64
5.6.130.0070.08020.64
5.6.120.0070.08320.46
5.6.110.0030.08720.54
5.6.100.0070.08320.45
5.6.90.0000.06320.66
5.6.80.0070.06720.09
5.6.70.0100.07719.92
5.6.60.0100.07319.93
5.6.50.0070.08020.09
5.6.40.0130.08019.92
5.6.30.0130.07020.04
5.6.20.0000.05720.02
5.6.10.0100.07320.06
5.6.00.0130.07720.04
5.5.380.0000.09020.47
5.5.370.0070.08720.54
5.5.360.0070.07720.35
5.5.350.0130.07720.41
5.5.340.0170.05720.95
5.5.330.0100.05321.02
5.5.320.0030.07320.80
5.5.310.0070.09020.82
5.5.300.0100.08320.95
5.5.290.0070.08720.80
5.5.280.0100.08020.80
5.5.270.0030.05321.00
5.5.260.0100.08320.68
5.5.250.0130.07020.82
5.5.240.0030.07720.32
5.5.230.0130.08020.03
5.5.220.0070.07720.24
5.5.210.0200.06720.15
5.5.200.0100.08320.36
5.5.190.0100.07020.09
5.5.180.0130.07020.15
5.5.160.0100.07720.33
5.5.150.0130.07320.34
5.5.140.0070.07320.25
5.5.130.0100.07320.29
5.5.120.0030.08320.23
5.5.110.0070.05320.22
5.5.100.0070.08320.05
5.5.90.0030.08020.14
5.5.80.0200.07020.09
5.5.70.0070.08020.23
5.5.60.0030.07719.97
5.5.50.0030.08019.98
5.5.40.0070.08320.16
5.5.30.0100.07720.24
5.5.20.0000.04320.18
5.5.10.0070.03720.11
5.5.00.0070.03720.16
5.4.450.0000.07319.34
5.4.440.0100.08319.27
5.4.430.0130.08019.44
5.4.420.0000.08319.35
5.4.410.0100.07319.15
5.4.400.0130.07019.25
5.4.390.0170.06719.10
5.4.380.0170.05319.27
5.4.370.0030.08319.16
5.4.360.0030.08019.03
5.4.350.0170.07019.12
5.4.340.0070.07719.07
5.4.320.0070.08019.15
5.4.310.0070.06719.12
5.4.300.0030.08019.25
5.4.290.0030.08319.00
5.4.280.0070.08019.00
5.4.270.0030.07719.16
5.4.260.0100.07719.02
5.4.250.0030.06318.95
5.4.240.0070.08019.24
5.4.230.0100.07319.09
5.4.220.0070.06719.00
5.4.210.0070.07019.00
5.4.200.0030.08719.07
5.4.190.0070.06018.91
5.4.180.0070.03318.94
5.4.170.0070.03319.00
5.4.160.0030.03718.98
5.4.150.0130.04019.25
5.4.140.0070.03316.48
5.4.130.0030.05016.46
5.4.120.0030.03316.52
5.4.110.0000.05716.50
5.4.100.0070.04316.50
5.4.90.0000.05316.53
5.4.80.0070.03316.36
5.4.70.0170.06716.36
5.4.60.0030.07316.45
5.4.50.0000.08016.25
5.4.40.0030.07316.53
5.4.30.0070.06316.50
5.4.20.0000.05316.25
5.4.10.0000.04016.35
5.4.00.0030.03715.70
5.3.290.0100.07014.61
5.3.280.0070.07314.52
5.3.270.0030.03714.68
5.3.260.0030.03714.62
5.3.250.0030.03714.43
5.3.240.0030.06714.54
5.3.230.0030.03714.60
5.3.220.0070.03314.45
5.3.210.0030.04014.45
5.3.200.0070.04714.46
5.3.190.0030.05014.40
5.3.180.0030.07014.64
5.3.170.0000.04014.49
5.3.160.0030.07314.51
5.3.150.0030.07314.63
5.3.140.0070.07314.55
5.3.130.0030.04314.45
5.3.120.0030.03714.57
5.3.110.0030.03714.47
5.3.100.0100.04714.02
5.3.90.0130.04313.89
5.3.80.0100.03013.95
5.3.70.0130.02313.86
5.3.60.0000.04013.94
5.3.50.0070.05013.79
5.3.40.0070.04013.73
5.3.30.0000.04013.98
5.3.20.0000.04013.52
5.3.10.0000.03713.73
5.3.00.0030.03713.48
5.2.170.0000.02712.51
5.2.160.0070.02312.51
5.2.150.0030.03012.51
5.2.140.0030.03012.51
5.2.130.0030.02712.51
5.2.120.0000.03012.51
5.2.110.0070.02312.51
5.2.100.0030.03012.51
5.2.90.0070.05012.51
5.2.80.0070.02312.51
5.2.70.0030.03312.51
5.2.60.0030.02712.51
5.2.50.0070.02712.51
5.2.40.0030.06012.51
5.2.30.0070.02312.51
5.2.20.0000.03012.51
5.2.10.0070.03012.51
5.2.00.0000.03012.51
5.1.60.0000.04012.51
5.1.50.0000.03712.51
5.1.40.0000.02312.51
5.1.30.0070.01712.51
5.1.20.0000.02712.51
5.1.10.0070.02012.51
5.1.00.0030.02712.51
5.0.50.0030.02012.51
5.0.40.0000.02712.51
5.0.30.0000.03012.51
5.0.20.0000.02312.51
5.0.10.0070.03012.51
5.0.00.0030.03712.51
4.4.90.0000.01712.51
4.4.80.0000.01312.51
4.4.70.0000.02712.51
4.4.60.0000.01712.51
4.4.50.0000.01712.51
4.4.40.0030.02012.51
4.4.30.0000.01712.51
4.4.20.0030.01312.51
4.4.10.0070.03012.51
4.4.00.0000.03712.51
4.3.110.0000.01712.51
4.3.100.0000.01712.51
4.3.90.0000.02712.51
4.3.80.0030.02712.51
4.3.70.0030.02712.51
4.3.60.0070.02312.51
4.3.50.0030.01012.51
4.3.40.0000.03312.51
4.3.30.0000.01712.51
4.3.20.0070.03012.51
4.3.10.0030.03312.51
4.3.00.0030.03312.51

preferences:
40.81 ms | 401 KiB | 5 Q