3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pivot = []; $n = 0; for ($i = 1; $i <= 20; $i++) { $pivot[$i] = []; } for($i = 1; $i <= 20; $n++) { $user = &$pivot[$i]; $rand = rand(0, 20); while(array_key_exists($rand, $user) || $rand == $i) { $rand++; } $user[] = $rand; if($n == 10) { $i++; $n = 0; } } foreach($pivot as $key => $piv) { echo "INSERT INTO `following_pivot` (`uid`, `fid`) VALUES "; foreach($piv as $pi) { echo "(", $key, ",", $pi, ")"; if($pi !== end($piv)) { echo ","; } } echo ";"; } //print_r($pivot);

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)
7.4.10.0120.00814.93
7.4.00.0090.00914.87
7.3.130.0070.01314.99
7.3.120.0080.01114.78
7.3.110.0120.00914.80
7.3.100.0070.01114.75
7.3.90.0130.00614.91
7.3.80.0100.00714.97
7.3.70.0040.01114.80
7.3.60.0070.01014.92
7.3.50.0040.00715.01
7.3.40.0110.00714.90
7.3.30.0070.00314.53
7.3.20.0030.01416.55
7.3.10.0070.00716.38
7.3.00.0060.00616.40
7.2.260.0070.01614.83
7.2.250.0140.00715.10
7.2.240.0060.01215.07
7.2.230.0070.00715.01
7.2.220.0030.01714.86
7.2.210.0040.01214.91
7.2.200.0090.00914.88
7.2.190.0070.00715.02
7.2.180.0080.00415.02
7.2.170.0080.00415.22
7.2.160.0060.01314.96
7.2.150.0040.00817.14
7.2.140.0060.00916.93
7.2.130.0090.00617.07
7.2.120.0070.01017.10
7.2.110.0140.00316.98
7.2.100.0030.01416.85
7.2.90.0070.01016.94
7.2.80.0070.01116.87
7.2.70.0030.01017.01
7.2.60.0110.00416.69
7.2.50.0090.00617.05
7.2.40.0080.01117.12
7.2.30.0130.00717.03
7.2.20.0130.00716.70
7.2.10.0100.00716.73
7.2.00.0080.00818.23
7.1.330.0040.01215.88
7.1.320.0030.01316.08
7.1.310.0030.01015.74
7.1.300.0130.00015.76
7.1.290.0070.01115.96
7.1.280.0070.01315.77
7.1.270.0080.00815.90
7.1.260.0030.01415.69
7.1.250.0060.00615.79
7.1.240.0130.00315.86
7.1.230.0060.01015.77
7.1.220.0120.00315.77
7.1.210.0120.00315.86
7.1.200.0130.00315.68
7.1.190.0000.01216.01
7.1.180.0060.01015.50
7.1.170.0070.01115.70
7.1.160.0110.00715.75
7.1.150.0120.00315.76
7.1.140.0060.00615.94
7.1.130.0040.01115.67
7.1.120.0090.00915.53
7.1.110.0040.00815.91
7.1.100.0110.00415.86
7.1.90.0040.01115.72
7.1.80.0060.00915.93
7.1.70.0050.00716.59
7.1.60.0070.00717.71
7.1.50.0090.01316.36
7.1.40.0070.01015.58
7.1.30.0030.01215.79
7.1.20.0080.00815.48
7.1.10.0100.00315.78
7.1.00.0050.04419.08
7.0.330.0070.00315.45
7.0.320.0040.00815.39
7.0.310.0100.01015.45
7.0.300.0100.00615.14
7.0.290.0060.00915.55
7.0.280.0040.00815.25
7.0.270.0040.00715.25
7.0.260.0070.00315.25
7.0.250.0100.01015.38
7.0.240.0080.00815.40
7.0.230.0100.00615.67
7.0.220.0120.00315.23
7.0.210.0040.01215.34
7.0.200.0080.00216.08
7.0.190.0070.00715.63
7.0.180.0090.00615.41
7.0.170.0030.01015.46
7.0.160.0000.01315.33
7.0.150.0070.00715.49
7.0.140.0040.04118.64
7.0.130.0140.00415.57
7.0.120.0000.01815.70
7.0.110.0120.00615.57
7.0.100.0110.00315.21
7.0.90.0000.00915.50
7.0.80.0120.00415.52
7.0.70.0070.00715.54
7.0.60.0030.02417.65
7.0.50.0030.02816.60
7.0.40.0050.03016.57
7.0.30.0290.03516.79
7.0.20.0190.04416.79
7.0.10.0130.03316.91
7.0.00.0060.02516.88
5.6.400.0070.00714.64
5.6.390.0060.00614.31
5.6.380.0080.00414.34
5.6.370.0040.01214.49
5.6.360.0130.00314.56
5.6.350.0100.00714.48
5.6.340.0040.01114.59
5.6.330.0100.00714.51
5.6.320.0070.01414.35
5.6.310.0060.00914.48
5.6.300.0030.00714.66
5.6.290.0030.00714.55
5.6.280.0100.03817.76
5.6.270.0030.01214.36
5.6.260.0110.00714.23
5.6.250.0060.00614.68
5.6.240.0090.00614.60
5.6.230.0000.01814.85
5.6.220.0030.01014.56
5.6.210.0060.03617.58
5.6.200.0120.02016.33
5.6.190.0050.04217.39
5.6.180.0100.02717.47
5.6.170.0220.03817.40
5.6.160.0090.02117.56
5.6.150.0120.04016.24
5.6.140.0080.04216.26
5.6.130.0030.03516.39
5.6.120.0070.03717.77
5.6.110.0160.03717.74
5.6.100.0070.02717.60
5.6.90.0070.03217.80
5.6.80.0100.04617.18
5.6.70.2110.02317.50
5.6.60.0030.01214.25
5.6.50.0030.01014.38
5.6.40.0030.01314.36
5.6.30.0080.00414.57
5.6.20.0080.00614.36
5.6.10.0120.00414.62
5.6.00.0090.00614.66
5.5.380.0090.00914.63
5.5.370.0130.00614.61
5.5.360.0070.00414.74
5.5.350.0070.04317.40
5.5.340.0030.03416.03
5.5.330.0080.04117.46
5.5.320.0130.04317.41
5.5.310.0210.03817.56
5.5.300.0030.02716.00
5.5.290.0070.04816.28
5.5.280.0110.04317.73
5.5.270.0120.04317.41
5.5.260.0120.04217.66
5.5.250.0100.04517.43
5.5.240.0150.04117.38
5.5.230.0050.00514.06
5.5.220.0040.01514.39
5.5.210.0060.00614.19
5.5.200.0030.01314.21
5.5.190.0090.00614.63
5.5.180.0070.01114.19
5.5.170.0150.00014.39
5.5.160.0090.00914.27
5.5.150.0060.01214.23
5.5.140.0030.00914.48
5.5.130.0120.00314.49
5.5.120.0090.00914.21
5.5.110.0030.01714.21
5.5.100.0060.00614.39
5.5.90.0030.00714.41
5.5.80.0070.01014.02
5.5.70.0050.00514.47
5.5.60.0070.00314.44
5.5.50.0100.00714.23
5.5.40.0040.01214.28
5.5.30.0030.00714.06
5.5.20.0040.01114.21
5.5.10.0060.01014.28
5.5.00.0090.00914.28
5.4.450.0120.02415.39
5.4.440.0140.01415.10
5.4.430.0070.02415.07
5.4.420.0130.02715.13
5.4.410.0090.02915.05
5.4.400.0100.02215.21
5.4.390.0150.02115.14
5.4.380.0450.03514.94
5.4.370.0180.03714.91
5.4.360.0150.03414.93
5.4.350.0180.04114.79
5.4.340.0280.02814.76
5.4.330.0090.00610.66
5.4.320.0110.01911.71
5.4.310.0100.02211.78
5.4.300.0070.02011.72
5.4.290.0020.02811.62
5.4.280.0070.02211.64
5.4.270.0060.02311.76
5.4.260.0030.02811.80
5.4.250.0070.02211.74
5.4.240.0100.02011.59
5.4.230.0050.02511.63
5.4.220.0060.02311.74
5.4.210.0060.02411.77
5.4.200.0070.02411.55
5.4.190.0070.01911.71
5.4.180.0070.02511.64
5.4.170.0060.02111.79
5.4.160.0030.02611.80
5.4.150.0050.02311.64
5.4.140.0060.02311.57
5.4.130.0110.01911.48
5.4.120.0050.02411.54
5.4.110.0100.02211.58
5.4.100.0040.02111.52
5.4.90.0090.02111.46
5.4.80.0070.02111.66
5.4.70.0040.02311.60
5.4.60.0030.02311.62
5.4.50.0090.02011.51
5.4.40.0060.02411.54
5.4.30.0070.02211.47
5.4.20.0050.02311.60
5.4.10.0070.02111.51
5.4.00.0050.02311.37
5.3.290.0050.04512.80
5.3.280.0090.04512.70
5.3.270.0080.04812.72
5.3.260.0040.04612.72
5.3.250.0070.03612.72
5.3.240.0080.03512.72
5.3.230.0040.03912.71
5.3.220.0070.03512.68
5.3.210.0070.03812.68
5.3.200.0040.03712.68
5.3.190.0040.03912.68
5.3.180.0040.03812.67
5.3.170.0050.03712.67
5.3.160.0070.03612.67
5.3.150.0070.03612.67
5.3.140.0080.03412.66
5.3.130.0090.03612.66
5.3.120.0050.04012.66
5.3.110.0060.03812.66
5.3.100.0050.04212.11
5.3.90.0080.04012.08
5.3.80.0060.03712.07
5.3.70.0060.03512.08
5.3.60.0050.03612.06
5.3.50.0050.03712.00
5.3.40.0050.03912.00
5.3.30.0040.03611.95
5.3.20.0070.03611.73
5.3.10.0090.03311.70
5.3.00.0080.03311.68
5.2.170.0050.0309.18
5.2.160.0050.0289.18
5.2.150.0040.0319.18
5.2.140.0040.0319.18
5.2.130.0050.0389.14
5.2.120.0060.0269.14
5.2.110.0060.0279.14
5.2.100.0050.0289.14
5.2.90.0050.0289.14
5.2.80.0070.0279.14
5.2.70.0050.0299.14
5.2.60.0050.0309.09
5.2.50.0040.0319.06
5.2.40.0050.0299.03
5.2.30.0020.0329.02
5.2.20.0020.0319.00
5.2.10.0060.0258.93
5.2.00.0060.0318.78
5.1.60.0040.0268.07
5.1.50.0040.0308.06
5.1.40.0050.0288.05
5.1.30.0010.0278.40
5.1.20.0030.0338.41
5.1.10.0050.0258.14
5.1.00.0070.0258.14
5.0.50.0030.0216.62
5.0.40.0030.0226.48
5.0.30.0030.0316.29
5.0.20.0030.0236.27
5.0.10.0040.0206.24
5.0.00.0040.0336.23
4.4.90.0020.0164.78
4.4.80.0010.0174.75
4.4.70.0040.0144.75
4.4.60.0030.0164.75
4.4.50.0010.0174.77
4.4.40.0010.0274.71
4.4.30.0060.0124.76
4.4.20.0040.0144.85
4.4.10.0030.0184.85
4.4.00.0020.0274.76
4.3.110.0030.0154.67
4.3.100.0030.0144.67
4.3.90.0020.0154.63
4.3.80.0010.0254.59
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0050.0284.54
4.3.30.0050.0193.28
4.3.20.0030.0163.26
4.3.10.0030.0143.22
4.3.00.0000.01318.15

preferences:
36.38 ms | 400 KiB | 5 Q