3v4l.org

run code in 300+ PHP versions simultaneously
<?php $your_array = array(array("December 2012" => 58), array("December 2012" => 58) ); $res = array(); foreach($your_array as $val){ $res[key($val)][] = $val[key($val)]; } foreach($res as $k=>&$v){ $v = array_sum($v)/count($v); } echo "<pre>"; print_r($res);

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)
8.3.40.0040.01118.71
8.3.30.0000.01519.07
8.3.20.0040.00420.30
8.3.10.0130.00722.00
8.3.00.0040.00422.42
8.2.170.0100.00722.96
8.2.160.0090.00521.00
8.2.150.0040.01124.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0070.00417.59
8.2.110.0050.00520.56
8.2.100.0080.00317.71
8.2.90.0060.00319.30
8.2.80.0050.00317.97
8.2.70.0060.00317.62
8.2.60.0000.00818.05
8.2.50.0040.00418.07
8.2.40.0040.00418.28
8.2.30.0000.00718.00
8.2.20.0070.00017.79
8.2.10.0020.00517.66
8.2.00.0080.00417.81
8.1.270.0040.00421.91
8.1.260.0060.00326.35
8.1.250.0060.00328.09
8.1.240.0000.01020.96
8.1.230.0120.00017.58
8.1.220.0000.00917.79
8.1.210.0000.00818.77
8.1.200.0080.00417.38
8.1.190.0020.00617.53
8.1.180.0040.00418.73
8.1.170.0050.00318.59
8.1.160.0040.00421.97
8.1.150.0050.00218.55
8.1.140.0040.00417.45
8.1.130.0040.00417.87
8.1.120.0050.00217.38
8.1.110.0040.00417.50
8.1.100.0030.00517.47
8.1.90.0080.00017.34
8.1.80.0000.00817.48
8.1.70.0070.00017.43
8.1.60.0110.00017.55
8.1.50.0030.00617.52
8.1.40.0000.00717.51
8.1.30.0030.00617.49
8.1.20.0050.00317.64
8.1.10.0040.00417.61
8.1.00.0040.00417.40
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0030.00318.37
8.0.270.0030.00317.30
8.0.260.0030.00316.71
8.0.250.0000.00716.98
8.0.240.0000.00716.99
8.0.230.0030.00316.93
8.0.220.0000.00716.89
8.0.210.0030.00316.87
8.0.200.0030.00316.97
8.0.190.0030.00416.95
8.0.180.0050.00316.83
8.0.170.0000.00716.84
8.0.160.0000.00716.83
8.0.150.0000.01016.87
8.0.140.0000.00716.83
8.0.130.0000.00613.34
8.0.120.0030.00516.77
8.0.110.0000.00716.85
8.0.100.0000.00716.88
8.0.90.0000.00716.96
8.0.80.0090.01216.87
8.0.70.0040.00416.75
8.0.60.0000.00716.77
8.0.50.0000.00716.67
8.0.30.0090.01017.15
8.0.20.0080.01017.43
8.0.10.0030.00317.05
8.0.00.0080.01216.78
7.4.330.0050.00015.15
7.4.320.0030.00316.50
7.4.300.0040.00416.49
7.4.290.0050.00516.49
7.4.280.0070.00016.45
7.4.270.0030.00616.61
7.4.260.0060.00316.48
7.4.250.0000.00716.55
7.4.240.0020.00516.60
7.4.230.0040.00416.51
7.4.220.0030.01316.53
7.4.210.0100.00616.58
7.4.200.0000.00716.41
7.4.190.0070.00016.41
7.4.160.0110.01116.52
7.4.150.0100.00717.40
7.4.140.0070.01017.86
7.4.130.0090.01116.57
7.4.120.0140.00316.49
7.4.110.0100.00716.47
7.4.100.0110.01216.59
7.4.90.0100.00716.32
7.4.80.0160.00619.39
7.4.70.0070.01116.60
7.4.60.0100.00616.54
7.4.50.0000.00816.31
7.4.40.0120.00322.77
7.4.30.0150.00316.50
7.4.00.0090.00614.85
7.3.330.0050.00013.20
7.3.320.0000.00513.30
7.3.310.0000.00716.14
7.3.300.0070.00016.23
7.3.290.0050.01116.26
7.3.280.0110.00616.34
7.3.270.0070.01017.40
7.3.260.0090.00916.57
7.3.250.0120.00816.50
7.3.240.0160.00316.35
7.3.230.0090.00916.48
7.3.210.0110.00416.53
7.3.200.0150.00719.39
7.3.190.0060.01216.34
7.3.180.0070.01016.27
7.3.170.0090.01516.27
7.3.160.0080.00816.46
7.3.120.0120.00314.82
7.2.330.0080.01016.51
7.2.320.0080.01116.73
7.2.310.0070.01016.51
7.2.300.0090.00616.77
7.2.290.0100.00616.39
7.1.70.0050.00316.93
7.1.60.0130.00919.82
7.1.50.0060.00616.70
7.1.00.0130.06722.33
7.0.200.0030.01016.81
7.0.140.0070.06722.00
7.0.100.0030.07320.16
7.0.90.0100.06319.92
7.0.80.0070.03719.93
7.0.70.0070.08319.91
7.0.60.0230.04319.96
7.0.50.0130.07320.33
7.0.40.0000.08720.13
7.0.30.0070.04020.19
7.0.20.0000.04720.14
7.0.10.0070.04020.12
7.0.00.0100.07020.07
5.6.280.0070.07021.09
5.6.250.0170.07020.71
5.6.240.0000.04720.60
5.6.230.0130.05320.71
5.6.220.0070.08320.61
5.6.210.0030.04720.64
5.6.200.0030.06321.00
5.6.190.0070.03721.07
5.6.180.0100.07321.16
5.6.170.0030.07020.96
5.6.160.0070.03720.97
5.6.150.0030.04021.02
5.6.140.0070.08720.88
5.6.130.0030.05021.02
5.6.120.0030.04320.94
5.6.110.0100.08321.06
5.6.100.0070.06020.94
5.6.90.0030.07720.98
5.6.80.0000.04020.48
5.6.70.0100.06020.41
5.6.60.0030.08320.41
5.6.50.0100.03320.31
5.6.40.0070.05720.37
5.6.30.0100.08020.38
5.6.20.0100.08020.38
5.6.10.0130.06720.37
5.6.00.0070.04320.33
5.5.380.0000.04320.39
5.5.370.0030.04020.41
5.5.360.0130.03720.39
5.5.350.0030.06720.43
5.5.340.0030.04020.77
5.5.330.0070.03720.93
5.5.320.0100.08320.89
5.5.310.0000.04720.77
5.5.300.0070.04720.63
5.5.290.0030.08320.80
5.5.280.0070.04720.77
5.5.270.0030.04320.91
5.5.260.0130.08020.87
5.5.250.0030.04320.64
5.5.240.0070.05720.25
5.5.230.0100.05720.17
5.5.220.0070.07020.29
5.5.210.0100.04020.17
5.5.200.0100.06020.18
5.5.190.0000.07019.98
5.5.180.0070.03720.27
5.5.160.0070.07320.23
5.5.150.0100.07720.17
5.5.140.0000.04020.13
5.5.130.0100.06020.14
5.5.120.0100.07720.11
5.5.110.0070.08020.23
5.5.100.0030.08020.07
5.5.90.0070.07320.09
5.5.80.0100.06020.06
5.5.70.0070.08319.92
5.5.60.0030.06319.99
5.5.50.0070.08020.07
5.5.40.0100.03020.03
5.5.30.0100.04020.02
5.5.20.0030.05320.14
5.5.10.0000.06720.02
5.5.00.0030.08020.02
5.4.450.0070.07319.29
5.4.440.0070.07319.36
5.4.430.0000.06319.43
5.4.420.0070.08319.23
5.4.410.0030.04719.27
5.4.400.0030.04719.08
5.4.390.0030.05319.04
5.4.380.0170.06719.11
5.4.370.0070.03319.12
5.4.360.0100.03719.04
5.4.350.0070.04019.03
5.4.340.0070.03319.07
5.4.320.0030.03718.94
5.4.310.0000.04019.05
5.4.300.0130.07319.12
5.4.290.0170.06318.95
5.4.280.0100.07018.92
5.4.270.0130.05718.97
5.4.260.0070.07018.94
5.4.250.0070.03318.97
5.4.240.0030.07018.89
5.4.230.0000.04018.94
5.4.220.0000.04319.06
5.4.210.0070.07719.02
5.4.200.0100.07319.00
5.4.190.0200.06719.10
5.4.180.0030.06319.22
5.4.170.0100.07318.82
5.4.160.0030.08018.79
5.4.150.0100.06719.20
5.4.140.0000.06016.31
5.4.130.0030.07716.26
5.4.120.0070.06716.36
5.4.110.0070.06316.32
5.4.100.0070.04316.22
5.4.90.0030.03316.31
5.4.80.0070.05016.22
5.4.70.0070.07016.35
5.4.60.0170.06316.39
5.4.50.0030.06716.40
5.4.40.0070.07316.38
5.4.30.0100.05716.27
5.4.20.0030.03716.41
5.4.10.0170.06316.27
5.4.00.0100.06315.81
5.3.290.0100.07314.60
5.3.280.0000.07014.41
5.3.270.0100.03314.46
5.3.260.0030.06314.46
5.3.250.0000.07314.47
5.3.240.0070.03314.60
5.3.230.0100.07714.55
5.3.220.0030.07014.54
5.3.210.0130.05014.54
5.3.200.0030.07014.52
5.3.190.0070.04314.50
5.3.180.0100.03014.50
5.3.170.0000.04314.39
5.3.160.0100.06314.41
5.3.150.0100.07314.51
5.3.140.0100.07714.55
5.3.130.0030.08314.41
5.3.120.0030.07714.40
5.3.110.0100.03314.49
5.3.100.0070.07313.99
5.3.90.0030.06013.98
5.3.80.0000.06713.88
5.3.70.0000.07714.01
5.3.60.0100.02313.76
5.3.50.0000.04713.90
5.3.40.0030.03313.71
5.3.30.0100.05013.77
5.3.20.0070.06713.63
5.3.10.0070.07313.61
5.3.00.0100.06713.63
5.2.170.0030.05011.14
5.2.160.0030.05010.98
5.2.150.0000.03011.14
5.2.140.0130.05010.98
5.2.130.0030.02711.04
5.2.120.0030.03311.15
5.2.110.0030.06010.93
5.2.100.0000.06710.93
5.2.90.0130.01710.95
5.2.80.0030.03011.14
5.2.70.0030.04710.94
5.2.60.0030.04011.03
5.2.50.0030.05311.02
5.2.40.0030.03010.95
5.2.30.0000.03310.77
5.2.20.0070.05711.02
5.2.10.0100.02710.80
5.2.00.0030.06010.64
5.1.60.0000.04710.07
5.1.50.0030.05710.04
5.1.40.0030.02310.07
5.1.30.0000.02710.34
5.1.20.0070.05010.30
5.1.10.0000.06010.17
5.1.00.0030.0539.89
5.0.50.0100.0338.63
5.0.40.0000.0378.50
5.0.30.0030.0638.48
5.0.20.0000.0408.48
5.0.10.0070.0378.48
5.0.00.0030.0578.48
4.4.90.0000.0438.48
4.4.80.0000.0338.48
4.4.70.0000.0308.48
4.4.60.0030.0308.48
4.4.50.0070.0308.48
4.4.40.0030.0238.48
4.4.30.0000.0378.48
4.4.20.0000.0178.48
4.4.10.0070.0308.48
4.4.00.0000.0478.48
4.3.110.0000.0178.48
4.3.100.0000.0178.48
4.3.90.0000.0308.48
4.3.80.0070.0278.48
4.3.70.0030.0178.48
4.3.60.0000.0178.48
4.3.50.0030.0138.48
4.3.40.0000.0308.48
4.3.30.0030.0138.48
4.3.20.0030.0138.48
4.3.10.0000.0308.48
4.3.00.0070.0108.48

preferences:
48.41 ms | 400 KiB | 5 Q