3v4l.org

run code in 300+ PHP versions simultaneously
<?php $size = pow(2, 10); // 16 is just an example, could also be 15 or 17 $startTime = microtime(true); $array = array(); for ($key = 0, $maxKey = $size - 1; $key <= $maxKey; ++$key) { $array[$key] = 0; } $endTime = microtime(true); echo 'Inserting ', $size, ' good elements took ', $endTime - $startTime, ' seconds', "\n"; $startTime = microtime(true); $array = array(); for ($key = 0, $maxKey = ($size - 1) * $size; $key <= $maxKey; $key += $size) { $array[$key] = 0; } $endTime = microtime(true); echo 'Inserting ', $size, ' evil elements took ', $endTime - $startTime, ' seconds', "\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)
7.4.00.0060.01214.74
7.3.120.0050.01514.82
7.3.110.0050.01415.02
7.3.100.0050.01015.01
7.3.90.0070.01014.82
7.3.80.0080.00815.03
7.3.70.0040.00914.85
7.3.60.0070.00914.91
7.3.50.0050.00715.00
7.3.40.0070.00714.89
7.3.30.0070.01014.85
7.3.20.0020.01216.57
7.3.10.0100.00516.45
7.3.00.0080.00616.68
7.2.250.0070.01315.00
7.2.240.0070.01115.03
7.2.230.0100.00615.10
7.2.220.0020.01215.03
7.2.210.0080.00815.20
7.2.200.0050.01115.12
7.2.190.0020.01115.15
7.2.180.0090.00915.09
7.2.170.0100.00915.05
7.2.130.0030.01416.92
7.2.120.0090.00616.92
7.2.110.0070.00417.07
7.2.100.0070.01116.86
7.2.90.0040.01116.93
7.2.80.0030.00717.14
7.2.70.0000.01416.98
7.2.60.0040.01416.91
7.2.50.0100.00616.95
7.2.40.0130.00317.07
7.2.30.0070.00716.99
7.2.20.0040.01116.97
7.2.10.0000.01717.10
7.2.00.0080.00718.07
7.1.330.0050.01115.68
7.1.320.0050.01115.79
7.1.310.0050.01015.78
7.1.300.0040.01215.75
7.1.290.0060.00815.66
7.1.280.0040.01215.70
7.1.270.0050.01115.66
7.1.260.0060.00815.87
7.1.250.0090.00615.70
7.1.70.0000.01017.26
7.1.60.0070.01719.46
7.1.50.0190.00616.64
7.1.00.0030.08022.43
7.0.200.0750.01014.80
7.0.140.0030.07322.00
7.0.60.0270.06720.04
7.0.50.0030.04317.96
7.0.40.0030.09320.20
7.0.30.0500.05720.17
7.0.20.0230.05320.21
7.0.10.0070.04020.13
7.0.00.0200.07320.16
5.6.280.0070.07720.80
5.6.210.0070.04320.70
5.6.200.0070.04318.09
5.6.190.0000.05320.39
5.6.180.0500.07320.45
5.6.170.0270.07320.49
5.6.160.0070.09020.50
5.6.150.0170.07718.19
5.6.140.0170.07318.21
5.6.130.0400.04718.17
5.6.120.0000.05321.15
5.6.110.0070.05021.05
5.6.100.0170.08320.98
5.6.90.0170.08021.16
5.6.80.0130.08020.41
5.5.350.0100.08320.45
5.5.340.0070.09018.02
5.5.330.0100.05320.47
5.5.320.0100.05020.30
5.5.310.0370.06020.27
5.5.300.0000.06018.00
5.5.290.0230.08317.92
5.5.280.0030.07320.84
5.5.270.0030.04720.95
5.5.260.0200.08020.81
5.5.250.0100.04320.49
5.5.240.0030.08320.29
5.4.450.0900.07319.32
5.4.440.0600.06319.10
5.4.430.0730.05719.47
5.4.420.0030.06719.47
5.4.410.0800.06319.43
5.4.400.0770.06018.91
5.4.390.0100.06019.08
5.4.380.0270.06018.77
5.4.370.0300.06318.71
5.4.360.0330.05318.64
5.4.350.0230.06018.81
5.4.340.0330.04718.63
5.4.320.0060.04312.60
5.4.310.0110.04312.59
5.4.300.0040.04112.60
5.4.290.0090.04112.58
5.4.280.0070.04112.48
5.4.270.0080.03812.48
5.4.260.0070.04112.48
5.4.250.0050.04312.48
5.4.240.0060.04312.48
5.4.230.0070.04112.47
5.4.220.0040.04212.47
5.4.210.0080.04812.47
5.4.200.0040.06112.47
5.4.190.0090.03812.47
5.4.180.0040.04312.47
5.4.170.0070.03912.48
5.4.160.0080.04312.48
5.4.150.0080.04112.47
5.4.140.0070.04912.15
5.4.130.0070.05712.14
5.4.120.0050.05512.11
5.4.110.0070.04512.09
5.4.100.0040.04312.10
5.4.90.0060.04212.10
5.4.80.0060.04112.09
5.4.70.0060.04012.09
5.4.60.0070.04012.09
5.4.50.0050.04312.09
5.4.40.0060.04612.08
5.4.30.0070.04612.08
5.4.20.0070.05712.08
5.4.10.0050.05812.08
5.4.00.0070.05811.57
5.3.290.0100.04312.86
5.3.280.0070.04412.79
5.3.270.0070.05012.80
5.3.260.0060.04512.80
5.3.250.0050.04312.80
5.3.240.0080.04312.79
5.3.230.0040.04712.79
5.3.220.0070.04612.76
5.3.210.0100.04612.76
5.3.200.0050.04612.76
5.3.190.0090.05612.76
5.3.180.0090.04812.75
5.3.170.0050.05512.76
5.3.160.0080.03912.76
5.3.150.0050.04512.75
5.3.140.0050.04512.75
5.3.130.0040.04612.74
5.3.120.0090.04212.74
5.3.110.0050.04712.74
5.3.100.0070.04212.23
5.3.90.0060.04212.21
5.3.80.0070.04212.20
5.3.70.0070.04012.20
5.3.60.0060.04012.19
5.3.50.0080.03712.13
5.3.40.0060.04012.13
5.3.30.0090.03612.10
5.3.20.0040.04111.87
5.3.10.0070.03811.84
5.3.00.0050.04411.83
5.2.170.0090.0459.32
5.2.160.0060.0399.32
5.2.150.0090.0469.32
5.2.140.0070.0359.32
5.2.130.0060.0369.28
5.2.120.0080.0339.27
5.2.110.0050.0369.28
5.2.100.0060.0349.28
5.2.90.0040.0359.28
5.2.80.0030.0369.28
5.2.70.0050.0439.27
5.2.60.0060.0369.23
5.2.50.0070.0409.19
5.2.40.0090.0329.16
5.2.30.0070.0329.15
5.2.20.0040.0479.14
5.2.10.0030.0359.13
5.2.00.0050.0348.99
5.1.60.0050.0298.29
5.1.50.0050.0328.28
5.1.40.0080.0428.26
5.1.30.0050.0358.61
5.1.20.0050.0428.63
5.1.10.0080.0348.36
5.1.00.0050.0398.36
5.0.50.0090.0396.84
5.0.40.0060.0266.69
5.0.30.0010.0426.50
5.0.20.0020.0306.48
5.0.10.0030.0296.46
5.0.00.0040.0366.45
4.4.90.0030.0204.86
4.4.80.0020.0214.84
4.4.70.0020.0314.84
4.4.60.0050.0304.84
4.4.50.0040.0314.86
4.4.40.0050.0394.85
4.4.30.0040.0284.84
4.4.20.0020.0324.91
4.4.10.0070.0274.91
4.4.00.0020.0414.88
4.3.110.0050.0274.78
4.3.100.0040.0274.77
4.3.90.0030.0314.76
4.3.80.0050.0384.76
4.3.70.0030.0294.75
4.3.60.0060.0254.75
4.3.50.0040.0284.79
4.3.40.0040.0384.75
4.3.30.0030.0283.55
4.3.20.0030.0263.54
4.3.10.0030.0203.49
4.3.00.0100.02710.55

preferences:
32.72 ms | 400 KiB | 5 Q