3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($size = 10; $size < 500; $size *= 2) { echo PHP_EOL . "Testing size: $size" . PHP_EOL; for($s = microtime(true), $container = array(), $i = 0; $i < $size; $i++) $container[$i] = NULL; echo "Array(): " . sprintf('%f', (microtime(true) - $s)) . ', mem: ' . sprintf('%f', memory_get_usage()) . PHP_EOL; for($s = microtime(true), $container = new SplFixedArray($size), $i = 0; $i < $size; $i++) $container[$i] = NULL; echo "SplArray(): " . sprintf('%f', (microtime(true) - $s)) . ', mem: ' . sprintf('%f', memory_get_usage()) . PHP_EOL; }

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)
7.4.00.0090.00914.82
7.3.120.0100.01014.82
7.3.110.0030.01614.85
7.3.100.0100.01014.83
7.3.90.0060.00914.76
7.3.80.0100.00714.93
7.3.70.0070.00714.88
7.3.60.0060.00614.90
7.3.50.0060.00614.88
7.3.40.0030.00714.82
7.3.30.0090.00614.78
7.3.20.0040.00716.49
7.3.10.0040.01116.73
7.3.00.0100.00716.61
7.2.250.0090.00614.89
7.2.240.0110.00815.04
7.2.230.0070.01014.80
7.2.220.0070.00415.05
7.2.210.0110.00615.29
7.2.200.0060.00915.14
7.2.190.0000.01614.75
7.2.180.0000.01315.05
7.2.170.0070.00315.08
7.2.160.0130.00015.19
7.2.150.0040.00717.00
7.2.140.0070.00716.98
7.2.130.0070.00717.03
7.2.120.0000.01417.05
7.2.110.0070.01117.04
7.2.100.0060.00916.98
7.2.90.0000.01216.82
7.2.80.0030.01016.87
7.2.70.0100.00717.12
7.2.60.0060.00617.03
7.2.50.0060.00617.00
7.2.40.0030.00716.95
7.2.30.0030.01616.82
7.2.20.0030.00917.05
7.2.10.0070.00717.02
7.2.00.0060.00718.13
7.1.330.0120.00015.67
7.1.320.0030.01015.57
7.1.310.0040.01215.98
7.1.300.0120.00615.73
7.1.290.0040.01115.89
7.1.280.0000.01215.78
7.1.270.0030.01015.87
7.1.260.0030.01015.86
7.1.250.0030.00615.84
7.1.240.0070.01015.96
7.1.230.0090.00615.75
7.1.220.0040.01215.68
7.1.210.0000.00815.84
7.1.200.0100.00715.72
7.1.190.0120.00015.79
7.1.180.0030.01016.00
7.1.170.0070.00715.80
7.1.160.0080.00815.69
7.1.150.0080.00415.88
7.1.140.0070.01015.87
7.1.130.0030.00915.95
7.1.120.0040.01115.90
7.1.110.0060.00615.75
7.1.100.0070.01015.63
7.1.90.0000.01415.43
7.1.80.0160.00315.77
7.1.70.0060.00516.52
7.1.60.0080.01117.38
7.1.50.0060.01316.27
7.1.40.0040.00815.85
7.1.30.0030.00615.95
7.1.20.0090.00615.69
7.1.10.0030.01015.80
7.1.00.0050.02219.13
7.0.330.0040.00715.30
7.0.320.0030.01015.44
7.0.310.0030.01315.47
7.0.300.0000.01515.61
7.0.290.0040.01115.56
7.0.280.0030.01315.47
7.0.270.0040.01115.38
7.0.260.0070.00715.54
7.0.250.0060.00615.56
7.0.240.0030.00715.59
7.0.230.0080.00815.56
7.0.220.0090.00915.63
7.0.210.0030.00615.39
7.0.200.0020.00616.12
7.0.190.0030.01015.18
7.0.180.0100.00715.63
7.0.170.0040.00815.47
7.0.160.0000.01515.53
7.0.150.0030.00715.45
7.0.140.0070.03718.81
7.0.130.0080.00815.48
7.0.120.0060.01015.29
7.0.110.0040.00815.35
7.0.100.0050.02517.72
7.0.90.0070.02717.61
7.0.80.0040.02617.64
7.0.70.0050.02217.72
7.0.60.0030.02817.80
7.0.50.0130.03718.01
7.0.40.0050.03816.75
7.0.30.0120.04516.79
7.0.20.0080.04616.76
7.0.10.0080.04316.81
7.0.00.0080.04316.64
5.6.400.0030.00714.67
5.6.390.0120.00314.45
5.6.380.0030.00614.56
5.6.370.0090.00914.87
5.6.360.0070.00714.09
5.6.350.0130.00714.71
5.6.340.0100.00714.61
5.6.330.0030.01014.33
5.6.320.0030.00614.70
5.6.310.0000.01314.57
5.6.300.0000.01514.03
5.6.290.0100.00314.70
5.6.280.0030.04217.80
5.6.270.0120.00014.68
5.6.260.0070.00714.65
5.6.250.0020.02717.74
5.6.240.0040.03117.56
5.6.230.0030.02717.62
5.6.220.0050.02717.57
5.6.210.0100.02317.59
5.6.200.0080.02117.90
5.6.190.0090.03917.85
5.6.180.0090.04117.67
5.6.170.0090.04117.63
5.6.160.0100.04017.78
5.6.150.0050.04817.66
5.6.140.0080.03017.66
5.6.130.0110.04317.76
5.6.120.0080.03717.75
5.6.110.0070.04317.75
5.6.100.0070.04017.66
5.6.90.0030.05217.78
5.6.80.0050.04517.50
5.6.70.0080.04317.46
5.6.60.0060.04417.44
5.6.50.0120.04417.53
5.6.40.0050.04317.49
5.6.30.0080.04017.57
5.6.20.0050.05017.52
5.6.10.0120.03517.45
5.6.00.0060.04617.34
5.5.380.0050.02317.42
5.5.370.0080.01917.46
5.5.360.0070.02417.44
5.5.350.0070.02217.50
5.5.340.0020.03717.80
5.5.330.0120.04017.74
5.5.320.0100.02517.71
5.5.310.0090.04417.64
5.5.300.0080.04717.63
5.5.290.0100.04417.68
5.5.280.0070.04217.78
5.5.270.0130.04017.66
5.5.260.0130.04117.71
5.5.250.0020.03617.52
5.5.240.0070.05317.27
5.5.230.0070.04517.37
5.5.220.0070.02717.45
5.5.210.0060.04317.28
5.5.200.0050.04617.39
5.5.190.0090.04717.22
5.5.180.0090.03917.30
5.5.170.0110.00314.33
5.5.160.0070.04517.26
5.5.150.0030.04717.35
5.5.140.0100.03717.40
5.5.130.0080.04317.38
5.5.120.0090.04217.28
5.5.110.0070.03217.35
5.5.100.0100.03817.15
5.5.90.0100.03817.09
5.5.80.0080.03817.29
5.5.70.0080.03817.31
5.5.60.0090.03817.26
5.5.50.0030.03617.25
5.5.40.0060.03017.02
5.5.30.0100.04117.14
5.5.20.0050.04617.14
5.5.10.0140.03717.21
5.5.00.0050.03317.12
5.4.450.0040.03915.82
5.4.440.0080.03815.76
5.4.430.0080.03915.87
5.4.420.0060.04115.73
5.4.410.0170.02315.78
5.4.400.0070.04415.70
5.4.390.0050.04215.75
5.4.380.0100.03615.63
5.4.370.0050.03815.70
5.4.360.0070.04415.70
5.4.350.0020.03915.75
5.4.340.0110.04215.74
5.4.330.0040.00412.36
5.4.320.0110.02115.57
5.4.310.0020.02915.71
5.4.300.0120.03515.59
5.4.290.0050.03915.57
5.4.280.0130.03215.63
5.4.270.0030.04515.74
5.4.260.0070.04215.69
5.4.250.0030.03215.66
5.4.240.0050.04415.71
5.4.230.0000.02615.74
5.4.220.0050.03915.71
5.4.210.0030.04715.79
5.4.200.0050.03315.69
5.4.190.0030.02815.71
5.4.180.0040.04615.71
5.4.170.0050.03715.73
5.4.160.0030.03715.77
5.4.150.0030.04415.69
5.4.140.0030.04214.38
5.4.130.0030.04114.38
5.4.120.0050.02814.36
5.4.110.0070.03914.33
5.4.100.0040.04214.42
5.4.90.0050.03614.42
5.4.80.0060.03714.41
5.4.70.0030.03214.37
5.4.60.0070.04214.42
5.4.50.0050.03914.39
5.4.40.0060.04014.36
5.4.30.0050.03714.38
5.4.20.0030.04214.30
5.4.10.0050.03414.38
5.4.00.0030.04013.99
5.3.290.0030.04213.54
5.3.280.0030.02413.50
5.3.270.0030.02513.43
5.3.260.0070.04013.49
5.3.250.0070.03313.49
5.3.240.0100.03813.46
5.3.230.0070.04013.50
5.3.220.0050.03913.48
5.3.210.0100.03713.42
5.3.200.0060.03813.50
5.3.190.0100.03613.41
5.3.180.0060.04313.48
5.3.170.0090.04213.49
5.3.160.0080.03313.49
5.3.150.0100.02713.46
5.3.140.0050.04213.40
5.3.130.0080.03813.47
5.3.120.0090.03913.47
5.3.110.0050.04013.45
5.3.100.0070.04013.13
5.3.90.0030.04313.12
5.3.80.0050.04113.11
5.3.70.0090.03613.21
5.3.60.0080.03613.19
5.3.50.0080.03613.15
5.3.40.0090.03713.13
5.3.30.0050.03913.13
5.3.20.0030.02313.11
5.3.10.0060.03613.11
5.3.00.0080.03813.11
5.2.170.0030.05713.85
5.2.160.0030.06313.85
5.2.150.0030.07013.85
5.2.140.0070.06313.85
5.2.130.0070.04713.85
5.2.120.0030.03713.85
5.2.110.0030.06313.85
5.2.100.0100.05313.85
5.2.90.0070.05013.85
5.2.80.0000.06313.85
5.2.70.0130.05713.85
5.2.60.0070.03313.85
5.2.50.0070.05013.85
5.2.40.0100.05013.85
5.2.30.0070.05313.85
5.2.20.0070.05713.85
5.2.10.0030.05713.85
5.2.00.0030.05713.85
5.1.60.0070.04713.85
5.1.50.0030.06013.85
5.1.40.0070.05013.85
5.1.30.0030.06013.85
5.1.20.0070.05713.85
5.1.10.0030.03013.85
5.1.00.0030.05313.85
5.0.50.0030.04713.85
5.0.40.0100.03713.85
5.0.30.0030.06313.85
5.0.20.0000.03313.85
5.0.10.0130.03013.85
5.0.00.0070.06713.85
4.4.90.0030.01313.85
4.4.80.0070.03013.85
4.4.70.0000.03713.85
4.4.60.0030.03313.85
4.4.50.0030.02713.85
4.4.40.0000.03713.85
4.4.30.0000.03013.85
4.4.20.0000.02713.85
4.4.10.0070.03013.85
4.4.00.0030.05013.85
4.3.110.0000.03013.85
4.3.100.0000.03713.85
4.3.90.0000.03713.85
4.3.80.0000.04713.85
4.3.70.0030.03713.85
4.3.60.0030.02713.85
4.3.50.0000.03713.85
4.3.40.0030.03713.85
4.3.30.0000.03713.85
4.3.20.0070.03013.85
4.3.10.0100.02713.85
4.3.00.0000.02713.85

preferences:
48.19 ms | 401 KiB | 5 Q