3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = []; print memory_get_usage() . PHP_EOL; $array['key1'] = 'val1'; print memory_get_usage() . PHP_EOL; $array['key2'] = 'val2'; print memory_get_usage() . PHP_EOL; $array['key3'] = 'val3'; print 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)
7.4.00.0050.01314.99
7.3.120.0060.01114.93
7.3.110.0090.00814.82
7.3.100.0080.00614.80
7.3.90.0020.01114.81
7.3.80.0060.00515.00
7.3.70.0050.00814.55
7.3.60.0070.00814.83
7.3.50.0060.00914.78
7.3.40.0060.00614.86
7.3.30.0090.00314.85
7.3.20.0040.01116.84
7.3.10.0070.00616.60
7.3.00.0070.00516.56
7.2.250.0070.01114.92
7.2.240.0070.01214.84
7.2.230.0060.00915.07
7.2.220.0100.00514.60
7.2.210.0110.00614.96
7.2.200.0050.00814.87
7.2.190.0010.01214.91
7.2.180.0070.00914.89
7.2.170.0040.00915.04
7.2.160.0070.00714.98
7.2.150.0060.00616.57
7.2.140.0060.01016.91
7.2.130.0040.00816.80
7.2.120.0070.00716.91
7.2.110.0090.00316.59
7.2.100.0040.01116.93
7.2.90.0060.00916.84
7.2.80.0060.00916.73
7.2.70.0130.00316.81
7.2.60.0110.00717.09
7.2.50.0070.01116.79
7.2.40.0040.00817.03
7.2.30.0040.01116.86
7.2.20.0060.01016.96
7.2.10.0040.00716.84
7.2.00.0080.00617.80
7.1.330.0070.00715.84
7.1.320.0110.00515.63
7.1.310.0050.00715.83
7.1.300.0050.01115.67
7.1.290.0060.00815.54
7.1.280.0080.00515.60
7.1.270.0040.00715.83
7.1.260.0030.01215.62
7.1.250.0030.00615.98
7.1.240.0000.01515.66
7.1.230.0040.00815.85
7.1.220.0040.00715.86
7.1.210.0030.00915.84
7.1.200.0000.01215.64
7.1.190.0060.01015.64
7.1.180.0070.01015.40
7.1.170.0030.00715.78
7.1.160.0000.01215.48
7.1.150.0030.00715.75
7.1.140.0000.00915.84
7.1.130.0030.00715.71
7.1.120.0000.00915.83
7.1.110.0060.00615.69
7.1.100.0040.00715.36
7.1.90.0040.01016.01
7.1.80.0040.01115.92
7.1.70.0010.00716.38
7.1.60.0050.01317.57
7.1.50.0070.01016.30
7.1.40.0100.00315.47
7.1.30.0080.00815.60
7.1.20.0070.00715.63
7.1.10.0030.00615.72
7.1.00.0050.04319.02
7.0.330.0000.01215.30
7.0.320.0060.00615.34
7.0.310.0060.00615.48
7.0.300.0070.00415.42
7.0.290.0040.00715.38
7.0.280.0070.01015.16
7.0.270.0060.00315.54
7.0.260.0040.00415.13
7.0.250.0030.01015.42
7.0.240.0080.00015.32
7.0.230.0030.01015.22
7.0.220.0000.01315.32
7.0.210.0030.00615.46
7.0.200.0020.00916.09
7.0.190.0000.01315.47
7.0.180.0030.00915.38
7.0.170.0030.01215.16
7.0.160.0080.00815.30
7.0.150.0040.00415.10
7.0.140.0050.04018.63
7.0.130.0040.00415.35
7.0.120.0000.01215.45
7.0.110.0040.01115.48
7.0.100.0140.00315.29
7.0.90.0110.00315.48
7.0.80.0090.00315.41
7.0.70.0030.00615.39
7.0.60.0030.02517.78
7.0.50.0030.02816.72
7.0.40.0050.02516.72
7.0.30.0220.03516.92
7.0.20.0150.04316.71
7.0.10.0070.04716.82
7.0.00.0020.03616.79
5.6.400.0030.01314.39
5.6.390.0060.00914.43
5.6.380.0000.01114.41
5.6.370.0070.01014.68
5.6.360.0070.00714.30
5.6.350.0040.00814.37
5.6.340.0070.01014.34
5.6.330.0040.00414.51
5.6.320.0090.00614.30
5.6.310.0050.00314.39
5.6.300.0060.01014.53
5.6.290.0110.00414.38
5.6.280.0030.04017.74
5.6.270.0040.01114.15
5.6.260.0130.00714.35
5.6.250.0070.01114.52
5.6.240.0060.00914.20
5.6.230.0120.00314.23
5.6.220.0100.00614.28
5.6.210.0070.04517.55
5.6.200.0100.04316.31
5.6.190.0110.04317.36
5.6.180.0270.02917.37
5.6.170.0120.02617.36
5.6.160.0030.02317.39
5.6.150.0100.02716.17
5.6.140.0080.03616.33
5.6.130.0050.04716.23
5.6.120.0060.02817.61
5.6.110.0090.04217.78
5.6.100.0100.04217.75
5.6.90.0080.03817.69
5.6.80.0060.04117.37
5.6.70.0030.01014.59
5.6.60.0040.00414.42
5.6.50.0060.00314.51
5.6.40.0030.01214.35
5.6.30.0030.01014.43
5.6.20.0000.01014.17
5.6.10.0000.00914.45
5.6.00.0080.00814.40
5.5.380.0040.01114.11
5.5.370.0070.00714.15
5.5.360.0060.00614.41
5.5.350.0140.04017.39
5.5.340.0050.02716.08
5.5.330.0080.04017.14
5.5.320.0260.03117.30
5.5.310.0150.04517.28
5.5.300.0120.03216.27
5.5.290.0050.03316.09
5.5.280.0080.04217.74
5.5.270.0080.04317.59
5.5.260.0110.04217.75
5.5.250.0000.04917.42
5.5.240.0160.03617.15
5.5.230.0060.00614.25
5.5.220.0080.00314.26
5.5.210.0000.00914.50
5.5.200.0080.00314.04
5.5.190.0040.01114.24
5.5.180.0000.00914.18
5.5.170.0030.00914.13
5.5.160.0060.00314.32
5.5.150.0030.00714.48
5.5.140.0130.00314.09
5.5.130.0080.00814.35
5.5.120.0060.00914.27
5.5.110.0060.00614.15
5.5.100.0080.00514.45
5.5.90.0000.01414.29
5.5.80.0070.01114.32
5.5.70.0090.00614.13
5.5.60.0000.01214.25
5.5.50.0060.00614.17
5.5.40.0120.00314.08
5.5.30.0070.00714.36
5.5.20.0040.00414.44
5.5.10.0030.01214.35
5.5.00.0050.00314.53
5.4.450.0300.02415.55
5.4.440.0080.02515.58
5.4.430.0080.02115.56
5.4.420.0090.02515.55
5.4.410.0080.02615.56
5.4.400.0220.02015.47
5.4.390.0270.02515.40
5.4.380.0170.03815.09
5.4.370.0160.03515.21
5.4.360.0230.02315.21
5.4.350.0230.02515.17
5.4.340.0180.03715.17
5.4.330.0030.00611.70
5.4.320.0080.02112.08
5.4.310.0080.02312.08
5.4.300.0050.02312.08
5.4.290.0040.02212.08
5.4.280.0050.02212.03
5.4.270.0050.02212.02
5.4.260.0040.02112.02
5.4.250.0060.02112.03
5.4.240.0060.02412.02
5.4.230.0090.02012.02
5.4.220.0050.02112.02
5.4.210.0050.02412.02
5.4.200.0040.02212.02
5.4.190.0050.02112.02
5.4.180.0070.01912.02
5.4.170.0060.02112.02
5.4.160.0030.02112.02
5.4.150.0070.02412.02
5.4.140.0040.02311.86
5.4.130.0080.01711.86
5.4.120.0050.02411.83
5.4.110.0050.02511.83
5.4.100.0070.02211.83
5.4.90.0050.02411.84
5.4.80.0050.02711.83
5.4.70.0060.02211.83
5.4.60.0050.02411.83
5.4.50.0040.02811.83
5.4.40.0050.02211.82
5.4.30.0080.02311.82
5.4.20.0070.02111.82
5.4.10.0060.01911.82
5.4.00.0070.01911.57
5.3.290.0080.03812.80
5.3.280.0060.03812.71
5.3.270.0050.04012.72
5.3.260.0060.04312.72
5.3.250.0100.04212.72
5.3.240.0110.03312.71
5.3.230.0080.04512.71
5.3.220.0110.04312.68
5.3.210.0120.04112.68
5.3.200.0100.03612.68
5.3.190.0090.04912.67
5.3.180.0090.05012.67
5.3.170.0070.03612.67
5.3.160.0100.04212.67
5.3.150.0120.04412.67
5.3.140.0070.03512.66
5.3.130.0070.04412.66
5.3.120.0070.04212.66
5.3.110.0050.04012.66
5.3.100.0070.03712.12
5.3.90.0090.05312.08
5.3.80.0070.04512.07
5.3.70.0110.03612.07
5.3.60.0040.04612.06
5.3.50.0080.03412.00
5.3.40.0080.03412.00
5.3.30.0050.03711.95
5.3.20.0070.03411.72
5.3.10.0060.03411.70
5.3.00.0060.03811.68
5.2.170.0080.0459.18
5.2.160.0080.0339.18
5.2.150.0070.0399.18
5.2.140.0060.0369.18
5.2.130.0070.0369.14
5.2.120.0060.0279.14
5.2.110.0070.0319.14
5.2.100.0060.0299.14
5.2.90.0090.0489.14
5.2.80.0120.0359.14
5.2.70.0090.0329.14
5.2.60.0050.0399.09
5.2.50.0090.0379.06
5.2.40.0030.0309.03
5.2.30.0050.0329.01
5.2.20.0080.0309.00
5.2.10.0060.0278.93
5.2.00.0040.0308.78
5.1.60.0060.0228.07
5.1.50.0030.0268.06
5.1.40.0030.0338.05
5.1.30.0080.0338.39
5.1.20.0080.0348.41
5.1.10.0040.0288.14
5.1.00.0070.0328.14
5.0.50.0040.0286.62
5.0.40.0040.0216.48
5.0.30.0010.0356.29
5.0.20.0020.0216.27
5.0.10.0050.0186.23
5.0.00.0040.0306.23
4.4.90.0060.0194.78
4.4.80.0040.0164.76
4.4.70.0020.0174.76
4.4.60.0020.0164.75
4.4.50.0020.0164.77
4.4.40.0030.0324.71
4.4.30.0060.0184.76
4.4.20.0040.0154.85
4.4.10.0070.0184.85
4.4.00.0040.0244.76
4.3.110.0010.0184.66
4.3.100.0030.0194.66
4.3.90.0040.0134.63
4.3.80.0020.0254.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0030.0174.63
4.3.40.0020.0264.54
4.3.30.0010.0243.29
4.3.20.0040.0193.26
4.3.10.0010.0183.22
4.3.00.0000.01714.87

preferences:
36.7 ms | 401 KiB | 5 Q