3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($x,$y) = microtime(); $a = ''; for($i=0; $i<1000000; $i++) $a = 'yay'; $t = microtime(true); echo round((($n+$p)-$x-$y)*1000); list($x,$y) = microtime(); $a = ''; for($i=0; $i<1000000; $i++) $a = "yay"; echo round(microtime(true)-$t);

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)
7.4.10.0130.03516.49
7.4.00.0130.03415.86
7.3.130.0060.03516.66
7.3.120.0050.04615.42
7.3.110.0090.03615.69
7.3.100.0060.03015.63
7.3.90.0070.04515.65
7.3.80.0030.03315.71
7.3.70.0080.02715.64
7.3.60.0030.03215.58
7.3.50.0080.02715.68
7.3.40.0070.03515.65
7.3.30.0060.03515.59
7.3.20.0060.03817.36
7.3.10.0050.03617.52
7.3.00.0050.03117.54
7.2.260.0100.04416.57
7.2.250.0070.04215.80
7.2.240.0050.04015.68
7.2.230.0050.04215.76
7.2.220.0070.04715.76
7.2.210.0030.03015.70
7.2.200.0030.03615.96
7.2.190.0050.03415.90
7.2.180.0020.03415.69
7.2.170.0050.03315.77
7.2.160.0030.03216.42
7.2.150.0070.02718.34
7.2.140.0100.03318.30
7.2.130.0040.02818.25
7.2.120.0070.03318.49
7.2.110.0070.03918.36
7.2.100.0130.03618.41
7.2.90.0030.02918.55
7.2.80.0030.03018.52
7.2.70.0030.04618.46
7.2.60.0000.03718.39
7.2.50.0030.04118.06
7.2.40.0060.03518.55
7.2.30.0100.02718.42
7.2.20.0030.05018.27
7.2.10.0100.04218.33
7.2.00.0150.03618.90
7.1.330.0100.08716.75
7.1.320.0060.08816.52
7.1.310.0030.08816.72
7.1.300.0030.07916.57
7.1.290.0020.08616.69
7.1.280.0070.08616.64
7.1.270.0030.09316.66
7.1.260.0050.08016.65
7.1.250.0070.07717.23
7.1.240.0100.10017.39
7.1.230.0070.10017.15
7.1.220.0060.08017.47
7.1.210.0000.08217.36
7.1.200.0070.09117.38
7.1.190.0070.08917.28
7.1.180.0000.10417.46
7.1.170.0030.08917.35
7.1.160.0030.09017.45
7.1.150.0000.08017.27
7.1.140.0000.10217.46
7.1.130.0070.10617.33
7.1.120.0030.08717.36
7.1.110.0000.09017.45
7.1.100.0070.08317.31
7.1.90.0030.10017.44
7.1.80.0030.09617.54
7.1.70.0050.06717.20
7.1.60.0110.05418.32
7.1.50.0080.06617.15
7.1.40.0070.09617.24
7.1.30.0100.10117.05
7.1.20.0100.10117.16
7.1.10.0030.09017.34
7.1.00.0080.08719.85
7.0.330.0070.08817.09
7.0.320.0070.09317.00
7.0.310.0070.08317.03
7.0.300.0030.09717.02
7.0.290.0000.08417.24
7.0.280.0030.08217.07
7.0.270.0100.10417.15
7.0.260.0030.08817.07
7.0.250.0030.10017.20
7.0.240.0030.08817.14
7.0.230.0000.11217.02
7.0.220.0030.09917.27
7.0.210.0100.07617.21
7.0.200.0050.05616.96
7.0.190.0070.09316.96
7.0.180.0030.08117.02
7.0.170.0030.08117.05
7.0.160.0030.09117.04
7.0.150.0030.11717.04
7.0.140.0020.09919.65
7.0.130.0070.10916.87
7.0.120.0100.08317.10
7.0.110.0160.08816.83
7.0.100.0070.08317.18
7.0.90.0000.11216.95
7.0.80.0080.10518.48
7.0.70.0220.10818.36
7.0.60.0230.09118.43
7.0.50.0120.07318.71
7.0.40.0030.09817.54
7.0.30.0030.10717.46
7.0.20.0080.09117.55
7.0.10.0050.10617.51
7.0.00.0070.09817.48
5.6.400.0030.23115.87
5.6.390.0030.19716.34
5.6.380.0000.19815.79
5.6.370.0000.23116.13
5.6.360.0000.18715.82
5.6.350.0070.19016.29
5.6.340.0160.19015.86
5.6.330.0030.19215.90
5.6.320.0070.21715.81
5.6.310.0100.17516.06
5.6.300.0070.19615.68
5.6.290.0070.21116.25
5.6.280.0020.21418.47
5.6.270.0100.22615.88
5.6.260.0030.22416.06
5.6.250.0000.21415.80
5.6.240.0030.19215.76
5.6.230.0080.19118.29
5.6.220.0050.20318.10
5.6.210.0020.17118.34
5.6.200.0100.18618.56
5.6.190.0130.15718.47
5.6.180.0020.18918.54
5.6.170.0050.16318.47
5.6.160.0070.20518.56
5.6.150.0120.17518.55
5.6.140.0070.16118.41
5.6.130.0070.15118.44
5.6.120.0120.18118.40
5.6.110.0030.17918.40
5.6.100.0070.17018.43
5.6.90.0030.17118.63
5.6.80.0070.16918.07
5.6.70.0070.18718.12
5.6.60.0080.19218.14
5.6.50.0070.20218.10
5.6.40.0120.16718.21
5.6.30.0080.18718.09
5.6.20.0030.18518.20
5.6.10.0070.16918.22
5.6.00.0070.17118.15
5.5.380.0000.23216.02
5.5.370.0150.16018.11
5.5.360.0050.18918.20
5.5.350.0050.18718.12
5.5.340.0030.20818.28
5.5.330.0070.18418.42
5.5.320.0050.20518.43
5.5.310.0020.18318.43
5.5.300.0080.18818.49
5.5.290.0100.16618.55
5.5.280.0080.17018.39
5.5.270.0100.18318.52
5.5.260.0080.16718.42
5.5.250.0030.17718.24
5.5.240.0050.14018.02
5.5.230.0030.18318.09
5.5.220.0080.18318.11
5.5.210.0100.18117.98
5.5.200.0020.16417.97
5.5.190.0080.17118.00
5.5.180.0050.18518.00
5.5.170.0030.18715.93
5.5.160.0080.19517.95
5.5.150.0030.19618.05
5.5.140.0020.19918.13
5.5.130.0080.20118.04
5.5.120.0070.17918.03
5.5.110.0050.17718.06
5.5.100.0030.19617.97
5.5.90.0070.15818.05
5.5.80.0050.18817.97
5.5.70.0100.15317.93
5.5.60.0030.19417.96
5.5.50.0030.17517.94
5.5.40.0020.17018.01
5.5.30.0050.18217.86
5.5.20.0070.21217.88
5.5.10.0070.16518.04
5.5.00.0070.19518.00
5.4.450.0050.19015.91
5.4.440.0070.19916.08
5.4.430.0020.17215.97
5.4.420.0050.17516.15
5.4.410.0080.16416.17
5.4.400.0130.16615.94
5.4.390.0030.17215.75
5.4.380.0100.16315.86
5.4.370.0030.18415.97
5.4.360.0030.16615.83
5.4.350.0080.18215.77
5.4.340.0050.19515.85
5.4.330.0030.19212.63
5.4.320.0130.19015.75
5.4.310.0030.17515.94
5.4.300.0070.19015.82
5.4.290.0080.18715.67
5.4.280.0080.15315.90
5.4.270.0030.16315.80
5.4.260.0070.17915.83
5.4.250.0020.15315.96
5.4.240.0030.16815.94
5.4.230.0080.18315.76
5.4.220.0070.18015.76
5.4.210.0030.19115.92
5.4.200.0050.18215.74
5.4.190.0070.18315.94
5.4.180.0030.19415.82
5.4.170.0020.19715.82
5.4.160.0070.19915.79
5.4.150.0000.18415.92
5.4.140.0080.17914.49
5.4.130.0030.17314.50
5.4.120.0080.17714.41
5.4.110.0100.16814.46
5.4.100.0070.17814.47
5.4.90.0070.18714.51
5.4.80.0120.19714.43
5.4.70.0030.20414.42
5.4.60.0030.17614.40
5.4.50.0100.19314.46
5.4.40.0100.18214.51
5.4.30.0100.15914.50
5.4.20.0030.19114.60
5.4.10.0030.18414.46
5.4.00.0080.19814.22
5.3.290.0020.23213.96
5.3.280.0030.24813.69
5.3.270.0070.21413.72
5.3.260.0080.26113.75
5.3.250.0050.25913.81
5.3.240.0070.27113.70
5.3.230.0100.24513.79
5.3.220.0070.23713.67
5.3.210.0070.23613.80
5.3.200.0030.26913.73
5.3.190.0030.27413.84
5.3.180.0050.22413.93
5.3.170.0030.24413.99
5.3.160.0030.22513.90
5.3.150.0080.24013.96
5.3.140.0050.24513.74
5.3.130.0030.25613.76
5.3.120.0070.23813.86
5.3.110.0120.23613.82
5.3.100.0050.21913.53
5.3.90.0030.23413.61
5.3.80.0070.23613.39
5.3.70.0120.22213.40
5.3.60.0050.22713.55
5.3.50.0030.22513.47
5.3.40.0020.20513.50
5.3.30.0020.25013.46
5.3.20.0050.22613.19
5.3.10.0030.21813.10
5.3.00.0050.20213.10
5.2.170.0000.15712.46
5.2.160.0230.19012.46
5.2.150.0000.15312.46
5.2.140.0070.13712.46
5.2.130.0070.17312.46
5.2.120.0030.20312.46
5.2.110.0000.17012.46
5.2.100.0070.12712.46
5.2.90.0100.22012.46
5.2.80.0000.18012.46
5.2.70.0030.21012.46
5.2.60.0030.15012.46
5.2.50.0000.15712.46
5.2.40.0030.13712.46
5.2.30.0030.13312.46
5.2.20.0000.15712.46
5.2.10.0070.12712.46
5.2.00.0030.16012.46
5.1.60.0000.15012.46
5.1.50.0030.16012.46
5.1.40.0070.21312.46
5.1.30.0030.20312.46
5.1.20.0130.19712.46
5.1.10.0030.19312.46
5.1.00.0070.22012.46
5.0.50.0030.31012.46
5.0.40.0070.28012.46
5.0.30.0030.32012.46
5.0.20.0070.34312.46
5.0.10.0070.36012.46
5.0.00.0000.36012.46
4.4.90.0000.31712.46
4.4.80.0330.20312.46
4.4.70.0000.26712.46
4.4.60.0000.31712.46
4.4.50.0030.29012.46
4.4.40.0030.29012.46
4.4.30.0000.26712.46
4.4.20.0070.34712.46
4.4.10.0030.33312.46
4.4.00.0030.30312.46
4.3.110.0030.28712.46
4.3.100.0070.33312.46
4.3.90.0070.32312.46
4.3.80.0030.30312.46
4.3.70.0070.36012.46
4.3.60.0000.34712.46
4.3.50.0000.28312.46
4.3.40.0070.32312.46
4.3.30.0000.34712.46
4.3.20.0000.32012.46
4.3.10.0000.31312.46
4.3.00.0070.29712.46

preferences:
29.57 ms | 400 KiB | 5 Q