<?php
$array = [
[1, 'xxx', 'yyy'],
[2, 'xxx', 'yyy'],
[3, 'xxx', 'yyy'],
[4, 'xxx', 'yyy'],
[5, 'xxx', 'yyy'],
[6, 'xxx', 'yyy'],
[7, 'xxx', 'yyy'],
[8, 'xxx', 'yyy'],
[9, 'xxx', 'yyy'],
[10, 'xxx', 'yyy'],
[11, 'xxx', 'yyy'],
[12, 'xxx', 'yyy'],
[13, 'xxx', 'yyy'],
[14, 'xxx', 'yyy'],
[15, 'xxx', 'yyy'],
[16, 'xxx', 'yyy'],
[17, 'xxx', 'yyy'],
[18, 'xxx', 'yyy'],
[19, 'xxx', 'yyy']
];
$t = microtime(true);
$result = array_map(function($v){ return $v[0]; }, $array);
echo microtime(true) - $t, PHP_EOL;
$t = microtime(true);
$result = array();
foreach($array as $v)$result[] = $v[0];
echo microtime(true) - $t, PHP_EOL;
?>
- Output for 7.3.1
- 1.1205673217773E-5
2.8610229492188E-6
- Output for 7.3.0
- 1.0967254638672E-5
3.0994415283203E-6
- Output for 7.2.6, 7.2.13
- 1.7166137695312E-5
6.9141387939453E-6
- Output for 7.2.12
- 2.1934509277344E-5
1.0013580322266E-5
- Output for 7.2.11
- 1.5974044799805E-5
3.0994415283203E-6
- Output for 7.2.10
- 2.0027160644531E-5
4.0531158447266E-6
- Output for 7.2.9
- 1.5020370483398E-5
3.0994415283203E-6
- Output for 5.5.9, 7.2.8
- 1.5974044799805E-5
6.9141387939453E-6
- Output for 7.2.7
- 1.9073486328125E-5
4.0531158447266E-6
- Output for 7.2.5
- 1.5974044799805E-5
2.8610229492188E-6
- Output for 7.2.4
- 1.5974044799805E-5
3.814697265625E-6
- Output for 7.2.3
- 2.2172927856445E-5
8.1062316894531E-6
- Output for 7.2.2
- 3.0040740966797E-5
4.0531158447266E-6
- Output for 7.2.1
- 2.0980834960938E-5
1.0013580322266E-5
- Output for 7.2.0
- 3.7193298339844E-5
4.0531158447266E-6
- Output for 7.1.25
- 2.4080276489258E-5
5.9604644775391E-6
- Output for 7.1.7
- 1.4781951904297E-5
3.814697265625E-6
- Output for 7.1.6
- 1.7881393432617E-5
4.0531158447266E-6
- Output for 7.1.5
- 2.0980834960938E-5
6.1988830566406E-6
- Output for 7.1.0
- 6.9141387939453E-6
2.8610229492188E-6
- Output for 7.0.20
- 7.8678131103516E-6
2.1457672119141E-6
- Output for 7.0.14
- 9.0599060058594E-6
2.8610229492188E-6
- Output for 7.0.6
- 8.1062316894531E-6
3.0994415283203E-6
- Output for 7.0.5
- 7.8678131103516E-6
2.8610229492188E-6
- Output for 7.0.0, 7.0.4
- 1.0013580322266E-5
3.814697265625E-6
- Output for 7.0.1, 7.0.3
- 1.0013580322266E-5
4.0531158447266E-6
- Output for 7.0.2
- 9.0599060058594E-6
4.0531158447266E-6
- Output for 5.4.29, 5.5.28, 5.6.1, 5.6.28
- 2.0027160644531E-5
7.1525573730469E-6
- Output for 5.4.5 - 5.4.6, 5.4.14, 5.4.24, 5.4.26, 5.6.11, 5.6.21
- 2.0980834960938E-5
7.8678131103516E-6
- Output for 5.6.20
- 1.5974044799805E-5
5.0067901611328E-6
- Output for 5.6.19
- 1.4066696166992E-5
2.3126602172852E-5
- Output for 5.6.18
- 1.8835067749023E-5
7.1525573730469E-6
- Output for 5.4.20, 5.5.13 - 5.5.14, 5.5.25, 5.6.17
- 2.0027160644531E-5
8.1062316894531E-6
- Output for 5.6.16
- 2.1934509277344E-5
7.8678131103516E-6
- Output for 5.6.15
- 2.1934509277344E-5
7.1525573730469E-6
- Output for 5.4.31, 5.5.12, 5.6.14
- 1.9073486328125E-5
7.8678131103516E-6
- Output for 5.6.13
- 1.6927719116211E-5
6.9141387939453E-6
- Output for 5.6.12
- 1.9073486328125E-5
1.0013580322266E-5
- Output for 5.6.6, 5.6.9 - 5.6.10
- 1.4066696166992E-5
5.0067901611328E-6
- Output for 5.4.16, 5.6.8
- 2.0980834960938E-5
9.0599060058594E-6
- Output for 5.4.8, 5.5.6, 5.6.7
- 1.5020370483398E-5
5.0067901611328E-6
- Output for 5.6.5
- 2.2172927856445E-5
7.8678131103516E-6
- Output for 5.6.4
- 1.8835067749023E-5
7.8678131103516E-6
- Output for 5.4.34, 5.5.5, 5.5.22, 5.6.3
- 2.0027160644531E-5
6.9141387939453E-6
- Output for 5.6.2
- 2.288818359375E-5
8.1062316894531E-6
- Output for 5.4.28, 5.4.37 - 5.4.38, 5.5.24, 5.5.33, 5.6.0
- 2.0027160644531E-5
7.8678131103516E-6
- Output for 5.5.7, 5.5.16, 5.5.35
- 1.8119812011719E-5
7.1525573730469E-6
- Output for 5.5.34
- 1.6927719116211E-5
5.9604644775391E-6
- Output for 5.5.32
- 1.8119812011719E-5
7.8678131103516E-6
- Output for 5.5.31
- 1.4781951904297E-5
8.1062316894531E-6
- Output for 5.5.30
- 1.9073486328125E-5
1.0967254638672E-5
- Output for 5.4.12, 5.5.10, 5.5.29
- 1.9073486328125E-5
8.1062316894531E-6
- Output for 5.5.27
- 1.4781951904297E-5
5.0067901611328E-6
- Output for 5.5.26
- 1.5020370483398E-5
5.9604644775391E-6
- Output for 5.4.43, 5.5.23
- 1.8835067749023E-5
8.1062316894531E-6
- Output for 5.4.21, 5.5.21
- 2.3126602172852E-5
9.0599060058594E-6
- Output for 5.4.36, 5.5.20
- 1.5974044799805E-5
5.9604644775391E-6
- Output for 5.5.19
- 1.6212463378906E-5
5.9604644775391E-6
- Output for 5.5.1, 5.5.18
- 1.5974044799805E-5
8.1062316894531E-6
- Output for 5.5.15
- 1.8835067749023E-5
6.9141387939453E-6
- Output for 5.5.11
- 2.1219253540039E-5
8.1062316894531E-6
- Output for 5.5.8
- 2.2172927856445E-5
1.215934753418E-5
- Output for 5.4.13, 5.4.35, 5.5.4
- 2.0980834960938E-5
1.0967254638672E-5
- Output for 5.5.3
- 1.4781951904297E-5
9.0599060058594E-6
- Output for 5.5.2
- 1.4066696166992E-5
7.8678131103516E-6
- Output for 5.5.0
- 1.4066696166992E-5
5.9604644775391E-6
- Output for 5.4.45
- 1.3828277587891E-5
5.0067901611328E-6
- Output for 5.4.44
- 2.0980834960938E-5
1.1920928955078E-5
- Output for 5.4.42
- 2.0980834960938E-5
8.8214874267578E-6
- Output for 5.4.7, 5.4.41
- 2.0027160644531E-5
1.1205673217773E-5
- Output for 5.4.40
- 1.5974044799805E-5
6.1988830566406E-6
- Output for 5.4.39
- 1.3113021850586E-5
8.1062316894531E-6
- Output for 5.4.32
- 1.7881393432617E-5
9.0599060058594E-6
- Output for 5.4.30
- 3.0994415283203E-5
1.3113021850586E-5
- Output for 5.4.27
- 1.978874206543E-5
8.1062316894531E-6
- Output for 5.4.25
- 1.9073486328125E-5
7.1525573730469E-6
- Output for 5.4.23
- 2.0980834960938E-5
8.1062316894531E-6
- Output for 5.4.22
- 1.3113021850586E-5
7.8678131103516E-6
- Output for 5.4.19
- 1.6927719116211E-5
1.0013580322266E-5
- Output for 5.4.18
- 1.9073486328125E-5
6.9141387939453E-6
- Output for 5.4.17
- 3.0040740966797E-5
7.8678131103516E-6
- Output for 5.4.15
- 1.8119812011719E-5
8.1062316894531E-6
- Output for 5.4.11
- 1.8119812011719E-5
6.9141387939453E-6
- Output for 5.4.4, 5.4.10
- 1.7881393432617E-5
6.9141387939453E-6
- Output for 5.4.9
- 2.0027160644531E-5
1.0013580322266E-5
- Output for 5.4.3
- 2.1934509277344E-5
1.0967254638672E-5
- Output for 5.4.2
- 2.2172927856445E-5
1.0967254638672E-5
- Output for 5.4.1
- 2.1934509277344E-5
8.1062316894531E-6
- Output for 5.4.0
- 1.8835067749023E-5
1.0013580322266E-5
- Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/JViKY on line 2
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
- <br />
<b>Parse error</b>: syntax error, unexpected '[' in <b>/in/JViKY</b> on line <b>2</b><br />
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- <br />
<b>Parse error</b>: parse error, unexpected '[' in <b>/in/JViKY</b> on line <b>2</b><br />
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- <br />
<b>Parse error</b>: parse error in <b>/in/JViKY</b> on line <b>2</b><br />
Process exited with code 255.
preferences:
74.21 ms | 542 KiB | 5 Q