Community Learn Tools Library Leisure
search
English
Home > Backend Development > PHP Tutorial > java软件工程师学php -13. 值传递与引用传递

java软件工程师学php -13. 值传递与引用传递

WBOY
Release： 2016-06-13 10:50:03
Original
835 people have browsed it

java程序员学php -13. 值传递与引用传递
php和Java一样，调用函数时，基本数据类型用值传递，对象用引用传递

但php也可以传递基本数据类型的引用(用&符号): 

$w = 65; function change_it(&$weight){   $weight = 60;}change_it($w);echo $w; //60
Copy after login

Related labels：
amp change java php
source：php.cn
Previous article：php根本入门 Next article：php解释为何要用isset()
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
function_exists() cannot determine the custom function Function test () {return true;} if (function_exists ('test')) {echo "test is function...
From 2024-04-29 11:01:01
0
3
2250
How to display the mobile version of Google Chrome Hello teacher, how can I change Google Chrome into a mobile version?
From 2024-04-23 00:22:19
0
11
2387
The child window operates the parent window, but the output does not respond. The first two sentences are executable, but the last sentence cannot be implemented.
From 2024-04-19 15:37:47
0
1
1998
There is no output in the parent window document.onclick = function(){ window.opener.document.write('I am the output of the child ...
From 2024-04-18 23:52:34
0
1
1885
Where is the courseware about CSS mind mapping? Courseware
From 2024-04-16 10:10:18
0
0
1955
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template