Pointers php

$b=2;
$a=$b;
$a=3;
print $a;
print $b;
// output is 32

$b=2;
$a=&$b; // note the & operator
$a=3;
print $a;
print $b;
// output is 33

Source: stackoverflow.com

Php pointer function

function plus_by_reference( &$param ) {
      // what ever you do, will affect the actual parameter outside the function
      $param++;
}

$a=2;
plus_by_reference( $a );
echo $a;
// output is 3

Source: stackoverflow.com

Similar codes

2 votes220 views1 answer
Php artisan serve not working
PHP
3 votes244 views6 answers
Last insert id in laravel
PHP
0 vote233 views1 answer
Php header x-powered-by
PHP
0 vote208 views1 answer
Laravel validation get failed rules
PHP
15 votes244 views3 answers
Your requirements could not be resolved to an installable set of packages.
PHP
0 vote221 views1 answer
Php check if checkbox isset
PHP
0 vote225 views1 answer
Php set cookie for 5 second
PHP
0 vote240 views1 answer
Use id as key in co;lection laravel
PHP
0 vote280 views1 answer
Undefined offset: 0 at laravel\framework\src\Illuminate\Routing\Router.php
PHP Laravel
0 vote214 views1 answer
$ whereis php terminal mac
PHP