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

0 vote177 views1 answer
Link fake data in seeder laravel
PHP Laravel
0 vote186 views2 answers
Php set 404 page
PHP
0 vote170 views2 answers
Is dir php
PHP
5 votes179 views6 answers
Hello world php
PHP
0 vote206 views1 answer
Laravel npm run deve error mix
PHP Laravel
0 vote179 views1 answer
Login with email or username codeigniter 4
PHP CodeIgniter
4 votes178 views3 answers
Wp enqueue style for style.css
PHP
6 votes203 views3 answers
Laravel ide-helper
PHP
0 vote204 views1 answer
Return single row from eloquent all collection laravel
PHP Laravel
-1 vote195 views2 answers
String and number laravel faker
PHP Laravel