Php pointer function

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

17 votes123 views3 answers
Merge array in php
PHP
5 votes132 views3 answers
Wordpress get fiture image
PHP Wordpress
4 votes130 views4 answers
Remove last comma from string php
PHP
0 vote112 views1 answer
Import database with cmd
PHP
1 vote172 views1 answer
Use model from variable laravel
PHP Laravel
4 votes142 views6 answers
Convert DateTime to String in PHP
PHP
1 vote130 views2 answers
Laravel factory relations data
PHP
3 votes145 views1 answer
Lodash tester
PHP
0 vote122 views1 answer
Create an obect in php
PHP
0 vote123 views1 answer
Class 'Pusher' not found
PHP