/PHP/Globals in php

Globals in php

Php global variable function

<?php
  $myVariable = "a";
  function changeVar($newVar) {
    global $myVariable
    $myVariable = "b";
  }
  echo $myVariable; // Should echo b
?>

3

How make a variable global php

$a = 1;
$b = 2;
function Sum(){
    global $a, $b; // allows access to vars outside of function
    $b = $a + $b;
} 

Sum();
echo $b; // output is 3

2

Php globals

$GLOBALS["foo"]

0

Source: php.net

Similar codes

0 vote138 views1 answer
Undefined property: stdClass::$
PHP
0 vote160 views1 answer
PHP DocBlocker current date
PHP
5 votes146 views2 answers
Php check if class exists
PHP
3 votes156 views1 answer
Laravel loop through collection
PHP Laravel
0 vote189 views1 answer
Symfony append to file
PHP
0 vote142 views1 answer
Php botman
PHP
0 vote149 views1 answer
Laravel asset prevent browser caching
PHP
0 vote144 views1 answer
Afosto/yaac error parsing certificate request
PHP
0 vote183 views1 answer
Laravel toastr option
PHP Laravel
0 vote161 views1 answer
How to use “find_in_set” in cakephp 3 find method
PHP

Share