/PHP/Php set global variables from function

Php set global variables from function

Php global variable function

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

Php set global variables from function

<?php 
function setGlobalVariable() {
    $GLOBALS['variable_name'] = "Some Value";
}
setGlobalVariable();
echo $variable_name;
// Outputs: Some Value

How to not use directly global variables in PHP

<?php
$search_html = filter_input(INPUT_GET, 'search', FILTER_SANITIZE_SPECIAL_CHARS);
$search_url = filter_input(INPUT_GET, 'search', FILTER_SANITIZE_ENCODED);
echo "Vous avez recherché $search_html.\n";
echo "<a href='?search=$search_url'>Nouvelle recherche.</a>";
?>

Source: php.net

Similar codes

0 vote358 views1 answer
Time zone set in codeigniter
PHP CodeIgniter
0 vote363 views1 answer
Php check if file is video
PHP
0 vote319 views1 answer
Laravel face-auth
PHP
0 vote386 views2 answers
Show query in laravel
PHP Laravel
0 vote318 views1 answer
Nginx opens index.php
PHP
0 vote408 views1 answer
Echo require php
PHP
3 votes342 views1 answer
Date time laravel
PHP
0 vote283 views1 answer
Php version 5.6
PHP
0 vote387 views1 answer
Php sigmoid function
PHP
0 vote324 views3 answers
Old codestar checkbox field
PHP