php set global variables from function

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Ricardo
13 Jan 2019
1<?php
2  $myVariable = "a";
3  function changeVar($newVar) {
4    global $myVariable
5    $myVariable = "b";
6  }
7  echo $myVariable; // Should echo b
8?>
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Noemi
15 May 2017
1<?php 
2function setGlobalVariable() {
3    $GLOBALS['variable_name'] = "Some Value";
4}
5setGlobalVariable();
6echo $variable_name;
7// Outputs: Some Value
Joris
03 Nov 2016
1
2<?php
3$search_html = filter_input(INPUT_GET, 'search', FILTER_SANITIZE_SPECIAL_CHARS);
4$search_url = filter_input(INPUT_GET, 'search', FILTER_SANITIZE_ENCODED);
5echo "Vous avez recherché $search_html.\n";
6echo "<a href='?search=$search_url'>Nouvelle recherche.</a>";
7?>
8
9
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