<?php
// This function will take $_SERVER['REQUEST_URI'] and build a breadcrumb based on the user's current path
function breadcrumbs($separator = ' » ', $home = 'Home') {
// This gets the REQUEST_URI (/path/to/file.php), splits the string (using '/') into an array, and then filters out any empty values
$path = array_filter(explode('/', parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH)));
// This will build our "base URL" ... Also accounts for HTTPS :)
$base = ($_SERVER['HTTPS'] ? 'https' : 'http') . '://' . $_SERVER['HTTP_HOST'] . '/';
// Initialize a temporary array with our breadcrumbs. (starting with our home page, which I'm assuming will be the base URL)
$breadcrumbs = array("<a href=\"$base\">$home</a>");
// Find out the index for the last value in our path array
$last = end(array_keys($path));
// Build the rest of the breadcrumbs
foreach ($path AS $x => $crumb) {
// Our "title" is the text that will be displayed (strip out .php and turn '_' into a space)
$title = ucwords(str_replace(array('.php', '_'), array('', ' '), $crumb));
// If we are not on the last index, then display an <a> tag
if ($x != $last)
$breadcrumbs[] = "<a href=\"$base$crumb\">$title</a>";
// Otherwise, just display the title (minus)
else
$breadcrumbs[] = $title;
}
// Build our temporary array (pieces of bread) into one big string :)
return implode($separator, $breadcrumbs);
}
echo breadcrumbs();
Warning: Undefined array key "REQUEST_URI" in /in/lGej4 on line 6
Deprecated: parse_url(): Passing null to parameter #1 ($url) of type string is deprecated in /in/lGej4 on line 6
Warning: Undefined array key "HTTPS" in /in/lGej4 on line 9
Warning: Undefined array key "HTTP_HOST" in /in/lGej4 on line 9
Notice: Only variables should be passed by reference in /in/lGej4 on line 15
<a href="http:///">Home</a>
Output for 8.0.0 - 8.0.30
Warning: Undefined array key "REQUEST_URI" in /in/lGej4 on line 6
Warning: Undefined array key "HTTPS" in /in/lGej4 on line 9
Warning: Undefined array key "HTTP_HOST" in /in/lGej4 on line 9
Notice: Only variables should be passed by reference in /in/lGej4 on line 15
<a href="http:///">Home</a>
Notice: Undefined index: REQUEST_URI in /in/lGej4 on line 6
Notice: Undefined index: HTTPS in /in/lGej4 on line 9
Notice: Undefined index: HTTP_HOST in /in/lGej4 on line 9
Notice: Only variables should be passed by reference in /in/lGej4 on line 15
<a href="http:///">Home</a>
Notice: Undefined index: REQUEST_URI in /in/lGej4 on line 6
Notice: Undefined index: HTTPS in /in/lGej4 on line 9
Notice: Undefined index: HTTP_HOST in /in/lGej4 on line 9
Strict Standards: Only variables should be passed by reference in /in/lGej4 on line 15
<a href="http:///">Home</a>