php index in foreach code example

Example 1: php foreach get current index

$index = 0;
foreach($data as $key=>$val) {
    // Use $key as an index, or...

    // ... manage the index this way..
    echo "Index is $index\n";
    $index++;
}

Example 2: php foreach index

Blog::whereYear('created_at', 2017)->get();