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kaoru-fukusato/functions.php記事ランダム②

Created March 15, 2020 09:57
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記事ランダム②functions.php
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functions.php記事ランダム②
//記事ランダム
session_start();
add_filter('posts_orderby', 'edit_posts_orderby');
function edit_posts_orderby($orderby_statement) {
$seed = $_SESSION['seed'];
if (empty($seed)) {
$seed = rand();
$_SESSION['seed'] = $seed;
}
$orderby_statement = 'RAND('.$seed.')';
return $orderby_statement;
}
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