Database: Check if the $args[0] value exists in wpdb::prepare() before accessing it.

This avoids an `Undefined array key 0` PHP warning if no values are passed to the method besides the query string.

Follow-up to [41470].

Props mjaschen.
Fixes #54453.
Built from https://develop.svn.wordpress.org/trunk@52206


git-svn-id: http://core.svn.wordpress.org/trunk@51798 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Sergey Biryukov 2021-11-18 14:37:01 +00:00
parent 40626108d0
commit 173a9cb89a
2 changed files with 2 additions and 2 deletions

View File

@ -16,7 +16,7 @@
*
* @global string $wp_version
*/
$wp_version = '5.9-alpha-52205';
$wp_version = '5.9-alpha-52206';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.

View File

@ -1395,7 +1395,7 @@ class wpdb {
// If args were passed as an array (as in vsprintf), move them up.
$passed_as_array = false;
if ( is_array( $args[0] ) && count( $args ) === 1 ) {
if ( isset( $args[0] ) && is_array( $args[0] ) && 1 === count( $args ) ) {
$passed_as_array = true;
$args = $args[0];
}