*
* This function replaces all old wfMsg* functions.
*
- * @param string $key Message key
+ * @param string|string[] $key Message key, or array of keys
* @param mixed $params,... Normal message parameters
* @return Message
*
// Kill the --- and +++ lines. They're not useful.
$diff_lines = explode( "\n", $diff );
- if ( strpos( $diff_lines[0], '---' ) === 0 ) {
+ if ( isset( $diff_lines[0] ) && strpos( $diff_lines[0], '---' ) === 0 ) {
unset( $diff_lines[0] );
}
- if ( strpos( $diff_lines[1], '+++' ) === 0 ) {
+ if ( isset( $diff_lines[1] ) && strpos( $diff_lines[1], '+++' ) === 0 ) {
unset( $diff_lines[1] );
}