wp-includes/SimplePie/src/IRI.php:954Set the iquery.
$iquerystring|nullbool public function set_query(?string $iquery) { if ($iquery === null) { $this->iquery = null; } else { $this->iquery = $this->replace_invalid_with_pct_encoding($iquery, '!$&\'()*+,;=:@/?', true); $this->scheme_normalization(); } return true; }One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
$iquery retyped from string to string|null.verified against sourcesrc/wp-includes/SimplePie/src/IRI.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.