wp-includes/Requests/src/Transport/Curl.php:622Get the correct "Expect" header for the given request data.
$datastring|arraystring private function get_expect_header($data) { if (!is_array($data)) { return strlen((string) $data) >= 1048576 ? '100-Continue' : ''; } $bytesize = 0; $iterator = new RecursiveIteratorIterator(new RecursiveArrayIterator($data)); foreach ($iterator as $datum) { $bytesize += strlen((string) $datum); if ($bytesize >= 1048576) { return '100-Continue'; } } return ''; }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Requests/src/Transport/Curl.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.