wp-includes/class-wp-customize-control.php:430Renders the control wrapper and calls $this->render_content() for the internals.
protected function render() { $id = 'customize-control-' . str_replace( array( '[', ']' ), array( '-', '' ), $this->id ); $class = 'customize-control customize-control-' . $this->type; printf( '<li id="%s" class="%s">', esc_attr( $id ), esc_attr( $class ) ); $this->render_content(); echo '</li>'; }Introduced in 3.4.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-customize-control.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.