$val = isset( $this->mParams['spellcheck'] ) ? $this->mParams['spellcheck'] : null;
if ( is_bool( $val ) ) {
// "spellcheck" attribute literally requires "true" or "false" to work.
$val = isset( $this->mParams['spellcheck'] ) ? $this->mParams['spellcheck'] : null;
if ( is_bool( $val ) ) {
// "spellcheck" attribute literally requires "true" or "false" to work.