JsonHelper::encode() 

\nn\t3::JsonHelper()->encode($var); 

Converts a variable into JSON format. Relic of the original class, probably from a time when json_encode() did not yet exist.

\Nng\Nnhelpers\Helpers\JsonHelper::encode(['a'=>1, 'b'=>2]);

| @return string;

public static function encode($var) {
	return json_encode( $var );
}