gravity-lang/test/unittest/string_trim.gravity

#unittest {
    name: "String trim.";
    result: "Hello WorldHello WorldHello World";
};

func main() {
	var s1 = "  Hello World  ";
	var s2 = "  Hello World";
    var s3 = "Hello World  ";
    
    return s1.trim() + s2.trim() + s3.trim();
}