How to indicate param is optional using inline JSDoc?
According to the JSDoc wiki for @param you can indicate a @param is optional using /** @param {String} [name] */ function getPerson(name) { } and you can indicate a param inline using function getPerson(/**String*/ name) { } And I can combine them like the following, which works ok. /** @param [name] */ function getPerson(/**String*/name) { } But I would like to know if there is a way to do it all inline if possible. From official documentation : Optional parameter An optional parameter named foo. @param {number} [foo] // or: @param {number=} foo An optional parameter foo with default value 1.