Response headers with empty values should return empty string, not null · Issue #7779 · angular/angular.js · GitHub
ChipList allow to set null or empty string instead of undefined when nothing select · Issue #18409 · angular/components · GitHub
Visual Studio 2017 - Build Failure. Error: 'path' cannot be an empty string ("") or start with the null character.
![angular - TS2345: Argument of type 'string | null' is not assignable to parameter of type 'string | UrlTree' - Stack Overflow angular - TS2345: Argument of type 'string | null' is not assignable to parameter of type 'string | UrlTree' - Stack Overflow](https://i.stack.imgur.com/ThNDx.png)
angular - TS2345: Argument of type 'string | null' is not assignable to parameter of type 'string | UrlTree' - Stack Overflow
![Best Way to Check 'Null', 'Undefined' or 'Empty' in JavaScript | JavaScript Tutorial for Beginners - YouTube Best Way to Check 'Null', 'Undefined' or 'Empty' in JavaScript | JavaScript Tutorial for Beginners - YouTube](https://i.ytimg.com/vi/8E3-wx4Vw24/maxresdefault.jpg)