Aman kumar's Blog
Nullish coalescing (??) & Optional chaining (?.) in JS

Nullish coalescing (??) & Optional chaining (?.) in JS

Introduction While writing JavaScript code we come across multiple errors like TypeError: Cannot read property TypeError: ‘undefined’ is not an object TypeError: null is not an object and these errors were caused when we try to reference a varia...

Aman kumar
Aman kumar
3 min read
Reference error VS Type error in JS

Reference error VS Type error in JS

Aman kumar
Aman kumar
2 min read
Why does Console return “undefined” on executing the log method ?

Why does Console return “undefined” on executing the log method ?

Aman kumar
Aman kumar
1 min read
Aman kumar

Aman kumar

Software Developer @Accenture| NeoG Undergrad | Frontend Developer |