encode/decode base64 with JS

encode,tipjs,base64

Encoding to base64 is done with the btoa command

btoa("This is a test.")
> "VGhpcyBpcyBhIHRlc3Qu"

To decode a base64 encoded string, use the atob command

atob("VGhpcyBpcyBhIHRlc3Qu")
> "This is a test."

Getting the last element of a split string array

Detect when your site is visible to users

Lấy ngày hiện tại trong javascript

Spread Operator for Objects

Hàm lày ngày trong tuần javascript