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."

Spread Operator for Objects

Await in a for loop

await axios get

using javascript callback style error handling

So sánh hai array trong javascript