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Base64 Encode and Decode in Javascript

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Converting Plain Text to Base64 Encoded String

btoa() generates a Base64 encoded ASCII string from plain text. This method is useful to encode text that is not in a URL-safe format.

Passing a string to btoa method will return a Base64 encoded string.

Example

btoa("Apps4Developers.com")

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Converting Base64 Encoded String to Plain Text

atob() method is used to convert Base64 encoded ASCII string to plain text.

Passing a Base64 encoded ASCII string to atob method will return plain text.

Example

atob("AkFwcHM0RGV2ZWxvcGVycy5jb20=")
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