Base64 encoding and decoding

baseline logo Widely available

The atob() and btoa() global functions encode and decode strings to and from base 64, respectively.

WKWebView

macOS

*

iOS

1

iPadOS

*

Android WebView

Android

≤37

WebView2

Windows

*

Chrome Browser

Android

18

Safari Browser

iOS

1

Notes

Support data provided by: BCD logo

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This feature was documented on July 29, 2015.