Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
The uneval()
function creates a string representation of the source code of an Object.
Syntax
uneval(object)
Parameters
object
- A JavaScript expression or statement.
Return value
A string representing the source code of object
.
Note: This will not return a JSON representation of
object
.Description
uneval()
is a top-level function and is not associated with any object.
Examples
Using uneval
var a = 1; uneval(a); // returns a String containing 1 var b = '1'; uneval(b); // returns a String containing "1" uneval(function foo() {}); // returns "(function foo(){})" var a = uneval(function foo() { return 'hi'; }); var foo = eval(a); foo(); // returns "hi"
Specifications
Not part of any standard.
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | Server | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uneval() | Chrome No support No | Edge No support No | Firefox
No support
1 — 74
| IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Firefox Android Full support 4 | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No | nodejs No support No |
Legend
- Full support
- Full support
- No support
- No support
- Non-standard. Expect poor cross-browser support.
- Non-standard. Expect poor cross-browser support.
- Deprecated. Not for use in new websites.
- Deprecated. Not for use in new websites.
- See implementation notes.
- See implementation notes.