GM.setValue: Difference between revisions
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m Arantius moved page GM setValue to GM.setValue: Greasemonkey 4.0 |
Update for 4.0 |
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== Description == | == Description == | ||
This method allows user script authors to persist simple values across page | This method allows user script authors to persist simple values across page loads and across origins. | ||
Strings, booleans, and integers are currently the only allowed data types. | Strings, booleans, and integers are currently the only allowed data types. | ||
== Syntax == | == Syntax == | ||
{{Function|GM_setValue|name, value}} | {{Function|GM_setValue|name, value}} | ||
Compatibility: [[Version_history#4.0_2|Greasemonkey 4.0+]] | |||
=== Arguments === | === Arguments === | ||
Line 24: | Line 20: | ||
=== Returns === | === Returns === | ||
A [[Promise]], resolved successfully with no value on success, rejected with no value on failure. | |||
== Examples == | == Examples == | ||
Set the name foo to hold the value bar: | Set the name foo to hold the value bar: | ||
<pre class='sample'> | <pre class='sample'> | ||
GM.setValue("foo", "bar"); | |||
</pre> | </pre> | ||
== See Also == | == See Also == | ||
* [[ | * [[GM.getValue]] | ||
* [[ | * [[GM.deleteValue]] | ||
* [[ | * [[GM.listValues]] | ||
[[Category:API_Reference|S]] | [[Category:API_Reference|S]] |
Revision as of 14:32, 3 November 2017
Description
This method allows user script authors to persist simple values across page loads and across origins.
Strings, booleans, and integers are currently the only allowed data types.
Syntax
function GM_setValue( name, value )
Compatibility: Greasemonkey 4.0+
Arguments
name
String
The unique (within this script) name for this value. Should be restricted to valid Javascript identifier characters.value
String
,Integer
orBoolean
Any valid value of these types. Any other type may cause undefined behavior, including crashes.
Returns
A Promise, resolved successfully with no value on success, rejected with no value on failure.
Examples
Set the name foo to hold the value bar:
GM.setValue("foo", "bar");