Last updated on
Apr 27, 2021 05:38:55 AM GMT
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Also Applies to ColdFusion
Description
Used to find if a cached object exists in the cache region. The region can be the default cache region (either at server or application level) or the custom region you specify.
Returns
True, if the cached object exists in the specified cache region.
History
ColdFusion 10: Added this function.
Syntax
cacheIdExists(id ,[region])
Properties
Parameter |
Description |
|---|---|
id |
(Required) The ID of the cached object. |
region |
(Optional) The cache region where you check for the cached object. |
Example: Checks if the cache object is present in the user-defined cache region
<cfscript>
// Create a new object
obj1 = {};
obj1.name = "hello world";
// Define the time to live and time to idle parameters
timeToLive=createtimespan(0,0,0,30);
timeToIdle=createtimespan(0,0,0,30);
writeOutput("Starting to write to cache..");
cachePut("id_obj1",obj1,timeToLive,timeToIdle,"customcache");
writeOutput("Done!!");
writeOutput("Trying to check if the cached item is present...");
writeOutput(cacheIdExists("obj1","customcache"));
</cfscript>
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