上次更新日期：
2022年1月11日
|
也应用至 ColdFusion
Description
Gets an object that is stored in the cache.
Returns
The object stored in the cache.
Category
Function syntax
CacheGet(id, [cacheName])
See also
cfcache, CachePut, CacheGetAllIds, CacheGetMetadata, CacheGetProperties, CacheRemove, CacheSetProperties
History
ColdFusion (2018 release): Renamed parameter cacheRegion to cacheName.
ColdFusion 10: Added the region parameter.
ColdFusion 9: Added the function.
Parameters
Parameter |
Description |
|---|---|
id |
The ID value assigned to the cache object when it was created. |
cacheName |
(Optional) Specifies the cache where you can place the cache object. |
Example
<cfscript>
//create a cache region with no properties
rProps={};
CacheRegionNew("aRegion",rProps,true);
// create object myObj
myObj={};
myObj.a="hello";
myObj.b="world";
// store myObj in the cache region
CachePut("id_1",myObj,createTimespan(0,0,30,0),createTimespan(0,0,15,0),"aRegion");
// get object myObj that is stored in id_1 in aRegion
Writedump(CacheGet("id_1","aRegion"));
</cfscript>
