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VARCACHE{ attributes } -- cache TWiki variables in selected topics for faster page rendering

  • The %VARCACHE{}% variable is handled by the VarCachePlugin.
  • Syntax: %VARCACHE{ "24" }%
  • Supported attributes:
    Attribute Comment Default
    "..." or
    refresh="..."
    Cache refresh period in hours (maximum age of cache) REFRESH setting
    cachemsg="..." Message shown when looking at a cached topic. Use $age to indicate the age of cache, $link to indicate the refresh URL CACHEMSG setting
    updatemsg="..." Message shown after a cache refresh. Use $link to indicate the refresh URL UPDATEMSG setting
  • Example: %VARCACHE{"168"}% caches the current page for 7 days
  • Exclude variables from getting cached:
    • Use <varcache_exclude> ... </varcache_exclude> to exclude sections of a page
      • Example: <varcache_exclude> %SEARCH{...}% </varcache_exclude> runs the search on every page view, regardless of caching
    • Or, prefix variables with VARCACHE_EXCLUDE_
      • Example: %VARCACHE_EXCLUDE_WIKIUSERNAME% renders the WIKIUSERNAME variable on every page view, regardless of caching
  • Category: AdministrationVariables, DevelopmentVariables
  • Related: VarCachePlugin, VarCachePluginTest
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Topic revision: r22 - 2017-01-13 - HideyoImazu
 
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