Webtags (preserving history): Difference between revisions
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To find out what is allowed for '''tag_name''', see the various tables later on this page. | To find out what is allowed for '''tag_name''', see the various tables later on this page. | ||
To find out what is allowed for the '''input selection parameters''' and '''output modification parameters''', refer to [[ | To find out what is allowed for the '''input selection parameters''' and '''output modification parameters''', refer to [[Webtags/Parameters|web tag parameters]] page. | ||
==What this page covers == | ==What this page covers == | ||
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There are a set of web tags for 'recent historical data', based on an array stored by Cumulus giving data values from 1 minute ago, up to 1 week ago, in 1 minute intervals. As Cumulus runs it will add the latest values to the array with full resolution, and shift existing values along so those older than 7 days fall off. | There are a set of web tags for 'recent historical data', based on an array stored by Cumulus giving data values from 1 minute ago, up to 1 week ago, in 1 minute intervals. As Cumulus runs it will add the latest values to the array with full resolution, and shift existing values along so those older than 7 days fall off. | ||
*The input modification parameters available are listed at [[ | *The input modification parameters available are listed at [[Webtags/Parameters#Input Modification Parameters for Recent History]]. | ||
**To save you looking up the details, these input parameters specify how many minutes ago is required. Instead of entering a very large number for minutes, you can include separate input parameters for days, hours, and minutes, ago. | **To save you looking up the details, these input parameters specify how many minutes ago is required. Instead of entering a very large number for minutes, you can include separate input parameters for days, hours, and minutes, ago. | ||
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[[#No_Commas]] versions of the array are available for use in script. If you use MX, the tag names in this table can take a [[ | [[#No_Commas]] versions of the array are available for use in script. If you use MX, the tag names in this table can take a [[Webtags/Parameters#Output Modification Parameter for Removing Commas|rc=y]] parameter. | ||
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