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JavaScript PatchBuilderPlan.prototype.replaceValue

MarkLogic Server 11.0 Product Documentation
op:replace-value

op:replace-value(
   $patch-builder-plan as map:map,
   $path as xs:string,
   $content as item()
) as map:map

Summary

Replace the value of a path with a new value.

Parameters
$patch-builder-plan The Patch Builder Plan. You can either use the XQuery => chaining operator or specify the variable that captures the return value from the previous operation.
$path The path to replace the value.
$content The new value.

Example

xquery version "1.0-ml";
import module namespace op="http://marklogic.com/optic"
     at "/MarkLogic/optic.xqy";
declare option xdmp:update "true";

let $doc-descriptors := (
    map:entry("uri", '/optic/update/write4.xml')
      =>map:with("doc", <doc><action>write4</action></doc>),
    map:entry("uri", '/optic/update/write5.xml')
      =>map:with("doc", <doc><action>write4</action></doc>)
      =>map:with("collections", ("write"))
  )
return op:from-doc-descriptors($doc-descriptors)
=>op:patch(op:col("doc"),op:patch-builder("/")
           =>op:replace-value("action","newAction")
          )
=>op:write(op:doc-cols())
=>op:result()

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