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JavaScript fn.analyzeString

MarkLogic 12 EA 1 Product Documentation
fn:analyze-string

fn:analyze-string(
   $in as xs:string?,
   $regex as xs:string,
   [$flags as xs:string]
) as element(s:results)

Summary

The result of the function is a new element node whose string value is the original string, but which contains markup to show which parts of the input match the regular expression.

Parameters
in The string to start with.
regex The regular expression pattern to match.
flags The flag representing how to interpret the regular expression. One of "s", "m", "i", or "x", as defined in http://www.w3.org/TR/xpath-functions/#flags.

Example

fn:analyze-string('Tom Jim John',"Jim")

=>
<s:analyze-string-result>
  <s:non-match>Tom </s:non-match>
  <s:match>Jim</s:match>
  <s:non-match> John</s:non-match>
</s:analyze-string-result>

Example

fn:analyze-string('Tom Jim John',"(Jim)")

=>
<s:analyze-string-result>
  <s:non-match>Tom </s:non-match>
    <s:match>
      <s:group nr="1">Jim</s:group>
    </s:match>
  <s:non-match> John</s:non-match>
</s:analyze-string-result>

Example

fn:analyze-string('Tom Jim John',"((Jim) John)")

=>
<s:analyze-string-result>
  <s:non-match>Tom </s:non-match>
  <s:match>
    <s:group nr="1">
    <s:group nr="2">Jim</s:group>
    John
    </s:group>
  </s:match>
</s:analyze-string-result>

Example

fn:analyze-string("http://example.com/", "\w+")

=>
<result xmlns="http://www.w3.org/2005/xpath-functions">
  <match>http</match>
  <non-match>://</non-match>
  <match>example</match>
  <non-match>.</non-match>
  <match>com</match>
  <non-match>/</non-match>
</result>

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