finding index in array in mule dataweve 4





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Dataweave : Need to find the index of the maximum value of an array and map a particular element from that index.



        <row>
<code>3</code>
<percentage>0.9723</percentage>
</row>
<row>
<code>4</code>
<percentage>0.0278</percentage>
</row>
<row>
<code>5</code>
<percentage>0.0123</percentage>
</row>


Example : I want to navigate to each row and find the index of the maximum value of percentage and then map the code value from that index










share|improve this question





























    -1















    Dataweave : Need to find the index of the maximum value of an array and map a particular element from that index.



            <row>
    <code>3</code>
    <percentage>0.9723</percentage>
    </row>
    <row>
    <code>4</code>
    <percentage>0.0278</percentage>
    </row>
    <row>
    <code>5</code>
    <percentage>0.0123</percentage>
    </row>


    Example : I want to navigate to each row and find the index of the maximum value of percentage and then map the code value from that index










    share|improve this question

























      -1












      -1








      -1








      Dataweave : Need to find the index of the maximum value of an array and map a particular element from that index.



              <row>
      <code>3</code>
      <percentage>0.9723</percentage>
      </row>
      <row>
      <code>4</code>
      <percentage>0.0278</percentage>
      </row>
      <row>
      <code>5</code>
      <percentage>0.0123</percentage>
      </row>


      Example : I want to navigate to each row and find the index of the maximum value of percentage and then map the code value from that index










      share|improve this question














      Dataweave : Need to find the index of the maximum value of an array and map a particular element from that index.



              <row>
      <code>3</code>
      <percentage>0.9723</percentage>
      </row>
      <row>
      <code>4</code>
      <percentage>0.0278</percentage>
      </row>
      <row>
      <code>5</code>
      <percentage>0.0123</percentage>
      </row>


      Example : I want to navigate to each row and find the index of the maximum value of percentage and then map the code value from that index







      xml mule dataweave






      share|improve this question













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      asked Nov 23 '18 at 12:21









      Piyush SinghPiyush Singh

      111




      111
























          1 Answer
          1






          active

          oldest

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          2














          I added a wrapper element called rows to make it a valid xml then you can get the max element using



          %dw 2.0
          output application/json
          ---
          payload.rows.*row maxBy ((item) -> item.percentage)





          share|improve this answer
























          • Actually I need to map the field "code" where the percentage is maximum.

            – Piyush Singh
            Nov 24 '18 at 1:10











          • You should amend the original answer to clarify that.

            – Alejandro Dobniewski
            Nov 24 '18 at 2:21











          • Thank You . This worked for me

            – Piyush Singh
            Nov 26 '18 at 12:10












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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          2














          I added a wrapper element called rows to make it a valid xml then you can get the max element using



          %dw 2.0
          output application/json
          ---
          payload.rows.*row maxBy ((item) -> item.percentage)





          share|improve this answer
























          • Actually I need to map the field "code" where the percentage is maximum.

            – Piyush Singh
            Nov 24 '18 at 1:10











          • You should amend the original answer to clarify that.

            – Alejandro Dobniewski
            Nov 24 '18 at 2:21











          • Thank You . This worked for me

            – Piyush Singh
            Nov 26 '18 at 12:10
















          2














          I added a wrapper element called rows to make it a valid xml then you can get the max element using



          %dw 2.0
          output application/json
          ---
          payload.rows.*row maxBy ((item) -> item.percentage)





          share|improve this answer
























          • Actually I need to map the field "code" where the percentage is maximum.

            – Piyush Singh
            Nov 24 '18 at 1:10











          • You should amend the original answer to clarify that.

            – Alejandro Dobniewski
            Nov 24 '18 at 2:21











          • Thank You . This worked for me

            – Piyush Singh
            Nov 26 '18 at 12:10














          2












          2








          2







          I added a wrapper element called rows to make it a valid xml then you can get the max element using



          %dw 2.0
          output application/json
          ---
          payload.rows.*row maxBy ((item) -> item.percentage)





          share|improve this answer













          I added a wrapper element called rows to make it a valid xml then you can get the max element using



          %dw 2.0
          output application/json
          ---
          payload.rows.*row maxBy ((item) -> item.percentage)






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 23 '18 at 14:30









          machavalmachaval

          51146




          51146













          • Actually I need to map the field "code" where the percentage is maximum.

            – Piyush Singh
            Nov 24 '18 at 1:10











          • You should amend the original answer to clarify that.

            – Alejandro Dobniewski
            Nov 24 '18 at 2:21











          • Thank You . This worked for me

            – Piyush Singh
            Nov 26 '18 at 12:10



















          • Actually I need to map the field "code" where the percentage is maximum.

            – Piyush Singh
            Nov 24 '18 at 1:10











          • You should amend the original answer to clarify that.

            – Alejandro Dobniewski
            Nov 24 '18 at 2:21











          • Thank You . This worked for me

            – Piyush Singh
            Nov 26 '18 at 12:10

















          Actually I need to map the field "code" where the percentage is maximum.

          – Piyush Singh
          Nov 24 '18 at 1:10





          Actually I need to map the field "code" where the percentage is maximum.

          – Piyush Singh
          Nov 24 '18 at 1:10













          You should amend the original answer to clarify that.

          – Alejandro Dobniewski
          Nov 24 '18 at 2:21





          You should amend the original answer to clarify that.

          – Alejandro Dobniewski
          Nov 24 '18 at 2:21













          Thank You . This worked for me

          – Piyush Singh
          Nov 26 '18 at 12:10





          Thank You . This worked for me

          – Piyush Singh
          Nov 26 '18 at 12:10




















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