Turn a dataset of N rows and M columns into a single cell?

wessel

Dear All,

How do I turn a 5 by 2 data set into a single string?
The data set looks like this:

A B C D E
P Q R S T

the final result should be
"A B C D E P Q R S T"

wessel

This is the best I can come up with:

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<process version="5.2.003">
 <context>
   <input/>
   <output/>
   <macros/>
 </context>
 <operator activated="true" class="process" compatibility="5.2.003" expanded="true" name="Process">
   <process expanded="true" height="484" width="748">
     <operator activated="true" class="generate_data" compatibility="5.2.003" expanded="true" height="60" name="Generate Data" width="90" x="45" y="30">
       <parameter key="number_examples" value="2"/>
     </operator>
     <operator activated="true" class="select_attributes" compatibility="5.2.003" expanded="true" height="76" name="Generate Data (2)" width="90" x="180" y="30">
       <parameter key="attribute_filter_type" value="single"/>
       <parameter key="attribute" value="label"/>
       <parameter key="invert_selection" value="true"/>
       <parameter key="include_special_attributes" value="true"/>
     </operator>
     <operator activated="true" class="loop_attributes" compatibility="5.2.003" expanded="true" height="60" name="Generate Data (3)" width="90" x="313" y="30">
       <parameter key="iteration_macro" value="att1"/>
       <process expanded="true" height="484" width="930">
         <operator activated="true" class="generate_attributes" compatibility="5.2.003" expanded="true" height="76" name="Generate Attributes" width="90" x="112" y="30">
           <list key="function_descriptions">
             <parameter key="%{att1}" value="char(&quot;ABCDEFGHIJKLMNOP&quot;, round(abs(%{att1})))"/>
           </list>
         </operator>
         <connect from_port="example set" to_op="Generate Attributes" to_port="example set input"/>
         <connect from_op="Generate Attributes" from_port="example set output" to_port="example set"/>
         <portSpacing port="source_example set" spacing="0"/>
         <portSpacing port="sink_example set" spacing="0"/>
       </process>
     </operator>
     <operator activated="true" class="loop_attributes" compatibility="5.2.003" expanded="true" height="60" name="Merge" width="90" x="447" y="30">
       <parameter key="attribute_filter_type" value="single"/>
       <parameter key="attribute" value="att5"/>
       <parameter key="invert_selection" value="true"/>
       <parameter key="iteration_macro" value="att1"/>
       <process expanded="true" height="484" width="930">
         <operator activated="true" class="generate_attributes" compatibility="5.2.003" expanded="true" height="76" name="Generate Attributes (2)" width="90" x="447" y="30">
           <list key="function_descriptions">
             <parameter key="att5" value="concat(att5, %{att1})"/>
           </list>
           <parameter key="use_standard_constants" value="false"/>
         </operator>
         <connect from_port="example set" to_op="Generate Attributes (2)" to_port="example set input"/>
         <connect from_op="Generate Attributes (2)" from_port="example set output" to_port="example set"/>
         <portSpacing port="source_example set" spacing="0"/>
         <portSpacing port="sink_example set" spacing="0"/>
       </process>
     </operator>
     <connect from_op="Generate Data" from_port="output" to_op="Generate Data (2)" to_port="example set input"/>
     <connect from_op="Generate Data (2)" from_port="example set output" to_op="Generate Data (3)" to_port="example set"/>
     <connect from_op="Generate Data (3)" from_port="example set" to_op="Merge" to_port="example set"/>
     <connect from_op="Merge" from_port="example set" to_port="result 1"/>
     <portSpacing port="source_input 1" spacing="0"/>
     <portSpacing port="sink_result 1" spacing="0"/>
     <portSpacing port="sink_result 2" spacing="0"/>
   </process>
 </operator>
</process>