title: array length in Salesforce
body: <p>I'm getting error "Error    Error: AddIMRConroller Compile Error: Initial term of field expression must be a concrete SObject: LIST at line 21 column 23" from below line of code .</p>
  
  <p>string[] str1 = imrTable.split('\r\n');
          System.debug( str1.length); </p>