title: How can I get selected or editing row on Js-Grid?
body: <p>I want to get just editing row validating field value with another field on the.
  Bu it doesn't work.</p>
  
  <pre><code> fields: [
      { name: "id", type: "text", align: "center", width: 10, editing: false, title:"ID"},
      { name: "total", type: "number", align: "center", width: 30, editing: false, title:"Total"},
      { name: "correct", type: "number", align: "center", width: 30,  
          validate: {validator: function(value, item) {
                          return value &lt;= item.total;}, message: "Correct should be smaller or equal than Total"}
      },
      { type: "control", modeSwitchButton: false, editButton: true, deleteButton: false }]
  </code></pre>
  
  <p>can you help?</p>