Hi Kumar Yadanaparthi Please find below the code snippet doing as you
stated. //java script code when your ExtJS library is loaded
Ext.onReady(function() { var columns = [ { text : 'Column 1', dataIndex:
'column1', locked : true, width : 200 }, { text : 'Column 2', dataIndex:
'column2', locked : true, // ADD THIS IN COLUMN 2 width : 200 }, { text
: 'Column 3', dataIndex: 'column3', width : 200 } ]; var store =
Ext.create('Ext.data.ArrayStore', { fields: [ {name: 'column1'}, {name:
'column2'}, {n...