title: How to update the object with key and value as an array in javascript,typescript
body: <p>I have an object named dropdowns,object with key value pair.I want to update the object named dropdowns.How to update the object.Please help me.</p>
  
  <pre><code>dropdowns: any = {};
  
  dropdowns={
             clientCode: ["ALDR","NIKE"], 
             carrierCode: ["XYZ","ABC","DEF","GHI"], 
             invoiceCount: [123,456,789]
            }
  </code></pre>
  
  <p>I wank to make clientCode:["LMN","OPQ","RST","UVW"]
  How can I update the object.</p>