Here in below example, there is a custom field Active__c
in Contact object. On a button click want to update Active__c
field status to true.
{!REQUIRESCRIPT("/soap/ajax/29.0/connection.js")} {!REQUIRESCRIPT("/soap/ajax/29.0/apex.js")} if(confirm("Do you want to active this Contact?") == true) { var objC = new sforce.SObject("Contact"); objC.Id = '{!Contact.Id}'; objC.Active__c = true; var result = sforce.connection.update([objC]); window.location.reload(); }