async and sync glideajax

[shidhartha1]

how we can use asyncronous and syncronous glideajax??

[Anurag Tripathi]

getXMLWait is synchronus

getXML is asynchronus

read more here

GlideAjax - ServiceNow Wiki

[Chuck Tomasi]

FYI - Unless you ABSOLUTELY need to do something synchronously, use async. Sync can hold the user's browser hostage while you wait for a response. If you're writing a scoped app, I believe it doesn't even allow you to save with a synchronous call.