Get All Group Name using JSOM And Rest Api Of SharePoint Site

JSOM

 

<input type='button' value='Get All Groups' onclick="clickMethod();"/>

<br />

 

<script language="javascript" type="text/javascript">

var siteGroups ='';

function clickMethod() {

  

var clientContext = new SP.ClientContext.get_current();

 

siteGroups = clientContext.get_web().get_siteGroups();

clientContext.load(siteGroups);

clientContext.executeQueryAsync(onQuerySucceeded, onQueryFailed);

}

 

function onQuerySucceeded() {

 

var allGroups='Group Name:       Group ID '+'\n';

for (var i =0 ; i < siteGroups.get_count(); i++)

{

allGroups +=siteGroups.itemAt(i).get_title()+'       '+siteGroups.itemAt(i).get_id()+'\n';

}

console.log(allGroups);

}

function onQueryFailed() {

   

alert('Request failed.');

}

</script>\

 

 

 

Rest Api

 

http://s07ngo:40072/_api/web/roleassignments/groups