RecordFieldGetter- An OOB ServiceNow Script include which can be used to get a value of any field from any table from the Client Side as shown below.

Input Arugments-

• sysparm_name- Always getValue
• sysparm_table-- Any table name
• sysparm_sys_id- Sys_id of a record
• sysparm_field_name- Required field name

This can be called from client-side or Server-side as well.

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var si=new GlideAjax('RecordFieldGetter');si.addParam('sysparm_name','getValue');si.addParam('sysparm_table','sys_user');si.addParam('sysparm_sys_id',g_user.userID);si.addParam('sysparm_field_name','user_name');si.getXMLAnswer(function(userNameValue){alert(userNameValue);

});