How to check any particular field of a form is empty by a business rule or script?

[Kaka Nayeem]

How to check any particular field of a form is empty by a business rule or script?

example:

if (current.name == ' ')

gs.log('Please enter value');

else

gs.log('Welcome' + current.name);

[Raju Koyagura · Accepted solution]

Business Rule: if(current.name.nil())

Client Script: if(g_form.getValue('name'))

[simonw]

Hi,

JSUtil - ServiceNow Wiki has a   number of methods to help you check for null values in variables as well

Simon