SP.WebCreationInformation.url property (sp.js)
Gets or sets the URL leaf name of the new site.
Applies to: apps for SharePoint | SharePoint Foundation 2013 | SharePoint Server 2013
var value = SP.WebCreationInformation.get_url ()
var value = SP.WebCreationInformation.set_url ()
Return value
Type: String
Remarks
This property must not be null. The length of this property must be equal to or less than 128 characters.
This property must not contain consecutive "/" or "." characters. It must not begin with or end with "/" or "." characters. It must not contain the string "/wpresources". And it must not contain any of the following characters: ~"#%&\*:<>?\\{|}\x7F