AddLabel Method
Adds an item to the Labels properties.
Syntax
googlesecrets.addLabel(name, value, [callback])
Callback
The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).
The callback for this method is defined as:
function(err){ }
'err' is the error that occurred. If there was no error, then 'err' is 'null'.
'err' has 2 properties which hold detailed information:
err.code err.message
Remarks
This method adds an item to the Label* properties. Name specifies the name of the item, and Value specifies the value of the item.
A resource may have up to 64 labels. Label names and values must consist solely of lowercase letters, numbers, underscores, and hyphens; and may be up to 63 characters in length. Label names must also be unique and begin with a lowercase letter.