nl_tokens: Creates a function that when called invokes func with the this binding of thisArg and prepends any additional bind arguments to those provided to the bound function .
pl_tokens: function <mask> ( func , thisArg ) { return arguments . length > 2 ? createBound ( func , 17 , nativeSlice . call ( arguments , 2 ) , null , thisArg ) : createBound ( func , 1 , null , null , thisArg ) ; }