Login Register

first

first( path_stack, node )

Instance Public methods

Performs a depth-first (document order) XPath search, and returns the first match. This is the fastest, lightest way to return a single result.

FIXME: This method is incomplete!

Links:

https://github.com/ruby/ruby/blob/615e7987ca619a9d8df01844b61d95796b95fd19/lib/rexml/xpath_parser.rb#L95

doc_ruby_on_rails

2015-05-08 01:28:07

Comments

Leave a Comment

Please login to continue.

Popular Articles

first! first!() Instance Public methods Same as first but raises ActiveRecord::RecordNotFound if no record is found. Note that first! accepts n

.first() Reduce the set of matched elements to the first in the set. Given a jQuery object that represents a set o

first rng.first â objrng.first(n) â an_array Instance Public methods Returns the first object in the range, or an array of the first n ele

first enum.first â obj or nilenum.first(n) â an_array Instance Public methods Returns the first element, or the first n elements,

first first() Instance Public methods