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slice!

ary.slice!(index) â obj or nil
ary.slice!(start, length) â new_ary or nil
ary.slice!(range) â new_ary or nil
Instance Public methods

Deletes the element(s) given by an index (optionally up to length elements) or by a range.

Returns the deleted object (or objects), or nil if the index is out of range.

a = [ "a", "b", "c" ]
a.slice!(1)     #=> "b"
a               #=> ["a", "c"]
a.slice!(-1)    #=> "c"
a               #=> ["a"]
a.slice!(100)   #=> nil
a               #=> ["a"]
doc_ruby_on_rails
doc_ruby_on_rails
2025-01-10 15:47:30
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