Determine the current page with Ruby on Rails

current_page? method

Used in view

# http://hoge.com/Whether it is fuga
current_page?(http://hoge.com/fuga)

# /hoge hoge or not
current_page?(/hogehoge)

# hoge_Whether it is a path
current_page?(hoge_path)

#Whether it is an arbitrary action
current_page?(action: 'new')

#Any controller/Whether it is an action
current_page?(controller: 'hoge', action: 'new')

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