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mm580486/remove-emoji.rb

Last active January 27, 2021 14:30
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remove emoji from string - ruby
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remove-emoji.rb
# method base
def clean_emoji(str='')
str=str.force_encoding('utf-8').encode
arr_regex=[/[\u{1f600}-\u{1f64f}]/,/[\u{2702}-\u{27b0}]/,/[\u{1f680}-\u{1f6ff}]/,/[\u{24C2}-\u{1F251}]/,/[\u{1f300}-\u{1f5ff}]/]
arr_regex.each do |regex|
str = str.gsub regex, ''
end
return str
end
# sample
clean_emoji "i'm hungry 😭" #=>"i'm hungry"
#module base
module StringHelper
def clean_emoji
str = self.force_encoding('utf-8').encode
arr_regex=[/[\u{1f600}-\u{1f64f}]/,/[\u{2702}-\u{27b0}]/,/[\u{1f680}-\u{1f6ff}]/,/[\u{24C2}-\u{1F251}]/,/[\u{1f300}-\u{1f5ff}]/]
arr_regex.each do |regex|
str = str.gsub regex, ''
end
return str
end
end
class String
include StringHelper
end
# sample
"i'm hungry 😭".clean_emoji #=>"i'm hungry"
@reducm
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reducm commented Oct 18, 2017

It removes Chinese as well...

@guanting112
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try this:

gem install remove_emoji

doc:
https://github.com/guanting112/remove_emoji

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