[英]Convert Ruby String gsub! to javascript string replace method
I have snip code in Ruby that used gsub! 我在使用gsub的Ruby中有片段代码! method as below
方法如下
# handle headings (H1-H6)
text.gsub!(/(<\/h[1-6]>)/i, "\n\\1") # move closing tags to new lines
text.gsub!(/[\s]*<h([1-6]+)[^>]*>[\s]*(.*)[\s]*<\/h[1-6]+>/i) do |s|
hlevel = $1.to_i
htext = $2
htext.gsub!(/<br[\s]*\/?>/i, "\n") # handle <br>s
htext.gsub!(/<\/?[^>]*>/i, '') # strip tags
hlength = 3
case hlevel
when 1 # H1, equal below
htext = "\n" + htext.upcase + "\n" + ('=' * hlength)
when 2 # H1, dashes below
htext = "\n" + htext.upcase + "\n" + ('-' * hlength)
else # H3-H6, dashes below
htext = "\n" + htext + "\n" + ('+' * hlength)
end
htext
end
Above snip will convert html string to plain text. 上面的代码片段会将html字符串转换为纯文本。 this process for H(s) tag.
H(s)标签的此过程。
I need to port the snip to javascript that will use replace method Someone can help me, thanks 我需要将代码片段移植到将使用替换方法的javascript中,有人可以帮助我,谢谢
You might want to try this gist (JS implementation of gsub): 您可能需要尝试以下要点(gsub的JS实现):
https://gist.github.com/varunkumar/8572487 https://gist.github.com/varunkumar/8572487
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