Regular expression escape warning
Question
For code
url.gsub(/"|\[|]| /, '')
ruby raises warning
warning: regular expression has ']' without escape: /"|\[|]| /
How to fix it?
1 answers
solution1
1 ACCPTED 2015-04-30 15:54:44
您的正则表达式将减少为
url.gsub(/[ "\[\]]/, '')
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