João Vitor Veronese Vieira joaodos3v

## Several regex to match opening and closing pair of a specific tag.md

      
        
          
            
              
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                joaodos3v
                / Several regex to match opening and closing pair of a specific tag.md
            
            
              Last active
              March 10, 2020 14:05
            
              
                I needed to find all ReactJS components that contained plain text as content and these regular expressions helped me.
              
          
        
      
        
  
      
    Matches the opening and closing pair of a specific HTML tag.

<([A-Z][A-Z0-9]*)\b[^>]*>(.*?)</\1>
Matches the opening and closing pair of a specific HTML tag that contain one or more letters and numbers and _.

<([A-Z][A-Z0-9]*)\b[^>]*>[a-zA-Z0-9_.-]+</\1>
Test

(?<=(<pre>))(\w|\d|\n|[().,\-:;@#$%^&*\[\]"'+–/\/®°⁰!?{}|~]| )+?(?=())`