Regular Expression (RegEx)

Owned by Elaine Foley
Dec 18, 2023
1 min read

Online tool to test & validate regular expressions: www.regexr.com

  • Make sure PCRE is selected in the top right corner

  • Switch between Details and Explain tab

Get specific product code from the filename

The product code must be at the beginning and must be 14 characters long. 

(?<productCode>^(F-|G-|V-)[^_]*?)_()

Get any type of product code from the original filename

(?<productCode>^[0-9]{2} [0-9]{3} [^-]*)-(?<filename>.*)

Short Explanation: 

  • Create a group "productCode"

  • Start a the beginning ^

  • Get the first two numbers

  • Get the next three numbers

  • Get the rest until you find a dash - 

Input

Original File name

01 747 7715 7754-Set_HighRes_4035.jpg

Output

productCode (from Regular Expression)

01 747 7715 7754

Output

filenmae (from Regular Expression)

Set_HighRes_4035.jpg

Get code that starts with MT-

(?:MT|\G)-(?<mediaType>[A-Z\s]{3,4})

Short Explanation: 

  • Create a group "mediaType"

  • Get a code that starts with MT

Input

Original File name

Summer-Campaign_MT-EMOS-Set_HighRes_4035.jpg

Output

mediaType (from Regular Expression)

MT-EMOS

Â