Regex To Match A String That Doesn’t End With Given Suffix

A regular expression to match a string that doesn’t end with the given suffix.

/.*(?<!MYSUFFIX)$/

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Matches:

• This Is A String MYSUFFIX.
• This Is A String MY.
• This Is A String SUFFIX.

Non-matches:

• This Is A String MYSUFFIX

See Also:

• Regex To Match A line That Doesn’t Contain A Specific Word
• Regex To Match A String That Doesn’t Start With Given Prefix