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Tests if two supplied text strings are exactly the same and if so, returns TRUE; Otherwise, returns FALSE. (case-sensitive)
Returns the position of a supplied character or text string from within a supplied text string (case-sensitive)
Returns the length of a supplied text string
Returns the position of a supplied character or text string from within a supplied text string (non-case-sensitive)
Tests whether a supplied value is text and if so, returns the supplied text; If not, returns an empty text string.