Returns position of a value in a list of values which is a text string, delimited by separator.
Values in the delimited string are always considered text, even if they look like a number. First argument is implicitly converted to text. Separator value may contain more than 1 character.
|match(5, '5;55;555', ';')||1|
|match('55', '555;55;5', ';')||2|