find
fun findAndReplace(sheet: String, source: <Error class: unknown class>, target: String, first: Int = -1, startingRow: Int = -1, endingRow: Int = -1, startingColumn: Int = -1, endingColumn: Int = -1): Int(source)
Returns the count of replaced source occurrences with target. source can be a Regex or a String. Optional first limits replacement to the first N occurrences.