import Foundation
let pattern = #"(theColumnName)[\s\S]*?[\d]+"#
let regex = try! NSRegularExpression(pattern: pattern)
let testString = ##"""
Line 62: DECLARE @pStrtheColumnName VARCHAR(10)
Line 198: theColumnName VARCHAR(10),
Line 282: INSERT INTO #Temp(theColumnName
Line 297: SELECT P.SomeCol, P.theColumnName, P.OtherColumn, P.AnotherCol,
Line 385: SELECT SomeCol, theColumnName, AnotherCol, ThirdCol,
Line 400: ORDER BY Col1, Col2, theColumnName
Line 404: FETCH NEXT FROM curCMS INTO @pStrCode, @pStrtheColumnName, @pSomeDate,
Line 436: SET @pStrProcessLine = @pStrProcessLine + ISNULL(SUBSTRING(@pStrtheColumnName,1,10), '') + @pStrDelimiter
Line 555: FETCH NEXT FROM myCursor INTO @pStrCode, @pStrtheColumnName, @pSomeDate,
Line 597: ORDER BY E.SomeDate, E.AnotherDate, E.theColumnName
Line 654: + 'ORDER BY AdmissionDate, DischargeDate, theColumnName' + @Cr
"""##
let stringRange = NSRange(location: 0, length: testString.utf16.count)
let matches = regex.matches(in: testString, range: stringRange)
var result: [[String]] = []
for match in matches {
var groups: [String] = []
for rangeIndex in 1 ..< match.numberOfRanges {
let nsRange = match.range(at: rangeIndex)
guard !NSEqualRanges(nsRange, NSMakeRange(NSNotFound, 0)) else { continue }
let string = (testString as NSString).substring(with: nsRange)
groups.append(string)
}
if !groups.isEmpty {
result.append(groups)
}
}
print(result)
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Swift 5.2, please visit: https://developer.apple.com/documentation/foundation/nsregularexpression