import Foundation
let pattern = #"(?i)\bw(?:eigh)?t\b.{1,25}?\b(?<!\d/)(\d+(?:\.\d+)?)(?!/?\d)\s*(\w+)"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
Weight Measured: 80.7 kg 11/27/1900 24:59:00
Pulse 64 \F\ Temp 37.3?C (99.1 ?F) \F\ Wt 101.2 kg (223 lb)
Weight as of 11/11/1900 72.2 kg (159 lb 1.6 oz)
Resp. rate 16, height 177.8 cm (5' 10"), weight 84.7 kg (186 lb|
11.2 oz)
And one extra weight example 100lbs
"""#
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