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<article>
<h2>Swift mode</h2>
<form><textarea id="code" name="code">
//
//  TipCalculatorModel.swift
//  TipCalculator
//
//  Created by Main Account on 12/18/14.
//  Copyright (c) 2014 Razeware LLC. All rights reserved.
//

import Foundation

class TipCalculatorModel {

  var total: Double
  var taxPct: Double
  var subtotal: Double {
    get {
      return total / (taxPct + 1)
    }
  }

  init(total: Double, taxPct: Double) {
    self.total = total
    self.taxPct = taxPct
  }

  func calcTipWithTipPct(tipPct: Double) -> Double {
    return subtotal * tipPct
  }

  func returnPossibleTips() -> [Int: Double] {

    let possibleTipsInferred = [0.15, 0.18, 0.20]
    let possibleTipsExplicit:[Double] = [0.15, 0.18, 0.20]

    var retval = [Int: Double]()
    for possibleTip in possibleTipsInferred {
      let intPct = Int(possibleTip*100)
      retval[intPct] = calcTipWithTipPct(possibleTip)
    }
    return retval

  }

}
</textarea></form>

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        lineNumbers: true,
        matchBrackets: true,
        mode: "text/x-swift"
      });
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    <p>A simple mode for Swift</p>

    <p><strong>MIME types defined:</strong> <code>text/x-swift</code> (Swift code)</p>
  </article>