fumiyasac

import UIKit
import PlaygroundSupport

protocol WaterfallLayoutDelegate: AnyObject {
        func numberOfColumns() -> Int
        func columnsSize(at indexPath: IndexPath) -> CGSize
        func columnSpace() -> CGFloat
}

final class WaterfallLayoutViewController: UIViewController, UICollectionViewDataSource {

fumiyasac

      var data: NSData = NSData()
 
        if let image = photoImageView.image {
           data = UIImageJPEGRepresentation(image,0.1)!
        }
 
        let base64String = data.base64EncodedStringWithOptions(NSDataBase64EncodingOptions.Encoding64CharacterLineLength)
 
        let user: NSDictionary = ["name":name!,"dob":dateOfBirthTimeInterval, "photoBase64":base64String]