dependencies: [
.package(url: "https://github.com/William-Weng/WWCacheManager.git", .upToNextMajor(from: "1.0.1"))
]
| 函数 | 功能 |
|---|---|
| build(countLimit:totalCostLimit:delegate:) | 创建WWCacheManager |
| setValue(_ :forKey:) | 设置数值 |
| value(forKey:) | 读取数值 |
| removeValue(forKey:) | 移除数值 |
| removeAll() | 移除全部的数值 |
| @WWCacheValue | 修饰符 |
import UIKit
import WWPrint
import WWCacheManager
final class ViewController: UIViewController {
static let manager = WWCacheManager<NSString, UIImage>.build()
@WWCacheValue(ViewController.manager, "heartImage") var heartImage
override func viewDidLoad() {
super.viewDidLoad()
cacheManagerDemo()
cacheValueDemo()
}
}
private extension ViewController {
func cacheManagerDemo() {
let manager = WWCacheManager<NSString, NSData>.build()
let key = "cache" as NSString
let data = "Hello, WWCacheManager!".data(using: .utf8)! as NSData
manager.setValue(data, forKey: key)
wwPrint(manager.value(forKey: key))
manager.removeValue(forKey: key)
wwPrint(manager.value(forKey: key))
}
func cacheValueDemo() {
heartImage = UIImage(systemName: "heart.fill")
wwPrint(heartImage)
heartImage = nil
wwPrint(heartImage)
}
}