直接上工具類
import Foundation
class PlistUtil {
func put(fileName:String,key:String,val:String) -> Bool {
do{
//獲得存儲路徑
let path = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first
//拼接名字
let fileName = "\(path!)/\(fileName).plist"
let dic:NSDictionary = [key:val]
//寫入
return dic.write(toFile: fileName, atomically: true)
}catch{
return false
}
}
func get(fileName:String,key:String) -> String {
//獲得數據存儲路徑
let path = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first
let fileNameRel = "\(path!)/\(fileName).plist"
//判斷文件是否存在
let fileManager = FileManager.init()
let exist = fileManager.fileExists(atPath: fileNameRel)
if !exist{
//print("你查詢的文件不存在")
return ""
}
//讀取plist:如果有數返回數據 否則返回默認 ""
let dicRes = NSDictionary.init(contentsOfFile: fileNameRel)
if dicRes != nil{
let res = dicRes?[key]
return res as? String ?? ""
}else{
return ""
}
}
}
測試類
let plist = PlistUtil.init()
//測試寫入
let flag = plist.put(fileName: "mplist", key: "initsqlitedata2", val: "zheng")
if flag {
print("寫入數據成功")
}else{
print("寫入數據失敗")
}
//測試讀取
let res = plist.get(fileName: "mplist", key: "initsqlitedata2")
if res == ""{
print("沒有獲取到數據")
}else{
print("===> \(res)")
}