Version: 2022.1
LanguageEnglish
  • C#

AsyncReadManager.OpenFileAsync

Suggest a change

Success!

Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.

Close

Submission failed

For some reason your suggested change could not be submitted. Please <a>try again</a> in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.

Close

Cancel

Declaration

public static Unity.IO.LowLevel.Unsafe.FileHandle OpenFileAsync(string fileName);

Parameters

fileName The path to the file to be opened.

Returns

FileHandle The FileHandle of the file being opened. Use the FileHandle to check the status of the open operation, to read the file, and to close the file when done.

Description

Opens the file asynchronously.

using System.IO;
using Unity.IO.LowLevel.Unsafe;
using UnityEngine;

class AsyncOpenSample : MonoBehaviour { FileHandle fileHandle; public unsafe void Start() { string filePath = Path.Combine(Application.streamingAssetsPath, "myfile.bin");

fileHandle = AsyncReadManager.OpenFileAsync(filePath); }

public unsafe void Update() { if (fileHandle.IsValid() && fileHandle.JobHandle.IsCompleted) { fileHandle.Close().Complete(); } } }