/// <summary>
/// 将文件转换成Base64格式
/// </summary>
/// <param name="filePath">本地文件绝对地址</param>
/// <param name="isSync">是否同步</param>
/// <returns></returns>
private static async Task <string> FileToBase64Async(string filePath, bool isSync)
{
string result;
try
{
if (!File.Exists(filePath))
{
return(String.Empty);
}
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
if (isSync)
{
return(fs.ConvertToBase64());
}
return(await fs.ConvertToBase64Async());
}
}
catch
{
result = string.Empty;
}
return(result);
}
/// <summary>
/// 将文件转换成Base64格式
/// </summary>
/// <param name="filePath">文件地址</param>
/// <returns></returns>
public static string FileToBase64(string filePath)
{
string result = "";
try
{
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
return(fs.ConvertToBase64());
}
}
catch
{
result = "";
}
return(result);
}
/// <summary>
/// 将文件转换成Base64格式
/// </summary>
/// <param name="filePath">本地文件绝对地址</param>
/// <returns></returns>
public static string FileToBase64(string filePath)
{
string result;
try
{
if (!File.Exists(filePath))
{
return(String.Empty);
}
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
return(fs.ConvertToBase64());
}
}
catch
{
result = string.Empty;
}
return(result);
}
