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C# 创建预期的c代码标识符时出错_C# - Fatal编程技术网

C# 创建预期的c代码标识符时出错

C# 创建预期的c代码标识符时出错,c#,C#,我有一个此代码预期的标识符错误。代码有什么问题 private static IEnumerable<FileInfo[]> ReturnFile(DirectoryInfo[], dirList, string fileSearchPattern) { foreach (DirectoryInfo dir in dirList) { yield return dir.GetFiles(fileSearchPattern, SearchOption

我有一个此代码预期的标识符错误。代码有什么问题

private static IEnumerable<FileInfo[]> ReturnFile(DirectoryInfo[], dirList, string fileSearchPattern) 
{
    foreach (DirectoryInfo dir in dirList) 
    {
        yield return dir.GetFiles(fileSearchPattern, SearchOption.TopDirectoryOnly);
    }
} 

方法签名中有额外的,-标记。试试这个:

private static IEnumerable<FileInfo[]> ReturnFile(DirectoryInfo[] dirList, string fileSearchPattern)

问题是DirectoryInfo[]之后缺少一个变量。。。