File.ReadAllText Method (String, Encoding)

FileReadAllText Method (String, Encoding)

Opens a file, reads all lines of the file with the specified encoding, and then closes the file.

Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0

Syntax

public static string ReadAllText(
	string path,
	Encoding encoding
)

path: Type: SystemString
The file to open for reading.
encoding: Type: System.TextEncoding
The encoding applied to the contents of the file.

Type: String
A string containing all lines of the file.

Exceptions

Exception	Condition
ArgumentException	path is a zero-length string, contains only white space, or contains one or more invalid characters as defined by InvalidPathChars.
ArgumentNullException	path is null.
PathTooLongException	The specified path, file name, or both exceed the system-defined maximum length. For example, on Windows-based platforms, paths must be less than 248 characters, and file names must be less than 260 characters.
DirectoryNotFoundException	The specified path is invalid (for example, it is on an unmapped drive).
IOException	An I/O error occurred while opening the file.
UnauthorizedAccessException	path specified a file that is read-only.-or- This operation is not supported on the current platform.-or- path specified a directory.-or- The caller does not have the required permission.
FileNotFoundException	The file specified in path was not found.
NotSupportedException	path is in an invalid format.
SecurityException	The caller does not have the required permission.