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Function std.file.read

Read entire contents of file name and returns it as an untyped array. If the file size is larger than upTo, only upTo bytes are read.

Prototype

void[] read(
  const(char[]) name,
  ulong upTo = 18446744073709551615LU
) @trusted;

Example

import std.file, std.stdio;
void main()
{
   auto bytes = cast(ubyte[]) read("filename", 5);
   if (bytes.length == 5)
       writefln("The fifth byte of the file is 0x%x", bytes[4]);
}

Returns

Untyped array of bytes read.

Throws

FileException on error.

Authors

Walter Bright, Andrei Alexandrescu, Jonathan M Davis

License

Boost License 1.0.

Comments