root/trunk/src/tutorials/examples/sort_file/sort_file.d

import std.stream;
import std.stdio;

void main(char[][] args)
{
    int i;
    char[][] arr;
    char[][] sortedArr;
    char[] ln;

    if(args.length < 2)
    {
        writefln("sort_file: Provide a file as an argument to sort it.");
        return;
    }

    char[] inFileName = args[1];
    File inFile = new File(inFileName);
    File outFile = new File(args[1] ~ ".sorted.txt", FileMode.OutNew); 


    writefln("Sorting: %s", inFileName);

    while (!inFile.eof())
    {
        ln = inFile.readLine();
        arr.length = arr.length + 1;
        arr[arr.length - 1] =  ln;
    }
    inFile.close();

    sortedArr = arr.sort;
    

    for(i = 0; i < sortedArr.length; i++)
    {
        outFile.writeLine(sortedArr[i]);  
        debug writefln("%s", sortedArr[i]);
    }    
}