SO - 29909363

by Arun P Johny

JavaScript

var address = [
    "...",
    "....",
    ".....",
    "......"];

var arr = [];

for (i = 0; i < address.length; i++) {
    //need to initialize array[i]
    arr[i] = [];
    for (j = 0; j < address.length; j++) {
        arr[i][j] = i == j ? 0 : 1;
    }
}

console.log(arr)