Question

How to create and initialize a 2d array of characters with different row lengths in TypeScript

Answer 1

// Initialize a 2D array with different row lengths
const charArray2D = [
    ['T', 'y', 'p', 'e', 'S', 'c', 'r', 'i', 'p', 't'],
    ['p', 'r', 'o', 'g', 'r', 'a', 'm', 'm', 'i', 'n', 'g'],
    ['l', 'a', 'n', 'g', 'u', 'a', 'g', 'e']
];


// Iterate over each row
charArray2D.forEach(row => {
    // Convert the row to a string
    console.log(row.join(''));
});



/*
run:

"TypeScript" 
"programming" 
"language" 

*/

 

70+ SQL courses for beginners and professionals

Answer 2

// Initialize a 2D array with different row lengths
const charArray2D = [
    ['T', 'y', 'p', 'e', 'S', 'c', 'r', 'i', 'p', 't'],
    ['p', 'r', 'o', 'g', 'r', 'a', 'm', 'm', 'i', 'n', 'g'],
    ['l', 'a', 'n', 'g', 'u', 'a', 'g', 'e']
];

let s = "";

charArray2D.forEach(row => {
    row.forEach(char => {
        s += char + " ";
    });
    console.log(s);
    s = "";
});



/*
run:

"T y p e S c r i p t " 
"p r o g r a m m i n g " 
"l a n g u a g e " 

*/

 

70+ SQL courses for beginners and professionals