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creating 2d array in javascript Code Example
js array two dimensional 
// declaration of a two-dimensional array
// 5 is the number of rows and 4 is the number of columns.
const matrix = new Array(5).fill(0).map(() => new Array(4).fill(0));

console.log(matrix[0][0]); // 0
creating 2d array in javascript 
var [r, c] = [5, 5]; 
var m = Array(r).fill().map(()=>Array(c).fill(0));
2d array in javascript 
function createArray(row,column) {
let arr = [];

for(var i=0; i<row; i++){
    arr[i] = [Math.floor(Math.random() * (10))];

    for(var j=0;j<column;j++){
        arr[i][j]= [Math.floor(Math.random() * (20))];
    }
}

return arr;
}

var arrVal = createArray(4, 5);

console.log(arrVal);
Source: stackoverflow.com



Javascript

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Category:
 Coding
Sub Category:
 Code Example
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