javascript multi demensional array code example

Example 1: javascript define multidimensional array

var iMax = 20;
var jMax = 10;
var f = new Array();

for (i=0;i<iMax;i++) {
 f[i]=new Array();
 for (j=0;j<jMax;j++) {
  f[i][j]=0;
 }
}

Example 2: creating 2d array in javascript

var [r, c] = [5, 5]; 
var m = Array(r).fill().map(()=>Array(c).fill(0));