Nodejs Array Max Matrix maxChildren(childrenPos)

Method Source Code

Array.prototype.maxChildren = function(childrenPos) {
  if (childrenPos.length == 1) {
    return childrenPos[0];
  }//from  w ww.ja  v  a 2s  .c  o  m

  if (this[childrenPos[0]] >= this[childrenPos[1]]) {
    return childrenPos[0];
  } else {
    return childrenPos[1];
  }
}

Related

1. matrix(rows, cols, initial)

   Array.prototype.matrix = function (rows, cols, initial) {
       var arr = [];
       for (var i = 0; i < rows; i++) {
           var columns = [];
           for (var j = 0; j < cols; j++) {
               columns[j] = initial;
           arr[i] = columns;
       return arr;
   var matrix = [].matrix(3, 3, 10);
   console.log(matrix);
   arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
   result = arr.reduceRight(function reduce(sum, value) {
       return "" + sum + value;
   });
   console.log(result);
   

2. max2d( si, ei, sj, ej, calc_maxm, update_array )

   Array.prototype.max2d = function ( si, ei, sj, ej, calc_maxm, update_array ) {
     var maxm = 0.0;
     for ( var ip = si; ip <= ei; ip++ ) {
       for ( iq = sj; iq <= ej; iq++ ) {
         if ( calc_maxm ) {
           this[ip][iq] = calc_maxm.call(this,this[ip][iq]);
         if ( this[ip][iq] > maxm ) {
           maxm = this[ip][iq];
   ...