Nodejs Array Max max(s)

Method Source Code

Array.prototype.max = function (s) {
   s = s || Selector;//from www .  j a v a 2 s .c om
   var l = this.length;
   var max = s(this[0]);
   while (l-- > 0)
      if (s(this[l]) > max) max = s(this[l]);
   return max;
};

Related

1. max(comparer)

   Array.prototype.max = function(comparer) {
       if (this.length === 0) return null;
       if (this.length === 1) return this[0];
       comparer = (comparer || Math.max);
       var v = this[0];
       for (var i = 1; i < this.length; i++) {
           v = comparer(this[i], v);
       return v;
   ...
   

2. max(fun)

   Array.prototype.max = function (fun) {
       var max = this[0];
       this.forEach(x => {
           if (fun ? fun(max, x) : (max < x))
               max = x;
       });
       return max;
   };
   

3. max(func)

   Array.prototype.max = function (func) {
       return func === undefined ? Math.max.apply(null, this) : Math.max.apply(null, this.select(func));
   };
   

4. max(k)

   Array.prototype.max = function (k) {
     return Math.max.apply (null, this.column (k));
   };
   

5. max(prop)

   Array.prototype.max = function (prop) {
       var max = prop ? this[0][prop] : this[0];
       var len = this.length;
       for (var i = 1; i < len; i++) {
           var item = prop ? this[i][prop] : this[i];
           if (item > max) {
               max = item;
       return max;
   };
   

6. max(selector)

   Array.prototype.max = function(selector){
     var maxItem = this[0];
     var maxValue = -999999;
     this.forEach(function(item){
       var value = selector(item);
       if( value > maxValue ){
         maxItem = item;
         maxValue = value;
     });
     return maxItem;
   

7. maxima()

   Array.prototype.maxima = function() {
     for(var i = 0, maxValue = Number.MIN_VALUE; i < this.length; i++) {
       parseInt(this[i]) > maxValue && (maxValue = this[i]);
     return maxValue
   var arr = [1,21,3,4,22,45,6,7,32];
   console.log(arr.join("|") + ":" + arr.maxima());
   

8. maxima()

   Array.prototype.maxima = function(){
     for (var i = 0, maxValue = Number.MIN_VALUE; i < this.length; i++) {
       parseInt(this[i]) > maxValue &&  (maxValue = this[i])
     };
     return maxValue
   var arr = [1,21,3,4,22,45,6,7,32];
   console.log(arr.join("+")+"="+arr.sum());
   console.log(arr.join("|")+" "+arr.maxima());
   ...
   

9. maximum()

   'use strict';
   Array.prototype.maximum = function () {
     return this.reduce(function (max, aValue) {
       return Math.max(max, aValue);
     }, this[0]);
   };