Nodejs Array Find findYoungestPersonfindYoungestPerson()

Method Source Code

Array.prototype.findYoungestPerson = function findYoungestPerson() {
        var youngest = this[0];

    for (var person = 1; person < this.length; person += 1) {

        if (this[person].age < youngest.age) {
            youngest = this[person];//  www .jav a  2 s .  c  o  m
        }
    }

    return youngest;
};

Related

1. findIfNotError(filter)

   Array.prototype.findIfNotError = function(filter) {
       var result = this.find(filter);
       if ( !result ) {
           throw new Error();
       return result;
   

2. findInJson(attr, value)

   Array.prototype.findInJson = function (attr, value){
     for(var i=0; i<this.length; i++){
       this[i][attr] = this[i][attr].toLowerCase();
       if(this[i][attr] == value){
         return true;
       };
     };
     return false;
   };
   ...
   

3. findMaximumfindIt()

   var array = [47, 98, 0, -23, 4, 87.3, 0.0003, +9];
   Array.prototype.findMaximum = function findIt() {
   var arrayValue = 0;
   for(var i = 0; i < array.length; i++) {
     if (array[i] > arrayValue) {
       arrayValue = array[i];
     return arrayValue;
   ...
   

4. findRanges()

   Array.prototype.findRanges = function() {
     var buckets = {};
     for(var i = 0; i < this.length; i++) {
       if(!(this[i] in buckets)) {
         buckets[this[i]] = [{
           from: i,
           to: i
         }]
       } else {
   ...
   

5. findThing(n)

   Array.prototype.findThing = function(n){
     for(var i=0; i<this.length; i++){
       if(this[i] === n){
         return true;
       };
     };
     return false;
   };
   

6. find_by(prop, val)

   Array.prototype.find_by = function(prop, val) {
     return this.filter(function(obj) {
       return obj[prop] === val
     }).first()