Nodejs Array None Predicate none(p)

Here you can find the source of none(p)

Method Source Code

Array.prototype.none = function (p) {
if(this.length == 0){
      return true;
   }/*from w w  w. j a  v a  2  s.  c o m*/
     for(var i=0;i<this.length;i++){
        if(p(this[i]) === true){
           break;
        }
        else
           return true;
     }
  return false;
};

Related

  1. none(p)
    Array.prototype.none = function (p) {
      var count = 0
      for (var i = 0 ; i < this.length ; i++) {
        currentIndex = this[i]
        if (p(currentIndex) !== true) {
          count +=1 
        };
      if (count !== this.length) {
    ...
    
  2. none(p)
    Array.prototype.none = function(p) {
        var count = 0
        for (var i = 0; i < this.length; i++) {
            currentIndex = this[i]
            if (p(currentIndex) !== true) {
                count += 1
            };
        if (count !== this.length) {
    ...
    
  3. none(p)
    Array.prototype.none = function (p) {
      for(var i = 0; i < this.length; i++){
        if(p(this[i])) return false;
      return true;
    };
    
  4. none(p)
    Array.prototype.none = function (p) {
     return this.filter(p).length == 0;
    };
    
  5. none(p)
    Array.prototype.none = function (p) {
      for (i = 0; i < this.length; i++)
        if (p(this[i])) return false;
      return true;
    };
    
  6. none(p)
    Array.prototype.none = function (p) {
      for(let el of this){
        if(p(el)) {return false;}
      return true;
    };