Nodejs Array Remove If removeIf(predicate)

Method Source Code

Array.prototype.removeIf = function(predicate)
{
   var count = 0;
   for (var i = 0; i < this.length; i++)
   {//from   ww w. j  a  v  a 2 s  .co m
      if (predicate(this[i]))
      {
         this.splice(i, 1);
         count++;
         i--;
      }
   }
   return count;
}

Related

1. removeIf(callback)

   Array.prototype.removeIf = function(callback) {
       var i = this.length;
       while (i--) {
           if (callback(this[i], i)) {
               this.splice(i, 1);
   };
   

2. removeIf(removeFunction)

   Array.prototype.removeIf = function(removeFunction) {
       var index = 0;
       while (index < this.length) {
           if (removeFunction(this[index])) {
               this.splice(index, 1);
           } else {
               index++;
   };
   

3. removeIfTrue(func)

   Array.prototype.removeIfTrue = function (func) {
     this.forEach((el) => {
       if (func(el)) {
         this.splice(this.indexOf(el, 1))
     })
   

4. removeOneByPredicate(pr)

   Array.prototype.removeOneByPredicate = function (pr) {
       var index = this.indexOf(this.first(pr));
       if (index != -1) {
           this.splice(index, 1);
           return true;
   };