Nodejs Array Object Key singleRemove(objectToRemove)

Method Source Code

/**/*w  w  w . java 2 s .  c o m*/
The arguments global variable apparently slow considerably,
it should be used only when there's multiple things to delete
**/
Array.prototype.singleRemove = function(objectToRemove) {
    if ((index = this.indexOf(objectToRemove)) !== -1) {
        this.splice(index,1);
    }
    return this;
}

Related

1. destroy(obj)

   Array.prototype.destroy = function(obj){
     var destroyed = null;
     for(var i = 0; i < this.length; i++){
       while(this[i] === obj){
         destroyed = this.splice(i, 1)[0];
     return destroyed;
   

2. fromObject(obj)

   Array.prototype.fromObject = function (obj) {
       var ar = [];
       for(item in obj){
           ar.push(obj[item]);
       return ar;
   };
   

3. getAllObjectsBy(field, withValue)

   Array.prototype.getAllObjectsBy = function(field, withValue)
     var results = [];
     for (var i = 0; i < this.length; i++) {
       if(this[i][field] == withValue)
         results.push(this[i]);
     return (results.length>0) ? results : null;
   

4. replace(oldObj, newObj)

   Array.prototype.replace = function(oldObj, newObj){
      var indexOfOldItem = this.indexOf(oldObj)
      if(indexOfOldItem==-1){
         throw new Error("oldObj not in list")
      this[indexOfOldItem] = newObj
      return oldObj
   };
   Array.prototype._checkIndexInRange = function(index){
   ...
   

5. seen(obj)

   Array.prototype.seen = function (obj) {
     if (obj.type == 'notification') {
       var i = 0;
       while (this[i].noticeId != obj.noticeId && i < this.length)
         i++;
       return (i < this.length && this[i].seqN < obj.seqN);
     return false;