Nodejs Array Concatenate concatAll()

Method Source Code

Array.prototype.concatAll = function() {
  var results = [];
  this.forEach(function(subArray) {
    subArray.forEach(function(item) {
      results.push(item);/*from   w  w w. jav a2s .c o  m*/
    });
  });
  return result;
}

Related

1. concatAll()

   const exchanges= [
     [
       {symbol: 'XFX', price: 240.22, volume: 23432},
       {symbol: 'TNZ', price: 332.19, volume: 234},
     ],
     [
       {symbol: 'JXJ', price: 120.22, volume: 5323},
       {symbol: 'NYN', price: 88.47, volume: 98275},
     ],
   ...
   

2. concatAll()

   Array.prototype.concatAll = function() {
     var results = [];
     this.forEach(function(subArray) {
       subArray.forEach(function(item) {
         results.push(item);
       });
     });
     return results;
   };
   ...
   

3. concatAll()

   Array.prototype.concatAll = function() {
     var results = [];
     this.forEach(function(subArray) {
       results.push.apply(results, subArray);
     });
     return results;
   };
   

4. concatAll()

   Array.prototype.concatAll = function() {
       this.forEach( function(val1) {
           val1.forEach( function (val2) {
                   return allWords.push(val2);
           });
       });
   };
   

5. concatAll()

   var exchanges = [
     [
         { symbol: "XFX", price: 240.22, volume: 23432 },
         { symbol: "TNZ", price: 332.19, volume: 234 }
       ],
     [
         { symbol: "JXJ", price: 120.22, volume: 5323 },
         { symbol: "NYN", price: 88.47, volume: 98275 }
       ]
   ...