Nodejs String Word Count wordCount()

Method Source Code

String.prototype.wordCount = function () {
    var initialBlanks = /^\s+/;
    var leftTrimmed = this.replace(initialBlanks, "");
    var words = leftTrimmed.split(/\s+/);
    // The resulting array may have an empty last element which must be removed
    if (!words[words.length-1])  words.pop();
    return words.length;
};

Related

1. wordCount()

   String.prototype.wordCount = function() {
     return this.words().length;
   };
   

2. wordCount()

   String.prototype.wordCount = function(){
     var result = this.words();
     return result.length;
   };
   

3. wordCount()

   String.prototype.wordCount = function() {
     return this.words().length;
   };
   

4. wordCount()

   String.prototype.wordCount = function() {
       return this.split(/\s+/).length;