Introduction

<div class="container">
<h1>Word Counter</h1>
<textarea placeholder="Enter your text here..."></textarea>
<div class="output row">
<div>Characters: <span id="characterCount">0</span></div>
<div>Words: <span id="wordCount">0</span></div>
</div>
<div class="output row">
<div>Sentences: <span id="sentenceCount">0</span></div>
<div>Paragraphs: <span id="paragraphCount">0</span></div>
</div>
<div class="output row">
<div>Reading Time: <span id="readingTime">0</span></div>
<div id="readability">Show readability score.</div>
</div>
<div class="keywords">
Top keywords:
<ul id="topKeywords">
</ul>
</div>
</div>

HTML Code Output For Word Counter

CSS Code For Word Counter:-

Create a File name as an Index.css and add the following code:-

 /* border box */
html {
box-sizing: border-box;
-webkit-user-select: none;
/* Chrome all / Safari all */
-moz-user-select: none;
/* Firefox all */
-ms-user-select: none;
/* IE 10+ */
user-select: none;
/* Likely future */
}
*,
*:before,
*:after {
box-sizing: inherit;
}
b {
font-weight: bold;
}
/* main app styles */
body {
width: 700px;
margin: 0 auto;
background-color: #FAFAFA;
font-family: 'Source Sans Pro', sans-serif;
color: #111;
}
.container {
margin: 2% auto;
padding: 15px;
background-color: #FFFFFF;
-webkit-box-shadow: 0px 1px 4px 0px rgba(0, 0, 0, 0.2);
box-shadow: 0px 1px 4px 0px rgba(0, 0, 0, 0.2);
}
h1 {
font-size: 3rem;
font-weight: 900;
text-align: center;
margin: 1% 0 3%;
}
textarea {
width: 100%;
height: 250px;
padding: 10px;
border: 1px solid #d9d9d9;
outline: none;
font-size: 1rem;
resize: none;
line-height: 1.5rem;
}
textarea:hover {
border-color: #C0C0C0;
}
textarea:focus {
border-color: #4D90FE;
}
.output.row {
width: 100%;
border: 1px solid #DDD;
font-size: 1.4rem;
margin: 1% 0;
background-color: #F9F9F9;
}
.output.row div {
display: inline-block;
width: 42%;
padding: 10px 15px;
margin: 1%;
}
.output.row span {
font-weight: bold;
font-size: 1.5rem;
}
#readability {
width: 52%;
font-weight: bold;
}
#readability:hover {
background-color: #4D90FE;
color: #FFF;
border-radius: 2px;
cursor: pointer;
}
#readability:active {
background-color: #307AF3;
}
.keywords {
display: none;
margin: 4% 0 0;
font-size: 2rem;
font-weight: 900;
}
.keywords ul {
font-weight: 400;
border: 1px solid #DDD;
font-size: 1.4rem;
background-color: #F9F9F9;
margin: 2% 0;
}
.keywords li {
display: inline-block;
width: 44%;
padding: 10px;
margin: 1%;
}
/*
** Making it responsive
*/
@media (max-width: 750px) {
body {
width: 600px;
}
.output.row {
font-size: 1.2rem;
}
.output.row span {
font-size: 1.3rem;
}
.keywords ul {
font-size: 1.2rem;
}
}
@media (max-width: 600px) {
/* rewriting old styles */
body {
width: 95%;
}
.output.row {
border: none;
background-color: #FFF;
}
.output.row div {
display: block;
width: 100%;
padding: 10px 15px;
margin: 2% auto;
border: 1px solid #DDD;
font-size: 1.8rem;
background-color: #F9F9F9;
}
.output.row span {
font-size: 2rem;
}
#readability {
width: 100%;
font-size: 1.6rem;
font-weight: 400;
}
.keywords {
margin: 10% auto;
}
.keywords ul {
font-weight: 400;
border: none;
font-size: 1.8rem;
background-color: #F9F9F9;
margin: 5% 0;
}
.keywords li {
display: block;
width: 100%;
padding: 10px;
margin: 2% auto;
border: 1px solid #DDD;
}
}

HTML and CSS Output:-

Below you can see the Output for the code till we have implemented it.

JavaScript Code For Word Counter

Below is the Code of JavaScript. Create a file name as index.js and paste the following code into that file.

/*
**
** User stories:
** - Shows number of characters, words, sentences, paragraphs - Done
** - Show reading time - Done
** - Show keyword count - Done
** - Show reading level (Optional - how?) - Done
** - Above data should change/appear on every keypress - Done
**
*/
// Readability (Mashape) API Key for testing: PQ4FOFuaR6mshI6qpnQKQvkDZQXjp1o6Zcqjsnug7GvNggTzUE
"use strict";
var input = document.querySelectorAll('textarea')[0],
characterCount = document.querySelector('#characterCount'),
wordCount = document.querySelector('#wordCount'),
sentenceCount = document.querySelector('#sentenceCount'),
paragraphCount = document.querySelector('#paragraphCount'),
readingTime = document.querySelector('#readingTime'),
readability = document.querySelector('#readability'),
keywordsDiv = document.querySelectorAll('.keywords')[0],
topKeywords = document.querySelector('#topKeywords');
// updating the displayed stats after every keypress
input.addEventListener('keyup', function() {
//keeping the console clean to make only the latest data visible
console.clear();
// character count
// just displaying the input length as everything is a character
characterCount.innerHTML = input.value.length;
// word count using w metacharacter - replacing this with .* to match anything between word boundaries since it was not taking 'a' as a word.
// this is a masterstroke - to count words with any number of hyphens as one word
// [-?(w+)?]+ looks for hyphen and a word (we make both optional with ?). + at the end makes it a repeated pattern
// b is word boundary metacharacter
var words = input.value.match(/b[-?(w+)?]+b/gi);
// console.log(words);
if (words) {
wordCount.innerHTML = words.length;
} else {
wordCount.innerHTML = 0;
}
// sentence count using ./!/? as sentense separators
if (words) {
var sentences = input.value.split(/[.|!|?]+/g);
console.log(sentences);
sentenceCount.innerHTML = sentences.length - 1;
} else {
sentenceCount.innerHTML = 0;
}
// paragraph count from http://stackoverflow.com/a/3336537
if (words) {
// n$ takes care of empty lines: lines with no characters, and only n are not paragraphs
// and need to be replaced with empty string
var paragraphs = input.value.replace(/n$/gm, '').split(/n/);
paragraphCount.innerHTML = paragraphs.length;
} else {
paragraphCount.innerHTML = 0;
}
// console.log(paragraphs);
// reading time based on 275 words/minute
if (words) {
var seconds = Math.floor(words.length * 60 / 275);
// need to convert seconds to minutes and hours
if (seconds > 59) {
var minutes = Math.floor(seconds / 60);
seconds = seconds - minutes * 60;
readingTime.innerHTML = minutes + "m " + seconds + "s";
} else {
readingTime.innerHTML = seconds + "s";
}
} else {
readingTime.innerHTML = "0s";
}
// finding out top keywords and their count
// step-1: remove all the stop words
// step-2: form an object with keywords and their count
// step-3: sort the object by first converting it to a 2D array
// step-4: display top 4 keywords and their count
if (words) {
// step-1: removing all the stop words
var nonStopWords = [];
var stopWords = ["a", "able", "about", "above", "abst", "accordance", "according", "accordingly", "across", "act", "actually", "added", "adj", "affected", "affecting", "affects", "after", "afterwards", "again", "against", "ah", "all", "almost", "alone", "along", "already", "also", "although", "always", "am", "among", "amongst", "an", "and", "announce", "another", "any", "anybody", "anyhow", "anymore", "anyone", "anything", "anyway", "anyways", "anywhere", "apparently", "approximately", "are", "aren", "arent", "arise", "around", "as", "aside", "ask", "asking", "at", "auth", "available", "away", "awfully", "b", "back", "be", "became", "because", "become", "becomes", "becoming", "been", "before", "beforehand", "begin", "beginning", "beginnings", "begins", "behind", "being", "believe", "below", "beside", "besides", "between", "beyond", "biol", "both", "brief", "briefly", "but", "by", "c", "ca", "came", "can", "cannot", "can't", "cause", "causes", "certain", "certainly", "co", "com", "come", "comes", "contain", "containing", "contains", "could", "couldnt", "d", "date", "did", "didn't", "different", "do", "does", "doesn't", "doing", "done", "don't", "down", "downwards", "due", "during", "e", "each", "ed", "edu", "effect", "eg", "eight", "eighty", "either", "else", "elsewhere", "end", "ending", "enough", "especially", "et", "et-al", "etc", "even", "ever", "every", "everybody", "everyone", "everything", "everywhere", "ex", "except", "f", "far", "few", "ff", "fifth", "first", "five", "fix", "followed", "following", "follows", "for", "former", "formerly", "forth", "found", "four", "from", "further", "furthermore", "g", "gave", "get", "gets", "getting", "give", "given", "gives", "giving", "go", "goes", "gone", "got", "gotten", "h", "had", "happens", "hardly", "has", "hasn't", "have", "haven't", "having", "he", "hed", "hence", "her", "here", "hereafter", "hereby", "herein", "heres", "hereupon", "hers", "herself", "hes", "hi", "hid", "him", "himself", "his", "hither", "home", "how", "howbeit", "however", "hundred", "i", "id", "ie", "if", "i'll", "im", "immediate", "immediately", "importance", "important", "in", "inc", "indeed", "index", "information", "instead", "into", "invention", "inward", "is", "isn't", "it", "itd", "it'll", "its", "itself", "i've", "j", "just", "k", "keep", "keeps", "kept", "kg", "km", "know", "known", "knows", "l", "largely", "last", "lately", "later", "latter", "latterly", "least", "less", "lest", "let", "lets", "like", "liked", "likely", "line", "little", "'ll", "look", "looking", "looks", "ltd", "m", "made", "mainly", "make", "makes", "many", "may", "maybe", "me", "mean", "means", "meantime", "meanwhile", "merely", "mg", "might", "million", "miss", "ml", "more", "moreover", "most", "mostly", "mr", "mrs", "much", "mug", "must", "my", "myself", "n", "na", "name", "namely", "nay", "nd", "near", "nearly", "necessarily", "necessary", "need", "needs", "neither", "never", "nevertheless", "new", "next", "nine", "ninety", "no", "nobody", "non", "none", "nonetheless", "noone", "nor", "normally", "nos", "not", "noted", "nothing", "now", "nowhere", "o", "obtain", "obtained", "obviously", "of", "off", "often", "oh", "ok", "okay", "old", "omitted", "on", "once", "one", "ones", "only", "onto", "or", "ord", "other", "others", "otherwise", "ought", "our", "ours", "ourselves", "out", "outside", "over", "overall", "owing", "own", "p", "page", "pages", "part", "particular", "particularly", "past", "per", "perhaps", "placed", "please", "plus", "poorly", "possible", "possibly", "potentially", "pp", "predominantly", "present", "previously", "primarily", "probably", "promptly", "proud", "provides", "put", "q", "que", "quickly", "quite", "qv", "r", "ran", "rather", "rd", "re", "readily", "really", "recent", "recently", "ref", "refs", "regarding", "regardless", "regards", "related", "relatively", "research", "respectively", "resulted", "resulting", "results", "right", "run", "s", "said", "same", "saw", "say", "saying", "says", "sec", "section", "see", "seeing", "seem", "seemed", "seeming", "seems", "seen", "self", "selves", "sent", "seven", "several", "shall", "she", "shed", "she'll", "shes", "should", "shouldn't", "show", "showed", "shown", "showns", "shows", "significant", "significantly", "similar", "similarly", "since", "six", "slightly", "so", "some", "somebody", "somehow", "someone", "somethan", "something", "sometime", "sometimes", "somewhat", "somewhere", "soon", "sorry", "specifically", "specified", "specify", "specifying", "still", "stop", "strongly", "sub", "substantially", "successfully", "such", "sufficiently", "suggest", "sup", "sure", "t", "take", "taken", "taking", "tell", "tends", "th", "than", "thank", "thanks", "thanx", "that", "that'll", "thats", "that've", "the", "their", "theirs", "them", "themselves", "then", "thence", "there", "thereafter", "thereby", "thered", "therefore", "therein", "there'll", "thereof", "therere", "theres", "thereto", "thereupon", "there've", "these", "they", "theyd", "they'll", "theyre", "they've", "think", "this", "those", "thou", "though", "thoughh", "thousand", "throug", "through", "throughout", "thru", "thus", "til", "tip", "to", "together", "too", "took", "toward", "towards", "tried", "tries", "truly", "try", "trying", "ts", "twice", "two", "u", "un", "under", "unfortunately", "unless", "unlike", "unlikely", "until", "unto", "up", "upon", "ups", "us", "use", "used", "useful", "usefully", "usefulness", "uses", "using", "usually", "v", "value", "various", "'ve", "very", "via", "viz", "vol", "vols", "vs", "w", "want", "wants", "was", "wasn't", "way", "we", "wed", "welcome", "we'll", "went", "were", "weren't", "we've", "what", "whatever", "what'll", "whats", "when", "whence", "whenever", "where", "whereafter", "whereas", "whereby", "wherein", "wheres", "whereupon", "wherever", "whether", "which", "while", "whim", "whither", "who", "whod", "whoever", "whole", "who'll", "whom", "whomever", "whos", "whose", "why", "widely", "willing", "wish", "with", "within", "without", "won't", "words", "world", "would", "wouldn't", "www", "x", "y", "yes", "yet", "you", "youd", "you'll", "your", "youre", "yours", "yourself", "yourselves", "you've", "z", "zero"];
for (var i = 0; i < words.length; i++) {
// filtering out stop words and numbers
if (stopWords.indexOf(words[i].toLowerCase()) === -1 && isNaN(words[i])) {
nonStopWords.push(words[i].toLowerCase());
}
}
// console.log(nonStopWords);
// step-2: forming an object with keywords and their count
var keywords = {};
for (var i = 0; i < nonStopWords.length; i++) {
// checking if the word(property) already exists
// if it does increment the count otherwise set it to one
if (nonStopWords[i] in keywords) {
keywords[nonStopWords[i]] += 1;
} else {
keywords[nonStopWords[i]] = 1;
}
}
// step-3: sorting the object by first converting it to a 2D array
var sortedKeywords = [];
for (var keyword in keywords) {
sortedKeywords.push([keyword, keywords[keyword]])
}
sortedKeywords.sort(function(a, b) {
return b[1] - a[1]
});
// console.log(sortedKeywords);
// step-4: displaying top 4 keywords and their count
topKeywords.innerHTML = "";
for (var i = 0; i < sortedKeywords.length && i < 4; i++) {
var li = document.createElement('li');
li.innerHTML = "<b>" + sortedKeywords[i][0] + "</b>: " + sortedKeywords[i][1];
topKeywords.appendChild(li);
}
}
// displaying top keywords only if there is a word in the text area
if (words) {
keywordsDiv.style.display = "block";
} else {
keywordsDiv.style.display = "none";
}
});
// readability level using readability-metrics API from Mashape
readability.addEventListener('click', function() {
// placeholder until the API returns the score
readability.innerHTML = "Fetching score...";
var requestUrl = "https://ipeirotis-readability-metrics.p.mashape.com/getReadabilityMetrics?text=";
var data = input.value;
var request = new XMLHttpRequest();
request.open('POST', encodeURI(requestUrl + data), true);
request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
request.setRequestHeader("X-Mashape-Authorization", "PQ4FOFuaR6mshI6qpnQKQvkDZQXjp1o6Zcqjsnug7GvNggTzUE");
request.send();
request.onload = function() {
if (this.status >= 200 && this.status < 400) {
// Success!
readability.innerHTML = readingEase(JSON.parse(this.response).FLESCH_READING);
} else {
// We reached our target server, but it returned an error
readability.innerHTML = "Not available.";
}
};
request.onerror = function() {
// There was a connection error of some sort
readability.innerHTML = "Not available.";
};
});
// function to convert FLESCH READING SCORE into meaningful string.
function readingEase(num) {
switch (true) {
case (num <= 30):
return "Readability: College graduate.";
break;
case (num > 30 && num <= 50):
return "Readability: College level.";
break;
case (num > 50 && num <= 60):
return "Readability: 10th - 12th grade.";
break;
case (num > 60 && num <= 70):
return "Readability: 8th - 9th grade.";
break;
case (num > 70 && num <= 80):
return "Readability: 7th grade.";
break;
case (num > 80 && num <= 90):
return "Readability: 6th grade.";
break;
case (num > 90 && num <= 100):
return "Readability: 5th grade.";
break;
default:
return "Not available.";
break;
}
}

The above code is used to provide the interface for our Word Counter. You can modify the CSS as per your interactive UI interface.

This is all HTML, CSS, and JavaScript code for the word count project. Below you can see the output of the word counter project. Make sure your output should look like this below output.

Simple Portfolio Website Using Html And Css With Source Code

Final Output Of Word Counter Using HTML and JavaScript:-

Conclusion

Congratulations!!! You have completed your another mini project using JavaScript. I hope you like the Word Counter project. you can see the output video and project screenshots. See our other blogs and gain knowledge in front-end development. Thank you!

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Written by – Code With Random/Anki

Source Code:- Vikas Lalwani

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