how to count word in a paragraph with javascript code example

Example 1: word count algorithm javascript

function getWordCount() {  let map = {};for (let i = 0; i < array.length; i++) {    let item = array[i];    map[item] = (map[item] + 1) || 1;  }  return map;}getWordCount(array); // { apple: 3, orange: 2 }

Example 2: string methods javascript count number of words inside a string

<html>
<body>
<script>
   function countWords(str) {
   str = str.replace(/(^\s*)|(\s*$)/gi,"");
   str = str.replace(/[ ]{2,}/gi," ");
   str = str.replace(/\n /,"\n");
   return str.split(' ').length;
   }
document.write(countWords("   Tutorix is one of the best E-learning   platforms"));
</script>
</body>
</html>

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Javascript Example

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