javascript regex only letters and spaces
//regex expression:
var reg_name_lastname = /^[a-zA-Z\s]*$/;
//Validation to the user_name input field
if(!reg_name_lastname.test($('#user_name').val())){ //
alert("Correct your First Name: only letters and spaces.");
valid = false;
}count word and space in text javascript
<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>Copyright © 2021 Codeinu
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