Nodejs String Capitalize capitalize()

Method Source Code

String.prototype.capitalize = function () {
  const charArray = this.toLowerCase().split('')
  charArray[0] = charArray[0].toUpperCase()
  return charArray.join('')
}

Related

1. capitalize()

   String.prototype.capitalize = function(){
       return this.charAt(0).toUpperCase() + this.slice(1);
   

2. capitalize()

   String.prototype.capitalize = function() {
     return this.charAt(0).toUpperCase() + this.substring(1);
   

3. capitalize()

   String.prototype.capitalize = function() {
       return this.replace(/_/, ' ').replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
   };
   

4. capitalize()

   String.prototype.capitalize = function()
     return this.charAt(0).toUpperCase() + this.slice(1);
   

5. capitalize()

   String.prototype.capitalize=function() {
       return this[0].toUpperCase()+this.substring(1, this.length);    
   };
   

6. capitalize()

   String.prototype.capitalize = String.prototype.capitalize || function(){
     var split = this.split(' ').filter(Boolean);
     var len = split.length;
     var capitalized_string = '';
     for (var i=0;i<len;i++) {
       capitalized_string = capitalized_string + split[i].charAt(0).toUpperCase() + split[i].slice(1).toLowerCase() + " ";
     return capitalized_string.slice(0, capitalized_string.length-1);
   

7. capitalize()

   String.prototype.capitalize = function () {
       return this.toLowerCase().replace(/(^|\s)([a-z])/g, function (m, p1, p2) {
           return p1 + p2.toUpperCase();
       });
   }; 
   

8. capitalize()

   String.prototype.capitalize = function() {
     var newString = "";
     for (var i = 0; i < this.length; i++) {
       if (i === 0 || this.charAt(i - 1) === " ") {
         newString += this.charAt(i).toUpperCase();
       } else {
         newString += this.charAt(i);
     return newString;
   };
   

9. capitalize()

   String.prototype.capitalize = function() {
       return this.charAt(0).toUpperCase() + this.slice(1);
   };