Nodejs String Title Case titleCase(string)

Method Source Code

function titleCase(str) {
    var newTitle = str.split(' ');
    var updateTitle = [];
    for (var st in newTitle) {
        updateTitle[st] = newTitle[st]//from  ww w  .  ja  v  a 2  s  . c  om
            .toLowerCase()
            .replaceAt(0, newTitle[st].charAt(0).toUpperCase());
    }
    return updateTitle.join(' ');
}
String.prototype.replaceAt = function(index, character) {
    return this.substr(0, index) + character + this.substr(index + character.length);
};

titleCase("I'm a little tea pot");

Related

1. titleCase()

   String.prototype.titleCase = function () {  
     return this.replace(/\w\S*/g, (txt) => {
       return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
     });
   };
   

2. titleCase()

   String.prototype.titleCase= function()
       return this.charAt(0).toUpperCase() + this.substr(1);
   

3. titleCase(str)

   function titleCase(str) {
     var arr = str.split(" ");
     var combineArr = [];
     var resultArr = [];
     for(var i = 0; i<arr.length; i++){
       var upperArr = [];
       var lowerArr = [];  
       for(var j = 0; j < arr[i].length; j++){      
         if(j === 0){
   ...
   

4. titleCase(str)

   function titleCase(str) {
     var arr = str.split(" ");
     var first;
     var ends = [];
     var temp;
     var arrFixed = [];
     for (i = 0; i < arr.length; i++){
       first = [];
       ends = [];
   ...
   

5. titleCase(str)

   function titleCase(str) {
     var splitted = str.toLowerCase().split(' ');
     for (var i = 0; i < splitted.length; i++) {
       var holder = splitted[i];    
       var bigLetter = holder.charAt(0).toUpperCase();
       holder = holder.slice(1, holder.length);
       splitted[i] = bigLetter.concat(holder);
     str = splitted.join(' ');
   ...
   

6. title_case()

   String.prototype.title_case = function () {
     var words = this.split(' ');
     var word = '';
     if (words.length > 1) {
       for (var i=0; i < words.length; i++) {
         if (words[i] != 'of' && words[i] != 'the' || i === 0){
           word = word.concat( words[i].charAt(0)
           .toUpperCase() + words[i].slice(1) + ' ');
         else {
           word = word.concat( words[i] + ' ');
       return word.trim();
     else {
       return this.charAt(0).toUpperCase() + this.slice(1);
   };
   

7. titlecase()

   String.prototype.titlecase = function () {
     const wordArray = this.split(' ')
     const restrictedWords = ['a', 'the', 'an', 'and']
     const newWordArray = wordArray.map(word => {
       const downcaseWord = word.toLowerCase()
       if(restrictedWords.includes(downcaseWord)) return downcaseWord
       return word.capitalize()
     })
     newWordArray[0] = newWordArray[0].capitalize()
   ...
   

8. titleize()

   String.prototype.titleize = function(){
     if(this.length == 0) return this;
     return this[0].toUpperCase() + this.substr(1).toLowerCase();
   

9. titleize()

   String.prototype.titleize = function() {
     var words = this.split(' ')
     var array = []
     for (var i=0; i<words.length; ++i) {
       array.push(words[i].charAt(0).toUpperCase() + words[i].toLowerCase().slice(1))
     return array.join(' ')