Nodejs String Title Case toTitleCase()

Method Source Code

String.prototype.toTitleCase = function() {
    var i, str, lowers, uppers;
    str = this.replace(/([^\s:\-])([^\s:\-]*)/g, function(txt) {
        return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
    });/*from  w  w w.  ja  va2 s  . c om*/
    // Certain minor words should be left lowercase unless 
    // they are the first or last words in the string
    lowers = ['A', 'An', 'And', 'As', 'At', 'But', 'By', 'For', 'From', 'If', 
              'In', 'Into', 'Near', 'Nor', 'Of', 'On', 'Onto', 'Or', 'That', 
              'The', 'To', 'With', 'Via', 'Vs', 'Vs.', 
              'Um', 'Uma', 'E', 'Como', 'Em', 'No', 'Na', 'Mas', 'Por', 
              'Para', 'Pelo', 'Pela', 'De', 'Do', 'Da', 'Se', 'Perto', 'Nem', 
              'Ou', 'Que', 'O', 'A', 'Com'];
    for (i = 0; i < lowers.length; i++)
        str = str.replace(new RegExp('\\s' + lowers[i] + '\\s', 'g'), 
            function(txt) {
                return txt.toLowerCase();
            });

    // Certain words such as initialisms or acronyms should be left uppercase
    uppers = ['Id', 'Tv'];
    for (i = 0; i < uppers.length; i++)
        str = str.replace(new RegExp('\\b' + uppers[i] + '\\b', 'g'), 
            uppers[i].toUpperCase());

    return str;
}

Related

1. toTitleCase()

   String.prototype.toTitleCase = function() {
       var i, j, str, lowers, uppers;
       str = this.replace(/([^\W_]+[^\s-]*) */g, function(txt) {
           return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
       });
       lowers = ['A', 'An', 'The', 'And', 'But', 'Or', 'For', 'Nor', 'As', 'At',
           'By', 'For', 'From', 'In', 'Into', 'Near', 'Of', 'On', 'Onto', 'To', 'With'];
       for (i = 0, j = lowers.length; i < j; i++)
           str = str.replace(new RegExp('\\s' + lowers[i] + '\\s', 'g'),
   ...
   

2. toTitleCase()

   String.prototype.toTitleCase = function() {
       return this.replace(/([\w&`'??"?.@:\/\{\(\[<>_]+-? *)/g, function(match, p1, index, title) {
           if (index > 0 && title.charAt(index - 2) !== ":" &&
             match.search(/^(a(nd?|s|t)?|b(ut|y)|en|for|i[fn]|o[fnr]|t(he|o)|vs?\.?|via)[ \-]/i) > -1)
               return match.toLowerCase();
           if (title.substring(index - 1, index + 1).search(/['"_{(\[]/) > -1)
               return match.charAt(0) + match.charAt(1).toUpperCase() + match.substr(2);
           if (match.substr(1).search(/[A-Z]+|&|[\w]+[._][\w]+/) > -1 || 
             title.substring(index - 1, index + 1).search(/[\])}]/) > -1)
   ...
   

3. toTitleCase()

   String.prototype.toTitleCase = function() {
     return this.replace(/(^|\s)[a-z]/g, function($1){return $1.toUpperCase();});
   };
   String.prototype.numberValue = function() {
     return Number(this.replace(/[^0-9\.\-]+/, ""));
   };
   String.htmlEncodeMap = {
     "&": "&",
     "'": "'",
   ...
   

4. toTitleCase()

   String.prototype.toTitleCase = function() {
     return this.replace(/([\w&`'??:\/\{\(\[<>_]+-? *)/g, function(match, p1, index, title) {
       if (index > 0 && title.charAt(index - 2) !== ":" && match.search(/^(a(nd?|s|t)?|b(ut|y)|en|for|i[fn]|o[fnr]|t(he|o)|vs?\.?|via)[ \-]/i) > -1)
         return match.toLowerCase();
       if (title.substring(index - 1, index + 1).search(/['"_{(\[]/) > -1)
         return match.charAt(0) + match.charAt(1).toUpperCase() + match.substr(2);
       if (match.substr(1).search(/[A-Z]+|&|[\w]+[._][\w]+/) > -1 || title.substring(index - 1, index + 1).search(/[\])}]/) > -1)
         return match;
       return match.charAt(0).toUpperCase() + match.substr(1);
   ...
   

5. toTitleCase()

   String.prototype.toTitleCase = function() {
       var i, j, str, lowers, uppers;
       str = this.replace(/([^\W_]+[^\s-]*) */g, function(txt) {
           return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
       });
       lowers = ['A', 'An', 'The', 'And', 'But', 'Or', 'For', 'Nor', 'As', 'At',
           'By', 'For', 'From', 'In', 'Into', 'Near', 'Of', 'On', 'Onto', 'To', 'With'];
       for (i = 0, j = lowers.length; i < j; i++)
           str = str.replace(new RegExp('\\s' + lowers[i] + '\\s', 'g'),
   ...
   

6. toTitleCase()

   String.prototype.toTitleCase = function() {
     var space = this.replace(/([A-Z])/g, function($1){return ' '+$1.toLowerCase();});
       return space.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();});
   

7. toTitleCase()

   var titleCase   = /\w\S*/g; 
   String.prototype.toTitleCase = function() {
       return this.replace(titleCase, function (word) {
           return word.capitalize();
       });
   };
   

8. toTitleCase(n)

   String.prototype.toTitleCase = function (n) {
     var string = this;
     if (1 !== n) string = string.toLowerCase();
     return string.replace(/\b[a-z]/g, function (result) { return result.toUpperCase() });
   var hideObj = function (objclass) {
     console.log(objclass);
       $(objclass).hide();
   

9. toTitleCasetoTitleCase()

   String.prototype.toTitleCase = function toTitleCase() {
     return this.split(' ').map(a => a[0].toUpperCase() + a.slice(1)).join(' ');
   };