Nodejs String Replace replaceAt(index, character)

Method Source Code

var testWhite = function(x) {
    var white = new RegExp(/^\s$/);
    return white.test(x.charAt(0));
};
String.prototype.replaceAt=function(index, character) {
    return this.substr(0, index) + character + this.substr(index+character.length);
};

function titleCase(str) {
  
str=str.toLowerCase();//from  ww  w. j  a  va2  s  .c  om


   
   console.log(str);
  var l=str.length;
  var s=str;
  str= str.replaceAt(0, str[0].toUpperCase());
  for(i=0;i<l;i++){
  
   if(testWhite(str[i]))
   {
    var a=str[i+1];
   console.log(a);
   str= str.replaceAt(i+1, a.toUpperCase());
   }

}
return str;
 
}

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

Related

1. replaceAt(index, char)

   String.prototype.replaceAt = function(index, char) {
       var a = this.split("");
       a[index] = char;
       return a.join("");
   };
   

2. replaceAt(index, character)

   String.prototype.replaceAt=function(index, character) {
       return this.substr(0, index) + character + this.substr(index+character.length);
   

3. replaceAt(index, character)

   String.prototype.replaceAt = function (index, character) {
     'use strict';
     return this.substr(0, index) + character + this.substr(index + character.length);
   };
   

4. replaceAt(index, character)

   String.prototype.replaceAt = function(index, character) {
       return this.substr(0, index) + character + this.substr(index+character.length);
   var  test =  function t () {
     console.log("rest");
   var testString = test.toString();
   console.log(testString);
   var test2 = '('+testString.replaceAt(testString.length-1, "console.log(1); }());");
   ...
   

5. replaceAt(index, character)

   String.prototype.replaceAt=function(index, character) {
       return this.substr(0, index) + character + this.substr(index+character.length);
   function solve(input) {
     var pass = "        ";
     var iterator = 0;
     while (pass.includes(" ")) {
       var hash = md5(input + iterator);
       if (hash.startsWith("00000")) {
   ...
   

6. replaceAt(index, character)

   String.prototype.replaceAt = function(index, character) {
       return this.substr(0, index) + character + this.substr(index + character.length);
   };
   function titleCase(str) {
       var palavras = str.split(' ');
       var newStr = [];
       for (i = 0; i < palavras.length; i++) {
         newStr[i] = palavras[i].toLowerCase().replaceAt(0, palavras[i].charAt(0).toUpperCase());
       return newStr.join(' ');
   titleCase("I'm a little tea pot");
   

7. replaceAt(index, character)

   String.prototype.replaceAt=function(index, character) {
       return this.substr(0, index) + character + this.substr(index+character.length);
   function eso(n) {
           var w = n[0].split(" ");
           var c = n[1].split(", ");
           c.forEach(function(x) {
               var s = x.split("-");
               var tmp = w[s[0]];
   ...
   

8. replaceAt(index, character)

   String.prototype.replaceAt = function(index, character) { 
       return this.substr(0, index) + character + this.substr(index + character.length);
   function commafy(inVal) { 
     var arrWhole = (inVal + "").split(".");
     var arrTheNumber = arrWhole[0].split("").reverse();
     var newNum = Array();
     for (var i = 0; i < arrTheNumber.length; i++ ) { 
       newNum[newNum.length] = ((i%3===2) && ( i < arrTheNumber.length-1) ) ? " " + arrTheNumber[i]: arrTheNumber[i];
   ...
   

9. replaceAt(index, character)

   String.prototype.replaceAt = function(index, character) {
     return this.substr(0, index) + character + this.substr(index + character.length);
   };