Nodejs String Replace replaceEntities()

Method Source Code

String.prototype.replaceEntities = function () {
  return this.replace(/\s*<br>\s*/g, '\n').replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/ +(?= )/g, '').replace('&lt;b&gt;','\n<b>').replace('&lt;/b&gt;','</b>');
};

Related

1. replaceAt_with_size(index, text, size)

   String.prototype.replaceAt_with_size = function(index, text, size){
       return this.substr(0, index) + text + this.substr(index + size);
   

2. replaceBorderWidth(width)

   String.prototype.replaceBorderWidth = function(width) {
     if ( ! width) width = 1;
     return this.replace(/^[0-9]+([a-z]+)?( [a-zA-Z]+ .+)$/, width+'px$2');
   };
   

3. replaceChars(character, replacement)

   String.prototype.replaceChars = function(character, replacement){
       var str = this;
       var a;
       var b;
       for(var i=0; i < str.length; i++){
           if(str.charAt(i) == character){
               a = str.substr(0, i) + replacement;
               b = str.substr(i + 1);
               str = a + b;
   ...
   

4. replaceDateFormat()

   String.prototype.replaceDateFormat=function(){
       return this.replace(/-/g,'/');
   

5. replaceEntities()

   String.prototype.replaceEntities = function () {
     return this.replace(/\s*<br>\s*/g, '\n').replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/ +(?= )/g, '');
   };
   

6. replaceExtension(newExtension)

   String.prototype.replaceExtension = function (newExtension) {
     return this.substring(0, this.lastIndexOf('.')) + newExtension;
   

7. replaceFromObj(obj)

   String.prototype.replaceFromObj = function(obj) {
     var retStr = this;
     for (var x in obj) {
     if(obj.hasOwnProperty(x)){
       retStr = retStr.replace(new RegExp(x, 'g'), obj[x]);
     return retStr;
   };
   ...
   

8. replaceHtmlEntites()

   String.prototype.replaceHtmlEntites = function() {
     var translate_re = /&(nbsp|amp|quot|lt|gt);/g;
     var translate = {'nbsp': ' ', 'amp' : '&', 'quot': '\'','lt'  : '<','gt'  : '>'};
     return (this.replace(translate_re, function(match, entity) {
       return translate[entity];
     }));
   };
   

9. replaceKeywords(replacements)

   String.prototype.replaceKeywords = function(replacements){
     var str = this;
     for(var key in replacements){
       str = str.replaceAll(key, replacements[key]);
     return str;
   };