Nodejs String Escape escapeSpecialChars()

Method Source Code

String.prototype.escapeSpecialChars = function() {
    return this.replace(/\\n/g, "\\n")
               .replace(/\\'/g, "\\'")
               .replace(/\\"/g, '\\"')
               .replace(/\\&/g, "\\&")
               .replace(/\\r/g, "\\r")
               .replace(/\\t/g, "\\t")
               .replace(/\\b/g, "\\b")
               .replace(/\\f/g, "\\f");
};

Related

1. escape()

   String.prototype.escape = function () {
       var entityMap = {
           '&': '&',
           '<': '&lt;',
           '>': '&gt;',
           '"': '&quot;',
           "'": '&#39;',
           '/': '&#x2F;'
       };
   ...
   

2. escape()

   String.prototype.escape = function() {
     return this
       .replace(/&(?!\w+;)/g, '&')
       .replace(/</g, '&lt;')
       .replace(/>/g, '&gt;')
       .replace(/"/g, '&quot;');
   };
   

3. escape()

   String.prototype.escape = function () {
       var tagsToReplace = {
           '&': '&',
           '<': '&lt;',
           '>': '&gt;',
       };
       return this.replace(/[&<>]/g, function (tag) {
           return tagsToReplace[tag] || tag;
       });
   ...
   

4. escape()

   String.prototype.escape = function() {
     var tagsToReplace = {
         '&': '&',
         '<': '&lt;',
         '>': '&gt;'
     };
     return nl2br(this.replace(/[&<>]/g, function(tag) {
         return tagsToReplace[tag] || tag;
     }));
   ...
   

5. escape()

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

6. escapeSpecialChars()

   String.prototype.escapeSpecialChars = function () {
     return this.replace(/\\n/g, '\\\\n')
     .replace(/\\'/g, '\\\'')
     .replace(/\\'/g, '\\\'')
     .replace(/\\&/g, '\\\&')
     .replace(/\\r/g, '\\\r')
     .replace(/\\t/g, '\\\\t')
     .replace(/\\b/g, '\\\b')
     .replace(/\\f/g, '\\\f');
   ...
   

7. escapeCharacters(chars)

   String.prototype.escapeCharacters = function(chars) {
       var foundChar = false;
       var length = chars.length;
       for (var i = 0; i < length; ++i) {
           if (this.indexOf(chars.charAt(i)) !== -1) {
               foundChar = true;
               break;
       if (!foundChar)
           return this;
       var result = "";
       for (var j = 0; j < this.length; ++j) {
           if (chars.indexOf(this.charAt(j)) !== -1)
               result += "\\";
           result += this.charAt(j);
       return result;
   };
   

8. escapeForRegExp()

   String.prototype.escapeForRegExp = function() {
       return this.escapeCharacters("^[]{}()\\.$*+?|");
   };
   

9. escapeOnce()

   String.prototype.escapeOnce = function () {
     return this.replace(/"/g, '&quot;').replace(/>/g, '&gt;').replace(/</g, '&lt;').replace(/&(?!([a-zA-Z]+|#\d+);)/g, '&amp;');
   };