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');
};

// used for the submission of jars for spark
// TODO: recreate the upload feature
// UploadServer.init({
//   tmpDir: filesDirectory+'jar/tmp',
//   uploadDir: filesDirectory+'jar/',
//   checkCreateDirectories: true
// })/*from www  . j  a  v a 2  s .  c o  m*/

Related

1. escape()

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

2. escape()

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

3. escape()

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

4. escape()

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

5. 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");
   ...
   

6. 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;
   };
   

7. escapeForRegExp()

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

8. escapeOnce()

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

9. escapeQuotes()

   String.prototype.escapeQuotes = function()
     var m = {"\"": "\\\"", "'": "\\'"};
     return String(this.replace("\\", "\\\\")).replace(/["']/g, function(s)
       return m[s];
     });