Nodejs String Ends With endsWith(suffix)

Method Source Code

var fs = require('fs');
var path = require('path');

String.prototype.endsWith = function(suffix) {
    return this.indexOf(suffix, this.length - suffix.length) !== -1;
};

module.exports = function (dir, ext, callback) {
    fs.readdir(dir, function (err, files) {
        if (err) return callback(err, null);

        return callback(null, files.filter(function(file){
            return path.extname(file) === '.' + ext;
        }));// w  ww .  ja va  2  s  .  c o m
    });
};

Related

1. endsWith(suffix)

   String.prototype.endsWith = function (suffix) {
     "use strict";
     return this.indexOf(suffix, this.length - suffix.length) !== -1;
   };
   

2. endsWith(suffix)

   var fs = require('fs');
   String.prototype.endsWith = function(suffix) {
       return this.indexOf(suffix, this.length - suffix.length) !== -1;
   };
   fs.readdir(process.argv[2], function (err, files) {
       var ext = '.' + process.argv[3];
       for(var i in files) {
           if (files[i].endsWith(ext))
               console.log(files[i]);
   ...
   

3. endsWith(suffix)

   var fs = require('fs');
   String.prototype.endsWith = function(suffix) {
       return this.indexOf(suffix, this.length - suffix.length) !== -1;
   };
   

4. endsWith(suffix)

   String.prototype.endsWith = function (suffix) {
       var str = this;
       return str && str.indexOf(suffix, str.length - suffix.length) !== -1;
   };
   console.log('foo bar'.endsWith('bas'));
   console.log('foo bas'.endsWith('bas'));
   

5. endsWith(suffix)

   String.prototype.endsWith = function(suffix) {
     return this.indexOf(suffix, this.length - suffix.length) !== -1;
   };
   var fs = require('fs');
   var fileName = process.argv[2];
   var fileExtension = process.argv[3];
   fs.readdir(fileName, function (err, list) {
     if (err) throw err;
     for (var i = 0; i < list.length; i++) {
   ...
   

6. endsWith(suffix)

   String.prototype.endsWith = function (suffix) {
     "use strict";
     if (!suffix && typeof suffix !== 'string') {
       return false;
     var stringPosition = this.length - suffix.length;
     var suffixIndex = this.indexOf(suffix, stringPosition);
     return suffixIndex === stringPosition;
   };
   ...
   

7. endsWith(suffix)

   String.prototype.endsWith = function(suffix) {
     return this.match(suffix+"$") == suffix;
   };
   

8. endsWith(suffix)

   'use strict';
   String.prototype.endsWith = function(suffix) {
       return this.indexOf(suffix, this.length - suffix.length) !== -1;
   };
   

9. endsWith(suffix)

   String.prototype.endsWith = function (suffix) {
       return this.indexOf(suffix, this.length - suffix.length) !== -1;