Nodejs String Truncate trunc(length, options)

Method Source Code

// truncate string (ruby-like)
String.prototype.trunc = function(length, options) {
    var defaults = Ext.Object.merge({omission: "..."}, options || {});

    var stop = length - defaults.omission.length;

    return (this.length > length ? this.substring(0, stop) + defaults.omission : this).toString();
};

Related

1. trunc()

   String.prototype.trunc = String.prototype.trunc ||
         function(n){
             return (this.length > n) ? this.substr(0,n-1)+'…' : this;
         };
   

2. trunc()

   String.prototype.trunc = String.prototype.trunc ||
   function(n){
     return this.length>n ? this.substr(0,n-1)+'?' : this;
   };
   

3. trunc()

   String.prototype.trunc = String.prototype.trunc ||
     function(n){
         return this.length>n ? this.substr(0,n-1)+'...' : this;
     };
   

4. trunc(len,suffix)

   String.prototype.trunc = function(len,suffix) {
       return this.length > len ? this.slice(0, len) + (suffix||'…') : this;
   };
   

5. trunc(len,suffix)

   String.prototype.trunc = String.prototype.trunc || function(len,suffix) {
       return this.length > len ? this.slice(0, len) + (suffix||'…') : this;
   };
   

6. trunc(n)

   String.prototype.trunc = function(n) {
     'use strict';
     return this.length > n ? this.substr(0, n-1) + '...' : this;
   };
   

7. trunc(n)

   String.prototype.trunc = String.prototype.trunc ||
         function(n){
             return (this.length > n) ? this.substr(0,n-1)+'…' : this;
         };
   

8. trunc(n)

   String.prototype.trunc = function(n) {
     return this.substr(0,n-1)+(this.length>n?'...':'');
   };
   

9. trunc(n)

   String.prototype.trunc = function(n){
      var isTooLong = this.length > n;
      var string = isTooLong ? this.substr(0,n) : this;
      string = isTooLong ? string.substr(0, string.lastIndexOf(' ')) : string;
      return  isTooLong ? string + '...' : string;
   };