Trim text to the nearest space...

index.html

<div id="container"></div>

script.js

namespace = function (ns_string, obj) {
  var parts = ns_string.split('.'),
      parent = window,
      pl, i;
  
  for (i = 0, pl = parts.length; i < pl; i++) {
    parent = parent[parts[i]] = parent[parts[i]] || (i == pl - 1 && obj ? (typeof obj == 'function' ? (obj() || {}) : obj) : {});
  }
  
  return parent;
};

namespace("SJL.Util", function () {
  var self = {};

  self.trimText = function (text, len) {
    // Take into account the '...'.
    len = len - 3; 
    if (text != undefined && text.length > len) {
      var tmp = jQuery.trim(text).substring(0, len).split(" ")
      var text = tmp.slice(0, tmp.length - 1).join(" ") + "...";
      // And replace any rogue commas.
      text = text.replace(',...', '...');
    }
    return text;
  }
  
  return self;
});


$(function () {
  var txtBefore = 'This is a test description used to show the trimText function.';
  var txtAfter = SJL.Util.trimText(txtBefore, 50);
  
  $('#container').html(txtAfter);
});

Trim text to the nearest space....markdown

Trim text to the nearest space... ('-' * 33) Demos a custom function called trimText(), which trims text to the nearest space just before the 50 character length and so avoiding odd characters just before the...

A Pen by Siôn J. Lewis on CodePen.

License.