<h1>Line Clampin'</h1>

<h2>Weird WebKit Flexbox Way</h2>
<div class="module line-clamp">
  <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
</div>

<h2>Fade Out Way</h2>
<div class="module fade">
  <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
</div>

<h2>Opera Overflow Way</h2>
<div class="module last-line">
  <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
</div>

<h2>Clamp.js Way</h2>
<div class="module js">
  <p id="clampjs">Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
</div>

<h2>ftellipsis Way</h2>
<div class="module js ftellipsis" id="ftellipsis">
  <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
</div>

<h2>TextOverflowClamp.js Way</h2>
<div class="module js textoverflowclamp" id="textoverflowclamp">
  <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
</div>
@import url(https://fonts.googleapis.com/css?family=Open+Sans);

body {
  padding: 20px;
  font: 1.2em/1.2em 'Open Sans', sans-serif;
}
.module {
  width: 250px;
  margin: 0 0 1em 0;
  overflow: hidden;
}
.module p {
  margin: 0;
}

.line-clamp {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;  
}

.fade {
  position: relative;
  height: 3.6em; /* exactly three lines */
}
.fade:after {
  content: "";
  text-align: right;
  position: absolute;
  bottom: 0;
  right: 0;
  width: 70%;
  height: 1.2em;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(255, 255, 255, 1) 50%);
}

.last-line {
  height: 3.6em; /* exactly three lines */
  text-overflow: -o-ellipsis-lastline;
}

.ftellipsis {
  height: 3.6em;
}

h1 {
  margin: 0 0 1em 0;
}
h2 {
  font-size: 1.2em;
}
// https://github.com/josephschmitt/Clamp.js
var module = document.getElementById("clampjs");
$clamp(module, {clamp: 3});




// https://github.com/ftlabs/ftellipsis
var element = document.getElementById('ftellipsis');
var ellipsis = new Ellipsis(element);

ellipsis.calc();
ellipsis.set();






// https://codepen.io/Merri/pen/Dsuim
/**
  * TextOverflowClamp.js
  *
  * Updated 2013-05-09 to remove jQuery dependancy.
  * But be careful with webfonts!
  */

// bind function support for older browsers without it
// https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Function/bind
if (!Function.prototype.bind) {
  Function.prototype.bind = function (oThis) {
    if (typeof this !== "function") {
      // closest thing possible to the ECMAScript 5 internal IsCallable function
      throw new TypeError("Function.prototype.bind - what is trying to be bound is not callable");
    }
 
    var aArgs = Array.prototype.slice.call(arguments, 1),
        fToBind = this,
        fNOP = function () {},
        fBound = function () {
          return fToBind.apply(this instanceof fNOP && oThis
                                 ? this
                                 : oThis,
                               aArgs.concat(Array.prototype.slice.call(arguments)));
        };
 
    fNOP.prototype = this.prototype;
    fBound.prototype = new fNOP();
 
    return fBound;
  };
}

// the actual meat is here
(function(w, d){
    var clamp, measure, text, lineWidth,
        lineStart, lineCount, wordStart,
        line, lineText, wasNewLine,
    ce = d.createElement.bind(d),
    ctn = d.createTextNode.bind(d);
    
    // measurement element is made a child of the clamped element to get it's style
    measure = ce('span');
  
    (function(s){
        s.position = 'absolute'; // prevent page reflow
        s.whiteSpace = 'pre'; // cross-browser width results
        s.visibility = 'hidden'; // prevent drawing
    })(measure.style);
    
    clamp = function (el, lineClamp) {
    // make sure the element belongs to the document
    if(!el.ownerDocument || !el.ownerDocument === d) return;
        // reset to safe starting values
        lineStart = wordStart = 0;
        lineCount = 1;
        wasNewLine = false; 
        lineWidth = el.clientWidth;
        // get all the text, remove any line changes
        text = (el.textContent || el.innerText).replace(/\n/g, ' ');
        // remove all content
        while(el.firstChild !== null)
            el.removeChild(el.firstChild);
        // add measurement element within so it inherits styles
        el.appendChild(measure);
        // http://ejohn.org/blog/search-and-dont-replace/
        text.replace(/ /g, function(m, pos) {
            // ignore any further processing if we have total lines
      if(lineCount === lineClamp) return;
            // create a text node and place it in the measurement element
            measure.appendChild(ctn(text.substr(lineStart, pos - lineStart)));
            // have we exceeded allowed line width?
            if(lineWidth < measure.clientWidth) {
                if(wasNewLine) {
                    // we have a long word so it gets a line of it's own
                    lineText = text.substr(lineStart, pos + 1 - lineStart);
                    // next line start position
                    lineStart = pos + 1;
                } else {
                    // grab the text until this word
                    lineText = text.substr(lineStart, wordStart - lineStart);
                    // next line start position
                    lineStart = wordStart;
                }
                // create a line element
                line = ce('span');
                // add text to the line element
                line.appendChild(ctn(lineText));
                // add the line element to the container
                el.appendChild(line);
                // yes, we created a new line
                wasNewLine = true;
        lineCount++;
            } else {
                // did not create a new line
                wasNewLine = false;
            }
            // remember last word start position
            wordStart = pos + 1;
            // clear measurement element
            measure.removeChild(measure.firstChild);
        });
        // remove the measurement element from the container
        el.removeChild(measure);
        // create the last line element
        line = ce('span');
        // give styles required for text-overflow to kick in
        (function(s){
            s.display = 'inline-block';
            s.overflow = 'hidden';
            s.textOverflow = 'ellipsis';
            s.whiteSpace = 'nowrap';
            s.width = '100%';
        })(line.style);
        // add all remaining text to the line element
        line.appendChild(ctn(text.substr(lineStart)));
        // add the line element to the container
        el.appendChild(line);
    }
    w.clamp = clamp;
})(window, document);

// the only bit of jQuery
$(window).bind('load', function() {
  clamp(document.getElementById('textoverflowclamp'), 3);
});

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.