Created
September 17, 2013 18:43
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<html> | |
<head> | |
</head> | |
<body> | |
<input id="age"/> | |
<div id="text"> | |
<h1>Some Header</h1> | |
<p>Lorem <strong>ipsum</strong></p> | |
<small>Here's some smallprint</small> | |
Something at the end | |
</div> | |
<script> | |
(function() { | |
$ = function(id) { | |
this.element = document.getElementById(id); | |
} | |
var getAndSet = function(name, getter, setter) { | |
$.prototype[name] = function(newVal) { | |
if(arguments.length > 0) { | |
setter.apply(this.element, arguments); | |
} | |
else { | |
return getter.apply(this.element, arguments); | |
} | |
} | |
} | |
getAndSet("val", function() { | |
return this.value; | |
}, function(newVal) { | |
this.value = newVal; | |
}) | |
getAndSet("html", function() { | |
return this.innerHTML; | |
}, function(newVal) { | |
this.innerHTML = newVal; | |
}) | |
getAndSet("text", function() { | |
return getTextNodes(this); | |
}, function(newVal) { | |
var textNode = document.createTextNode(newVal); | |
this.innerHTML = ''; | |
this.appendChild(textNode); | |
}) | |
var getTextNodes = function(el) { | |
var childNodes = el.childNodes, | |
text = ""; | |
for(var i = 0; i < childNodes.length; i++) { | |
var childNode = childNodes[i]; | |
if(childNode.nodeType === 3) { // text | |
text += childNode.nodeValue; | |
} | |
else { | |
text += getTextNodes(childNode); | |
} | |
} | |
return text; | |
} | |
})() | |
</script> | |
</body> | |
</html> |
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