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Last active December 27, 2023 15:40
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getElementByXPath | Get DOM-Nodes by its XPath.
Raw
annotated.js
function (
a, // the XPath
b // document-placeholder
) {
b = document;
return b.evaluate(
a, // xpathExpression
b, // contextNode
null, // namespaceResolver
9, // resultType
null // result
).singleNodeValue; // the first node
}
Raw
index.js
function(a,b){b=document;return b.evaluate(a,b,null,9,null).singleNodeValue}
Raw
LICENSE.txt
DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
Version 2, December 2004
Copyright (C) 2013 Yannick Albert <http://yckart.com>
Everyone is permitted to copy and distribute verbatim or modified
copies of this license document, and changing it is allowed as long
as the name is changed.
DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
0. You just DO WHAT THE FUCK YOU WANT TO.
Raw
package.json
{
"name": "getElementByXPath",
"description": "Get DOM-Nodes by its XPath.",
"keywords": [
"selector",
"xpath",
"path",
"node",
"dom"
]
}
Raw
test.html
<!DOCTYPE html>
<title>getElementByXPath | Get DOM-Nodes by its XPath.</title>
<div>Expected value: <b>140byt.es</b></div>
<div>Actual value: <b id="ret"></b></div>
<script>
var getElementByXPath = function(a,b){b=document;return b.evaluate(a,b,null,9,null).singleNodeValue}
var path = '//html[1]/body[1]/div[1]/b[1]';
document.getElementById('ret').innerHTML = getElementByXPath(path).innerHTML;
</script>
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yckart commented Jun 4, 2014

@kthy Sure, in the wildnis I would not use magic numbers like this, but this is a gist for 140byt.es, so I think it is "reasonable".

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