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dieseltravis/gist:316293

Created February 26, 2010 23:06
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gistfile1.js
function EntityToNumeric(entity) {
var obj = document.createElement("div");
obj.innerHTML = entity;
return "&#" + (obj.textContent || obj.firstChild.nodeValue).charCodeAt(0) + ";";
}
// usage:
var html = "& ©®<>";
html = html.replace(/&\w+;/gi, EntityToNumeric);
alert(html); // "& ©®<>"
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