Remove tags, class attributes and attribute contents from DOM

myDivsNoClasses.js

// Remove all class attributes and contents from divs in the DOM
var myDivs = document.getElementsByTagName('div'); // replace div with span for spans
for (var i = 0; i < myDivs.length; i++) {
    myDivs[i].removeAttribute('class'); // replace class with any attribute you want stripped out
}

// Remove all SVGs from the DOM
var collectSvg = document.getElementsByTagName('svg');
for (var i = 0; i < collectSvg.length; i++) {
    collectSvg[i].parentNode.removeChild(collectSvg[i]);
    console.log( (i) ); // with count
}