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Introduction to JavaScript Workshop
hello world
mess with images on a webpage
function replaceImagesWithUrl(url) { // Get all img elements in the document var images = document.getElementsByTagName('img'); // Convert images NodeList to an array and iterate using forEach Array.from(images).forEach(function(img) { // Replace the src attribute with the provided URL img.src = url; }); }
mess with text on a webpage
function replaceSpanText(newText) { // Get all span elements in the document var spans = document.getElementsByTagName('span'); // Convert NodeList to an array and iterate using forEach Array.from(spans).forEach(function(span) { // Replace the text content of the span with the provided new text (string span.textContent = newText; }); }