class svgLoad extends HTMLElement { constructor(){ super(); let svgName = this.getAttribute("data-name"); let xhr = new XMLHttpRequest(); xhr.onreadystatechange = () => { if(xhr.readyState === 4 && xhr.status === 200){ this.innerHTML = xhr.responseText; } } xhr.open("GET", "/API/getFile.php?filename=svg/" + svgName + ".svg"); xhr.send(); } } customElements.define("jl-svg", svgLoad);