getElementById

document.getElementById(id).innerHTML

<div id="div1"></div> <script>x = document.getElementById("div1") ; x.style.fontSize = "20px" ; x.style.color = "blue" ; x.style.fontWeight = "bold" ; var DP = 'x = document.getElementById("div1") <br>' ; DP += 'x.style.fontSize = "20px" <br>' ; DP += 'x.style.color = "blue" <br>' ; DP += 'x.style.fontWeight = "bold"<br>' ; DP += 'x.innerHTML= DP' ; document.getElementById("div1").innerHTML= DP; </script>

00