背景颜色随机生成9×9乘法表js代码

JS代码

<script>
window.onload = function(){
	var oTable = document.getElementsByTagName(\"table\")[0];
	var sColor =[\"0\", \"1\", \"2\", \"3\", \"4\", \"5\", \"6\", \"7\", \"8\", \"9\", \"A\", \"B\", \"C\", \"D\", \"E\", \"F\"];
	for(var i=1; i<10; i++){
		var oTr = document.createElement(\"tr\");
		for(var j=1; j<10; j++){
			var nColor = \"#\";
			for(var n=0; n<6; n++){
				var nRandom = parseInt(Math.random()*sColor.length);
				nColor += sColor[nRandom];
			}
			if(j<=i){
				var oTd = document.createElement(\"td\");
				oTd.innerHTML = j +\"*\"+i+\"=\"+i*j;
				oTd.style.backgroundColor = nColor;
				
			}
			oTr.appendChild(oTd);
		}
		oTable.appendChild(oTr);
	}
}	
</script>