1-19自由编程
来源：1-19 自由编程
慕雪6374644
2020-08-30 21:55:02
<!DOCTYPE html >
<html>
<head>
<meta charset="UTF-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery练习</title>
<style type="text/css">
.div1 {
float: left;
width: 50px;
line-height: 30px;
background-color: lightgray;
margin-left: 10px;
text-align: center;
vertical-align: middle;
}
.div2 {
width: 300px;
height: 300px;
border: solid gray 1px;
margin-top: 60px;
color: red;
/* font-style: italic; */
}
</style>
</head>
<body>
<h2>请选择背景颜色</h2>
<div>
<div id="blue" class="div1">蓝色</div>
<div id="green" class="div1">绿色</div>
</div>
<div class="div2" id="bg">
</div>
<div>输入颜色首字母： <input type="text" name="color"></div>
<script type="text/javascript" src="js/jquery-3.3.1.js"></script>
<script type="text/javascript">
$(function() {
alert("欢迎来到设置颜色的页面");
})
$("#blue").click(function() {
$(".div2").css({
"background-color": "blue",
"font-style": "normal"
}).text("蓝色背景");
})
$("#green").click(function() {
$(".div2").css("background-color", "green").text("绿色背景").css({
"font": "bold",
"font-style": "italic"
});
})
$("input[name='color']").keypress(function() {
if (event.keyCode == 66) {
$(".div2").css("background-color", "blue").text("");
} else if (event.keyCode == 71) {
$(".div2").css("background-color", "green").text("");
}
})
</script>
</body>
</html>
1回答
-
好帮手慕小尤
2020-08-31
已完成练习，棒棒哒！继续加油！
祝学习愉快！0
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