contenteditable可编辑元素或div如何设置占位符placeholder?
placeholder好像只有form元素才能用，那么div设为contenteditable怎么设置placeholder
？
网友回复
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<style>
[contenteditable=true]:empty:before {
content: attr(placeholder);
pointer-events: none;
display: block;
/* For Firefox */
}
/* */
div[contenteditable=true] {
border: 1px dashed #AAA;
width: 290px;
padding: 5px;
}
pre {
background: #EEE;
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by thinkfuture
我知道答案，我要回答
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