When using the prompt() method in JavaScript, you can achieve line breaks through the following three methods: 1. Insert the "\n" character at the position where you want to break the line; 2. Use the line break character in the prompt text; 3 . Use CSS "white-space: pre" style to force line breaks.
How to use the prompt() method in JavaScript for line breaks
prompt() in JavaScript method provides a way to get user input, but it does not wrap the input by default.
To make the prompt() method support line breaks, you can use the following method:
Use the \n character:
<code>var input = prompt("请输入多行文本\n第一行：\n第二行：");</code>Using multi-line prompt text:
<code>var input = prompt("
请输入多行文本：
第一行：
第二行：");</code>Use CSS style:
<code><!DOCTYPE html>
<html>
<head>
<style>
.prompt-dialog {
white-space: pre;
}
</style>
</head>
<body>
<script>
var input = prompt("请输入多行文本（使用 CSS 样式换行）：");
</script>
</body>
</html></code>The above is the detailed content of How to wrap prompt in js. For more information, please follow other related articles on the PHP Chinese website!
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