How to wrap prompt in js

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:

1. Use the \n character:

   • Insert the "\n" character at the position where you want to break the line. For example:

   <code>var input = prompt("请输入多行文本\n第一行：\n第二行：");</code>

2. Using multi-line prompt text:

   • You can use line breaks to create multiple lines in the prompt text . For example:

   <code>var input = prompt("
   请输入多行文本：
   第一行：
   第二行：");</code>

3. Use CSS style:

   • You can use the CSS "white-space: pre" style to The text is forced to wrap. For example:

   <code>
   
   
     <style>
       .prompt-dialog {
         white-space: pre;
       }
     </style>
   
   
     <script>
       var input = prompt("请输入多行文本（使用 CSS 样式换行）：");
     </script>
   
   </code>

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