🔺 绘制杨辉三角Draw Pascal Triangle

使用说明与常见问题How-to & FAQ

「绘制杨辉三角」是什么？What is the Draw Pascal Triangle tool?

把杨辉三角（帕斯卡三角形）画成图片并下载。可调行数与颜色，本地完成。可设置「行数」、「背景」、「文字」。Draw Pascal triangle as an image for download. Set rows and colours; runs locally. Settings: Rows, Background, Text.

如何使用「绘制杨辉三角」？How do I use the Draw Pascal Triangle tool?

在「绘制杨辉三角」中，按需设置「行数」、「背景」、「文字」等选项，然后点击「绘制」、「下载」按钮即可。In the Draw Pascal Triangle: Set "Rows", "Background", "Text", then click "Draw", "Download".

和「杨辉三角生成器」有什么区别？How is this different from the Pascal's Triangle Generator?

杨辉三角生成器输出可复制的文本数字；本页把三角形画在画布上，可以设置行数和颜色，并下载为 PNG 图片。The Pascal's Triangle Generator outputs the numbers as copyable text. This page draws the triangle on a canvas, with settings for rows and colours, and downloads it as a PNG image.

最多能画多少行？How many rows can it draw?

最多 40 行。图片宽度不超过 2000 像素：行数多、数字长时会自动缩小字号（最小 7 像素），40 行约为 2000×760 像素，状态栏会显示实际尺寸。Up to 40 rows. The image is never wider than 2000 px: with many rows and long numbers the font is reduced automatically (to no less than 7 px), so 40 rows come out at about 2000×760 px, and the status line shows the actual size.

有哪些选项可以调整？What options can I adjust?

「绘制杨辉三角」的设置：「行数」默认 8；「背景」默认 #ffffff；「文字」默认 #111111。每次生成结果都按当前设置处理。Settings in the Draw Pascal Triangle — "Rows" default 8; "Background" default #ffffff; "Text" default #111111. The result always uses the current settings.

「绘制杨辉三角」免费吗？需要注册吗？Is the Draw Pascal Triangle free? Do I need an account?

「绘制杨辉三角」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Draw Pascal Triangle is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.