我正在尝试做一些基于句子中字符数量的动态规划。英语字母表中哪个字母在屏幕上占像素最多?
当前回答
这取决于字体。我会用你最熟悉的编程语言创建一个小程序,把字母表中的每个字母画成n乘以m的位图。用白色初始化每个像素。然后,在你画完每个字母后,数一数白色像素的数量,并保存这个数字。你找到的最大的数字就是你要找的数字。
编辑:如果你实际上只是对哪个占据了最大的矩形感兴趣(但看起来你真的是在追求它,而不是像素),你可以使用各种API调用来找到大小,但这取决于你的编程语言。例如,在Java中,您将使用FontMetrics类。
其他回答
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W获胜。
当然,这是一个愚蠢的经验实验。哪个字母最宽没有唯一的答案。这取决于字体。所以你必须做一个类似的经验实验来找出你所处环境的答案。但事实是,大多数字体遵循相同的惯例,大写W将是最宽的。
主旨与这些字符宽度的比率形式(W = 100)在这里捕获使用特定的示例字体:
https://gist.github.com/imaurer/d330e68e70180c985b380f25e195b90c
大写的“M”通常是最宽的。
Arial 30px在Chrome - W获胜。
这取决于字体。例如,交叉0所占的空间要比普通0大得多。
但如果要猜的话,我会选X或B。
想知道真正最长的字形,而不仅仅是猜测? 我说的不仅仅是字母、数字和常用符号(!, @等等)。我指的是UTF-16的32,834个字符中最长的字形。 所以我从@NK的回答开始,他有一个程序化的解决方案,并进行了修改:
var capsIndex = 65; var smallIndex = 97; var div = document.createElement('div'); div.style.float = 'left'; document.body.appendChild(div); var highestWidth = 0; var elem; for(var i = capsIndex; i < 32834; i++) { div.innerText = String.fromCharCode(i); var computedWidth = window.getComputedStyle(div, null).getPropertyValue("width"); if(highestWidth < parseFloat(computedWidth)) { highestWidth = parseFloat(computedWidth); elem = String.fromCharCode(i); } } div.innerHTML = '<b>' + elem + '</b>' + ' won';
在运行并等待(等待)之后,它给出输出won。 这就是UTF-32中最长的字符! 请注意,在大多数字体上,最长的字形是﷽,但有些字体(特别是单行字体)与运行程序时使用的字体重叠。