#英文字串首字母改为大写 st = "string" St = st[0].upper() + st[1:] 2016-10-22 后来了解到 python 内部有相关实现,感觉 python 好贴心~~~ >>> "hehe he hehe".capitalize() 'Hehe he hehe' >>> "hehe he hehe".title() 'Hehe He Hehe'
var canvas = document.createElement('canvas'); var cxt = canvas.getContext('2d'); var W = canvas.width = 500; var H = canvas.height = 200; var str = 'Grewer,点击此处'; cxt.textBaseline = 'hanging'; cxt.font = '60px 宋体' var sw = cxt.measureText(str).width