Number.prototype.toLocaleString() 详见mdn:https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Number/toLocaleString let num 123456789;
parseFloat(num).toLocaleString()// "123,456,789"Intl.NumberFormat The …
UILabel垂直居上对齐[label sizeToFit];//设置文字过长时的显示格式 label.lineBreakMode UILineBreakModeWordWrap; typedefenum { UILineBreakModeWordWrap 0, // Wrap at word boundaries UILineBreakModeCharacterWrap, // Wrap at character boundar…