我们能知道文本和UILabel顶部之间的空间吗?

时间:2016-10-06 11:49:57

标签: objective-c uilabel padding

对于UILabels,文本周围似乎有一个永久的空虚边界。尝试像

这样的事情
label.layoutMargins = UIEdgeInsetsZero;

没有做任何事情,文本顶部和标签顶部之间的差距似乎与字体大小成比例。

有没有办法让差距消失?或者有没有办法知道差距有多大?

1 个答案:

答案 0 :(得分:1)

这应该给你差距值:

data <- read.csv(('TOA5_10815.raw_data5411_2016_09_07_0900.dat'),
            header = FALSE,
            dec = ",",
            col.names = c("Time", "Record", "Ux", "Uy", "Uz", "Ts", "Tc", "Tn", "To", "Tp", "Tq"),
            skip = 4)

Tc = data$Tc

sum = 0
m = 18000
j = 5

for (k in 1:(m-j)){
    inner = (Tc[[k]]-Tc[[k-j]])
    sum = sum + inner
}
final = 1/(m-j)*sum