white-space character的意思|示意

S — a non white-space character.

S——非空白字符。

S — a white-space character, like TAB or new line.

s——空白字符，如制表符或换行符。

Having data sets with a non-white space character separating the data points is a very common occurrence.

最常见的就是数据集合不使用空格字符分隔数据点。

The chop() function will remove a white space or other predefined character from the right end of a string.

函数的作用是：从一个字符串的右边结尾处，删除预定一字符中所包含的空格。

Matches any white space character including space, tab, form - feed, and so on.

匹配任何空白字元，包括空格、制表符、换页符等。

This error occurs when white space appears between the open angle bracket character '