blank character

• 空白符

blank character的用法和样例：

例句

1. Whitespace in the regular expression that isn't inside a character class is ignored.
   在正则表达式中不在字符类中的空白符被忽略。
2. A word is defined as a sequence of alphanumeric characters, so the end of a word is indicated by whitespace or a non-alphanumeric character.
   单词被定义为一个字母数字序列，因此词尾就是用空白符或非字母数字符来标示的。
3. Any whitespace character that is not a line separator.
   非行分隔符的任意空白字符。
4. Separate multiple switches and multiple arguments with one space character.
   用一个空白字符分隔多个开关和多个参数。