blanking line

• If you then use the paste command , a new , blank line is inserted
  如果随后使用“粘贴”命令，则会插入一个新的空行。
• Will match all blank lines
  将与所有空行匹配
• To zero . then , each time awk encounters a blank line , awk will execute the
  当对于for使用这种特殊的" in "形式时， awk将
• You can use spacing , blank lines , and indentation however you feel most comfortable
  您可以随意使用空格、空白行和缩进。
• Encounters blank lines , they are skipped and the next non - blank line is returned
  遇到空行，则跳过空行并返回下一个非空行。
• Blank lines are all lines with nothing but space characters between beginning and end
  空行是从头到尾只有空格字符的所有行。
• Blank lines are ignored
  忽略空行。
• No blank line can appear between the dependency or rule and the commands block
  在依赖项（或规则）和命令块之间不能出现空行。
• Match a blank line
  匹配空行。