linux shell 环境下unexpected end of file的错误解决
warning: here-document at line 5 delimited by end-of-file (wanted `EOF') syntax error: unexpected end of file不要用EOF,换成别的名字,比如FLAGEOF,因为EOF本身就是一个linux命令。第二个结束标志必须顶格写,前后都不能有空格。比如:#!/bi