47
取出一行的整数-大宝天天见-51CTO博客
source link: http://blog.51cto.com/13587169/2070041
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
#!/bin/bashy="abc-5d81.25"foriin$ydoexpr$i+1&>/dev/nullif[$?-eq0];thenecho-n"$i"fidone
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK