zsu007 发表于 2016-7-13 10:40
画红线部分的作用就是用out替换gjf。
978142355 发表于 2016-7-13 11:02
这个我倒是猜出来了。不过inf//gjf,gjf/out这个地方怎么翻译?可否提供一下,哪里有/这个符号的含义(PS ...
冰释之川 发表于 2016-7-13 11:35
bash脚本语言规则而已,知道就行
978142355 发表于 2016-7-13 16:14
非常感谢您的回复。规则肯定是规则,不过我未找到相关资料明白其用法是什么,这样的话,我自己写,肯定是 ...
${parameter/pattern/string}
The pattern is expanded to produce a pattern just as in filename expansion. Parameter is expanded and the longest match ofpattern against its value is replaced with string. If pattern begins with ‘/’, all matches of pattern are replaced withstring.
KiritsuguPapa 发表于 2016-7-13 19:21
https://askubuntu.com/questions/ ... ble-slash-mean-in-f
https://www.gnu.org/software/bash/manu ...
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