linux shell `符号详解
[[email protected] arjianghu]# echo `ls`
asss.html common guaji.php images index.php log.log register.html register.php restartswoole.sh testditu.html timg.jpg zhuangtai.php
[[email protected] arjianghu]# echo $(ls)
asss.html common guaji.php images index.php log.log register.html register.php restartswoole.sh testditu.html timg.jpg zhuangtai.php
[[email protected] arjianghu]#
就是变量。。
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