shell: linux variables $#,$@,$0,$1,$2,$*,$$,$?
June 3, 2015
Shell
#!/bin/sh echo "number:$#>" echo "scname:$0>" echo "first :$1>" echo "second:$2>" echo "argume:$@>" echo "show parm list:$*>" echo "show process id:$$>" echo "show precomm stat: $?>"
原文:http://www.0550go.com/script/shell/linux-variables-012.html
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