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$@ "$@" $* "$*" a.sh echo "$@" echo $@ echo "$*" echo $* b.sh "$@" b.sh $@ b.sh "$*" b.sh $* b.sh echo $# for param; do echo "param = $param" done 阅读全文
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C goto Must be defined within a function Each label in one function must have a unique name. It cannot be a reserved C keyword C has a separate namesp 阅读全文
摘要：
The switch expression has an additional lambda-like syntax and it can be used not only as a statement, but also as an expression that evaluates to a s 阅读全文
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In Java, C, $ is valid In Go, Python, $ is invalid 阅读全文