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shell 正则匹配

# shell 数字不支持\d ,只能使用[0-9] if [[ "abcyyy13554221547HelloxxxWorld" =~ yyy([0-9]{11})(Hello)xxx(.*) ]] then echo The regex matches! echo $BASH_REMATCH echo ${BASH_REMATCH[1]} echo ${BASH_REMATCH[2]}