sed替换关联数组key为对应的value

bikong0411

1. declare -a ary=([a]=1 [b]=2)
   
2. echo a|sed 's/[ab]/echo ${ary[&]}/e'

复制代码

jason680

回复 1# bikong0411

$ declare -A ary=([a]=1 [c]=3)

$ export ary_str=`declare -A | grep ary`

$ echo a b c| awk -vary="$ary_str" 'BEGIN{while(match(ary,"\\[([^]]+)\\]=\"([^\\\"]+)\"",m)){a[m[1]]=m[2];ary=substr(ary,RSTART+RLENGTH)}}{for(n=1;n<=NF;++n)$n=a[$n]!=""?a[$n]:$n;print}'
1 b 3