Array length bash

Get length of array bash

## define it
distro=("redhat" "debian" "gentoo")
 
## get length of $distro array
len=${#distro[@]}
 
## Use bash for loop 
for (( i=0; i<$len; i++ )); do echo "${distro[$i]}" ; done

Source: cyberciti.biz

Bash size of array

echo "${#my_array[@]}"

Array length bash

echo "${#your_array[@]}"

Bash map lenght

$ declare -A array
$ array[foo]='something'
$ array[bar]='blah'
$ array[42]='nothing'
$ echo ${#array[@]}
3

Source: stackoverflow.com

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