{"id":34524,"date":"2024-01-17T09:57:00","date_gmt":"2024-01-17T09:57:00","guid":{"rendered":"https:\/\/linuxsimply.com\/?p=34524"},"modified":"2024-03-17T03:25:00","modified_gmt":"2024-03-17T03:25:00","slug":"bash-copy-array","status":"publish","type":"post","link":"https:\/\/linuxsimply.com\/bash-scripting-tutorial\/array\/array-operations\/copy-array\/","title":{"rendered":"How to Copy an Array in Bash [6 Simple Methods]"},"content":{"rendered":"

You can use the following methods to copy <\/strong>an array<\/strong> in Bash:<\/p>\n

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  1. Using @<\/strong> within the expression ${array[@]<\/strong>: copied_array=("${old_array[@]}")<\/code><\/li>\n
  2. Using *<\/strong> within the expression ${array[*]<\/strong>: copied_array=("${old_array[*]}")<\/code><\/li>\n
  3. By appending<\/strong> array: copied_array+=("${old_array[@]}")<\/code><\/li>\n
  4. Using array slicing<\/strong> for a partial copy: sliced_copy=(${old_array[@]:start:count})<\/code><\/li>\n
  5. Using the mapfile<\/strong> command: mapfile -t copied_array <<<"${old_array[@]}"<\/code><\/li>\n
  6. Using for<\/strong> loop: for element in "${old_array[@]}"; do<\/code>
    \ncopied_array+=("$element"); done<\/code><\/li>\n<\/ol>\n

    To copy an array in Bash is to make a duplicate array that is the exact copy of the original array. This involves copying the array elements to a new array-type variable and is particularly significant when it comes to working with the array data but without altering the original array. This article discusses 6<\/strong> effective methods of how to copy an array in Bash including mentioning standard syntax and Bash scripts. Moreover, it shows the copying process of an associative array in Bash.<\/p>\n

    <\/i> Practice Files to Copy Arrays in Bash<\/span><\/a><\/div>\n
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