mirror of https://github.com/CrimsonTome/tldr.git
29 lines
801 B
Markdown
29 lines
801 B
Markdown
# declare
|
|
|
|
> Declare variables and give them attributes.
|
|
> More information: <https://www.gnu.org/software/bash/manual/bash.html#Bash-Builtins>.
|
|
|
|
- Declare a string variable with the specified value:
|
|
|
|
`declare {{variable}}="{{value}}"`
|
|
|
|
- Declare an integer variable with the specified value:
|
|
|
|
`declare -i {{variable}}="{{value}}"`
|
|
|
|
- Declare an array variable with the specified value:
|
|
|
|
`declare -a {{variable}}=({{item_a item_b item_c}})`
|
|
|
|
- Declare an associative array variable with the specified value:
|
|
|
|
`declare -A {{variable}}=({{[key_a]=item_a [key_b]=item_b [key_c]=item_c}})`
|
|
|
|
- Declare a readonly string variable with the specified value:
|
|
|
|
`declare -r {{variable}}="{{value}}"`
|
|
|
|
- Declare a global variable within a function with the specified value:
|
|
|
|
`declare -g {{variable}}="{{value}}"`
|