knowledge/awesome-cheatsheets
1
1
Fork 0
mirror of https://github.com/namibia/awesome-cheatsheets.git synced 2024-11-23 21:27:40 +00:00
Code Issues Releases Activity

Update bash.sh

Browse Source 
typeset -l <x>                 # makes variable local - <x> must be an interger

declare -l                   # uppercase values in the variable are converted to lowercase
declare -A                   # makes it an associative array
This commit is contained in:
rparwaiz 2021-12-07 16:53:56 +00:00 committed by GitHub
parent cc3cb1bc11
commit acb515c171
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
languages/bash.sh
View File

@ -223,6 +223,8 @@ declare -F # displays function names without definitions
declare -i # the variables are treated as integers declare -i # the variables are treated as integers
declare -r # makes the variables read-only declare -r # makes the variables read-only
declare -x # marks the variables for export via the environment declare -x # marks the variables for export via the environment
declare -l # uppercase values in the variable are converted to lowercase
declare -A # makes it an associative array
${varname:-word} # if varname exists and isn't null, return its value; otherwise return word ${varname:-word} # if varname exists and isn't null, return its value; otherwise return word
${varname:word} # if varname exists and isn't null, return its value; otherwise return word ${varname:word} # if varname exists and isn't null, return its value; otherwise return word
@ -248,6 +250,7 @@ ${#varname} # returns the length of the value of the variable a
$(UNIX command) # command substitution: runs the command and returns standard output $(UNIX command) # command substitution: runs the command and returns standard output
typeset -l <x> # makes variable local - <x> must be an interger
############################################################################## ##############################################################################
# FUNCTIONS # FUNCTIONS