2023年10月9日 — The variable $@ treats each command-line argument as a separate element in an array. As an example, let's create another script (dollarAt.sh):
An array variable consisting of the individual words in the current command line. The line is split into words as Readline would split it, using COMP_WORDBREAKS ...
You can use variables as in any programming languages. There are no data types. A variable in bash can contain a number, a character, a string of characters.
$BASH_ENV. An environmental variable pointing to a Bash startup file to be read when a script is invoked. $BASH_SUBSHELL. A variable indicating the subshell ...
A bash variable acts as temporary storage for a string or a number. Bash variables are prevalent when it comes to bash scripting. Variables also make it easy ...
2012年4月3日 — $@ is nearly the same as $* , both meaning all command line arguments. They are often used to simply pass all arguments to another program ( ...
A variable may be placed anywhere in a script (or on the command line for that matter) and, when run, Bash will replace it with the value of the variable. This ...