typeset:tldr:fc892

The command "typeset -i ${variable}="${value}"" is used to declare and initialize an integer variable in Bash.

Here is a breakdown of the command:

• "typeset" is a command in Bash used to define variables with specific properties such as the type.
• "-i" is an option for the "typeset" command, which is used to declare the variable as an integer.
• "${variable}" is the name of the variable you want to declare and assign a value to. The name is enclosed in curly braces with a "$" sign to dereference the value of the variable.
• "=" is an assignment operator used to assign the value on the right side to the variable on the left side.
• "${value}" is the value assigned to the variable. Similar to the variable name, the value is enclosed in curly braces to dereference the value of the variable.

So, when you run this command, it will declare a variable with the name stored in "${variable}" and assign the value stored in "${value}" to it. Additionally, since the "-i" option is used, any further assignments to this variable will be treated as integers.