A better approach is to use local variables in your functions. The problem then becomes how do you get the result to the caller. One mechanism is to use command substitution: Here the result is output ...

Is a static local variable's initialization thread safe ... and are instead initialized upon the first execution of a given function.<br><br>But...if this is true, what is the case in the ...

Sub-programs, functions, procedures and methods make ... the execution of a program so this can be a major problem. A local variable is declared within one specific sub-program of a larger main ...