How to make global variable in Microsoft Access 2016, special in Form? Can any one answer me?

VBA Global variables are very helpful in some cases, Here is how you can use themPublic GBL_var1 As String Public GBL_var2 As StringOption Explicit Public Sub Init_Globals()' Access global variable initialization     GBL_var1 = Environ("init_from_any_environ_call_name")     GBL_var2 = " " End Subing something here End Sub