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A variable is used to store information. Lifetime of VariablesA variable declared outside a procedure can be accessed and changed by any script in the ASP file. A variable declared inside a procedure is created and destroyed every time the procedure is executed. No scripts outside the procedure can access or change the variable. To declare variables accessible to more than one ASP file, declare them as session variables or application variables. Session VariablesSession variables are used to store information about ONE single user, and are available to all pages in one application. Typically information stored in session variables are name, id, and preferences. Application VariablesApplication variables are also available to all pages in one application. Application variables are used to store information about ALL users in one specific application. |
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