September 2001
Intermediate to advanced
768 pages
32h 45m
English
Content preview from PHP Functions Essential Reference
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session_unset
void session_unset(void)
Unsets all variables.
Returns:
void
Description:
Unsets all variables associated with a session. This is not the same as session_destroy() as it still maintains the session state.
Version:
Existing since version 4.0
Example:
Unregister all session variables
session_start();
session_register(array("counter","user"));
session_unset();
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