shm_remove_var
bool shm_remove_var(int shm_id, int variable_key)
shm_id | ID of a shared memory segment |
variable_key | Name of variable to remove |
Removes a variable from shared memory.
Returns:
TRUE on success; FALSE on failure
Description:
shm_remove_var() removes the variable named by variable_key from the shared memory segment identified by shm_id . FALSE is returned if variable_key is not present in the segment, or if shm_id is not a valid identifier as returned by shm_attach().
Version:
PHP 3 since 3.0.6, PHP 4
See also:
shm_attach() shm_detach() shm_get_var() shm_put_var() shm_remove()
Example:
Remove a variable from shared memory
if (!@shm_remove_var($shm_id, $varname)) { echo "Failed to remove variable '$varname'; reason: $php_errormsg\n"; ... |
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