ezhttp_hasvariable
Summary
Returns TRUE if the specified HTTP variable is set.Usage
ezhttp_hasvariable( variable [, method ] )
Parameters
Name | Type | Description | Required |
---|---|---|---|
variable | string | The name of the variable that should be checked. | Yes. |
method | string | Source of varialbe, default is HTTP POST. | No. |
Returns
TRUE if the specified HTTP variable is set, FALSE otherwise.Description
This operator makes it possible to check if an HTTP variable (GET, POST or session) specified using the "variable" parameter is set. The "method" parameter can be used to specify which type of variables the system should check (default is POST variables); the following options are available:
- post (POST variable)
- get (GET variable)
- session (session variable)
Examples
Example 1
{ezhttp_hasvariable( 'user_id', 'session' )}
Returns TRUE if the "user_id" session variable is set.
Balazs Halasy (18/03/2007 2:17 pm)
Julia Shymova (27/08/2007 2:18 pm)
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