PHP header_register_callback() Function
Definition and Usage
The header_register_callback() function calls a header function (will be executed after PHP has prepared all headers to be sent, and before any other output is sent).
Syntax
header_register_callback(callback)
Parameter Values
| Parameter | Description |
|---|---|
| callback | Required. Specifies a callback function |
Technical Details
| Return Value: | TRUE on success. FALSE on failure |
|---|---|
| PHP Version: | 5.4+ |
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