abort()

The abort() function aborts the successful request path by changing the response code and contents. This is useful for setting a custom HTTP code or displaying the 404 page when a record is not found.

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To set the response code and display the theme 404 page, use the 404 code.

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Any other code will display the error page, with an optional message as the second argument.

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To set the HTTP code in the header without changing the response contents, pass false as the second argument.

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