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Source View: rest_allowed_cors_headers

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Line Code
320            * The allowed headers are passed to the browser to specify which
321            * headers can be passed to the REST API. By default, we allow the
322            * Content-* headers needed to upload files to the media endpoints.
323            * As well as the Authorization and Nonce headers for allowing authentication.
324            *
325            * @since 5.5.0
326            *
327            * @param string[] $allow_headers The list of request headers to allow.
328            */
329           $allow_headers = apply_filters( 'rest_allowed_cors_headers', $allow_headers );
330
331           $this->send_header( 'Access-Control-Allow-Headers', implode( ', ', $allow_headers ) );
332
333           /**
334            * Filters whether to send nocache headers on a REST API request.
335            *
336            * @since 4.4.0
337            *
338            * @param bool $rest_send_nocache_headers Whether to send no-cache headers.