Web Reference: header () is used to send a raw HTTP header. See the » HTTP/1.1 specification for more information on HTTP headers. Remember that header () must be called before any actual output is sent, either by normal HTML tags, blank lines in a file, or from PHP. Jul 26, 1997 · The header () function sends a raw HTTP header to a client. It is important to notice that the header () function must be called before any actual output is sent! Jul 11, 2025 · The PHP header () function send a HTTP header to a client or browser in raw form. Before HTML, XML, JSON or other output has been sent to a browser or client, a raw data is sent with request (especially HTTP Request) made by the server as header information.
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Header Function In Php Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
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