Swift
Example: Http.ExtractMetaRefreshUrl method

Demonstrates the ExtractMetaRefreshUrl method.
Chilkat Swift Downloads

Swift

func chilkatTest() {
    var success: Bool = false

    let http = CkoHttp()!

    // Sample HTML with a META refresh.

    // <!DOCTYPE html>
    // <html lang="en">
    // <head>
    //   <meta charset="utf-8" />
    //   <meta http-equiv="refresh" content="5; url=https://example.com" />
    //   <title>Meta Refresh Redirect</title>
    // </head>
    // <body>
    //   <p>Redirecting to example.com in 5 seconds�</p>
    // </body>
    // </html>

    let sb = CkoStringBuilder()!
    var bCrlf: Bool = true
    sb.appendLine(str: "<!DOCTYPE html>", crlf: bCrlf)
    sb.appendLine(str: "<html lang=\"en\">", crlf: bCrlf)
    sb.appendLine(str: "<head>", crlf: bCrlf)
    sb.appendLine(str: "  <meta charset=\"utf-8\" />", crlf: bCrlf)
    sb.appendLine(str: "  <meta http-equiv=\"refresh\" content=\"5; url=https://example.com\" />", crlf: bCrlf)
    sb.appendLine(str: "  <title>Meta Refresh Redirect</title>", crlf: bCrlf)
    sb.appendLine(str: "</head>", crlf: bCrlf)
    sb.appendLine(str: "<body>", crlf: bCrlf)
    sb.appendLine(str: "  <p>Redirecting to example.com in 5 seconds�</p>", crlf: bCrlf)
    sb.appendLine(str: "</body>", crlf: bCrlf)
    sb.appendLine(str: "</html>", crlf: bCrlf)

    var url: String? = http.extractMetaRefreshUrl(html: sb.getAsString())
    if http.lastMethodSuccess == false {
        print("The HTML has no META refresh tag.")
    }
    else {
        print("META refresh URL: \(url!)")
    }


}