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Checking the HTTP Response Status CodeSimple HTTP GET request to download the HTML of a web page. Check the HTTP response status code (i.e. 200, 404, etc) to see if it downloaded successfully.
// Needs #include <CkHttp.h> CkString strOut; CkHttp http; bool success; // Any string unlocks the component for the 1st 30-days. success = http.UnlockComponent("Anything for 30-day trial"); if (success != true) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // Send the HTTP GET and return the content in a string. const char * html; html = http.quickGetStr("http://www.google.com/"); long status; status = http.get_LastStatus(); if (status == 200) { strOut.append("status = 200, OK!"); strOut.append("\r\n"); } else { strOut.append("HTTP Response status = "); strOut.appendInt(status); strOut.append("\r\n"); // Display the complete response header. strOut.append(http.lastResponseHeader()); strOut.append("\r\n"); } // Now try a URL where we know we'll get a 404 response: html = http.quickGetStr("http://www.chilkatsoft.com/NothingHere.html"); status = http.get_LastStatus(); if (status == 200) { strOut.append("status = 200, OK!"); strOut.append("\r\n"); } else { strOut.append("HTTP Response status = "); strOut.appendInt(status); strOut.append("\r\n"); // Display the complete response header. strOut.append(http.lastResponseHeader()); strOut.append("\r\n"); } SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); |
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