Function CPLURLGetValue

port/cplstring.cpp:500–518

* Return the value matching a key from a key=value pair in a URL. * * @param pszURL the URL. * @param pszKey the key to find. * @return the value of empty string if not found. */

 * @return the value of empty string if not found.
 */
CPLString CPLURLGetValue(const char *pszURL, const char *pszKey)
{
    CPLString osKey(pszKey);
    osKey += "=";
    size_t nKeyPos = CPLString(pszURL).ifind(osKey);
    if (nKeyPos != std::string::npos && nKeyPos > 0 &&
        (pszURL[nKeyPos - 1] == '?' || pszURL[nKeyPos - 1] == '&'))
    {
        CPLString osValue(pszURL + nKeyPos + osKey.size());
        const char *pszValue = osValue.c_str();
        const char *pszSep = strchr(pszValue, '&');
        if (pszSep)
        {
            osValue.resize(pszSep - pszValue);
        }
        return osValue;
    }
    return "";
}

/************************************************************************/
/*                            CPLURLAddKVP()                            */