CFLib.org – Common Function Library Project

Description:
Returns the search part from the supplied URL. If no search part is found, then returns an empty string. Works with any protocol that follows the "?searchpart" syntax, most notably HTTP.

Return Values:
Returns a string.

Example:

<cfoutput>
#GetSearchFromURL("http://somehost.com/dir1/dir2/filename.htm?q=perl+regular+expression")#<br>
#GetSearchFromURL("filename.htm?action=detail&ID=8191")#<br>
#GetSearchFromURL("?action=detail&ID=8191")#<br>
</cfoutput>

Parameters:

Full UDF Source:

/**
 * Returns the search part from a specified URL.
 * 
 * @param this_url      URL to parse. 
 * @return Returns a string. 
 * @author Shawn Seley (shawnse@aol.com) 
 * @version 1, February 21, 2002 
 */
function GetSearchFromURL(this_url) {
    var re_found_struct = "";
    
    this_url = trim(this_url);
    
    // the search part is simply everything after a "?" character
    re_found_struct = REFind("\?.*", this_url, 1, "True");
    
    if (re_found_struct.pos[1] GT 0) {
        return Mid(this_url, re_found_struct.pos[1]+1, re_found_struct.len[1]);
    } else return "";
}