CFLib.org – Common Function Library Project

Description:
Use this UDF to safely split out or manipulate one portion of a URL.

Return Values:
Returns a struct.

Example:

<cfset ref = splitUrl("http://www.mysite.com/index.cfm?var=val##anchor")>
<cfdump var="#ref#">

Parameters:

Full UDF Source:

/**
 * Splits a URL into it's URL, QueryString, and Anchor parts.
 * 
 * @param inUrl      URL to parse. (Required)
 * @return Returns a struct. 
 * @author Samuel Neff (sam@serndesign.com) 
 * @version 1, January 12, 2004 
 */
function splitUrl(inUrl) {
    var s = inUrl;
    var refUrl = "";
    var refQS = "";
    var refAnchor = "";
    var st = structNew();
    var i = find("?", s);
    
    if (i) {
        refUrl = left(s, i-1);
        refQS = mid(s, i+1, 99999);
        i = find("##", refQS);
        if (i) {
            refAnchor = mid(refQS, i+1, 99999);
            refQS = left(refQS, i-1);
        } else {
        refAnchor = "";
        }
    } else {    
        i = find("##", s);
        if (i) {
            refUrl = left(s, i-1);
            refAnchor = mid(s, i+1, 99999);
        } else {
            refUrl = s;
        }
    }
    
    st.url = refUrl;
    st.queryString = refQS;
    st.anchor = refAnchor;
    
    return st;
}