Function xmlXPathPopString

ThirdParty/libxml2/vtklibxml2/xpath.c:2174–2189

* xmlXPathPopString: * @ctxt: an XPath parser context * * Pops a string from the stack, handling conversion if needed. * Check error with #xmlXPathCheckError. * * Returns the string */

 * Returns the string
 */
xmlChar *
xmlXPathPopString (xmlXPathParserContextPtr ctxt) {
    xmlXPathObjectPtr obj;
    xmlChar * ret;

    obj = valuePop(ctxt);
    if (obj == NULL) {
	xmlXPathSetError(ctxt, XPATH_INVALID_OPERAND);
	return(NULL);
    }
    ret = xmlXPathCastToString(obj);
    if (ret == NULL)
        xmlXPathPErrMemory(ctxt);
    xmlXPathReleaseObject(ctxt->context, obj);
    return(ret);
}

/**
 * xmlXPathPopNodeSet: