xsl_xsltprocessor_has_exslt_support Determine if PHP has EXSLT support Procedural style boolxsl_xsltprocessor_has_exslt_support Object oriented style (method) xsltprocessor bool hasExsltSupport &warn.experimental.func; xsl_xsltprocessor_has_exslt_support returns &true; if PHP was built with the EXSLT library , &false; otherwise.