XMLLINT(1) xmllint Manual XMLLINT(1) (NAME) xmllint - XML (SYNOPSIS) xmllint [--version | --debug | --quiet | --shell | --xpath "XPath_expression" | --xpath0 "XPath_expression" | --copy | --recover | --huge | --nocompact | --nodefdtd | --nodict | --noenc | --noent | --nofixup-base-uris | --noout | --nonet | --path "PATH(S)" | --load-trace | --valid | --postvalid | --dtdvalid URL | --dtdvalidfpi FPI | --timing | --output FILE | --repeat | --insert | --strict-namespace | --compress | --html | --xmlout | --push | --memory | --max-ampl INTEGER | --maxmem NBBYTES | --nowarning | --noblanks | --nocdata | --format | --pretty INTEGER | --encode ENCODING | --dropdtd | --nsclean | --catalogs | --nocatalogs | --auto | --xinclude | --noxincludenode | --loaddtd | --dtdattr | --stream | --walker | --pattern PATTERNVALUE | --relaxng SCHEMA | --schema SCHEMA | --schematron SCHEMA | --c14n | --c14n11 | --exc-c14n | --pedantic | --sax | --sax1 | --oldxml10] {XML-FILE(S)... | -} (DESCRIPTION) xmllint XML XML-FILE ( - ) . . XML XML . xmllint libxml2 . (VALIDATION OPTIONS) . --dtdvalid URL DTD URL . --dtdvalidfpi FPI DTD (Formal Public Identifier FPI) . --relaxng SCHEMA RelaxNG SCHEMA . --schema SCHEMA W3C XML Schema SCHEMA . --schematron SCHEMA Schematron SCHEMA . --valid (DTD) . --dtdvalid DTD . xmllint (well-formed) . --strict-namespace . . (PARSER OPTIONS) . --dtdattr DTD . --loaddtd . --huge . --loaddtd DTD . --max-ampl INTEGER ( "billion laughs") . . . --noblanks << >>. . --nocatalogs . --nocdata CDATA . --nodefdtd (doctype) HTML ( HTML_PARSE_NODEFDTD). --noenc ( XML_PARSE_IGNORE_ENC). --noent . xmllint . DTD . --nofixup-base-uris URI xml:base XInclude ( XML_PARSE_NOBASEFIX). --nonet DTD . libxml2 2.15 . --nowarning / . --nsclean . --oldxml10 XML 1.0. --pedantic . --recover . . . --xinclude XInclude. (MISCELLANEOUS OPTIONS) . --catalogs () SGML SGML_CATALOG_FILES. XML . --dropdtd DTD . --html HTML. --path "PATH(S)" ( ) PATHS DTD . . --quiet stderr . --sax (callbacks) SAX . --noout DTD . --shell . ( << (SHELL COMMANDS)>> ). --stream API - --relaxng --valid . --version libxml2 . (OUTPUT OPTIONS) . --noout SAX stream . --compress gzip(1). --c14n, --c14n11, --exc-c14n (C14N) W3C XML stdout. (comments) . --encode ENCODING . XPath. --format . XMLLINT_INDENT . (" ") . DTD . --noout . xmllint . --output FILE xmllint . stdout XML . --pretty INTEGER 0 1 XML_SAVE_FORMAT ( --format) 2 XML_SAVE_WSNONSIG . --xmlout --html . HTML HTML XML . XHTML HTML . (DEBUG OPTIONS) libxml2 . . --auto . --copy . --debug . --insert . : . --load-trace stderr. --maxmem NNBYTES . NNBYTES . XML . --memory . --nocompact ( XML_PARSE_COMPACT). . --nodict ( XML_PARSE_NODICT). . --noxincludenode XInclude XInclude. --pattern PATTERNVALUE . () XPath . . --postvalid . --push push . --repeat (profiling). --sax1 SAX1 ( ). --timing xmllint . --walker walker API . . --xpath "XPath_expression" XPath . (nodeset) . "XPath set is empty" . (SHELL COMMANDS) xmllint --shell . ( ): base XML (xml:base) . bye . cat NODE . cd PATH ( ) . dir PATH ( ). du PATH . exit . help . load FILENAME . ls PATH . pwd . quit . save FILENAME . validate . write FILENAME . (ENVIRONMENT) SGML_CATALOG_FILES SGML . SGML_CATALOG_FILES . . XML_CATALOG_FILES XML . XML_CATALOG_FILES . () percent-encoding . . XML_DEBUG_CATALOG XML_DEBUG_CATALOG export . XMLLINT_INDENT XMLLINT_INDENT . " " . (DIAGNOSTICS) xmllint . 0 1 2 DTD 3 4 5 (schema) 6 7 ( --pattern ) 9 10 XPath 11 XPath (SEE ALSO) libxml2 : https://gitlab.gnome.org/GNOME/libxml2 (AUTHORS) John Fleck Ziying Sherwin Heiko Rupp (COPYRIGHT) (C) 2001, 2004 xmllint 09/04/2026 XMLLINT(1)