<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <!-- Created by GNU Texinfo 6.7, http://www.gnu.org/software/texinfo/ --> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>The data-lens․lenses package (The data-lens/beta/transducers Reference Manual)</title> <meta name="description" content="The data-lens/beta/transducers Reference Manual."> <meta name="keywords" content="The data-lens․lenses package (The data-lens/beta/transducers Reference Manual)"> <meta name="resource-type" content="document"> <meta name="distribution" content="global"> <meta name="Generator" content="texi2any"> <link href="index.html" rel="start" title="Top"> <link href="Indexes.html" rel="index" title="Indexes"> <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> <link href="Packages.html" rel="up" title="Packages"> <link href="The-data_002dlens_002etransducers_002einternals-package.html" rel="next" title="The data-lens․transducers․internals package"> <link href="The-data_002dlens_002epackage-package.html" rel="prev" title="The data-lens․package package"> <style type="text/css"> <!-- a.summary-letter {text-decoration: none} blockquote.indentedblock {margin-right: 0em} div.display {margin-left: 3.2em} div.example {margin-left: 3.2em} div.lisp {margin-left: 3.2em} kbd {font-style: oblique} pre.display {font-family: inherit} pre.format {font-family: inherit} pre.menu-comment {font-family: serif} pre.menu-preformatted {font-family: serif} span.nolinebreak {white-space: nowrap} span.roman {font-family: initial; font-weight: normal} span.sansserif {font-family: sans-serif; font-weight: normal} ul.no-bullet {list-style: none} --> </style> </head> <body lang="en"> <span id="The-data_002dlens_2024lenses-package"></span><div class="header"> <p> Next: <a href="The-data_002dlens_002etransducers_002einternals-package.html" accesskey="n" rel="next">The data-lens․transducers․internals package</a>, Previous: <a href="The-data_002dlens_002epackage-package.html" accesskey="p" rel="prev">The data-lens․package package</a>, Up: <a href="Packages.html" accesskey="u" rel="up">Packages</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Indexes.html" title="Index" rel="index">Index</a>]</p> </div> <hr> <span id="data_002dlens_002elenses"></span><h3 class="section">3.4 <tt>data-lens.lenses</tt></h3> <span id="go-to-the-DATA_002dLENS_2024LENSES-package"></span><span id="index-data_002dlens_002elenses"></span> <span id="index-Package_002c-data_002dlens_002elenses"></span> <dl compact="compact"> <dt><strong>Source</strong></dt> <dd><p><a href="The-data_002dlens_002fbeta_002ftransducers_002fpackage_002elisp-file.html#go-to-the-data_002dlens_002fbeta_002ftransducers_002fpackage_2024lisp-file"><tt>package.lisp</tt></a> (file) </p></dd> <dt><strong>Use List</strong></dt> <dd><p><tt>common-lisp</tt> </p></dd> <dt><strong>Exported Definitions</strong></dt> <dd><ul> <li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236MAKE_002dALIST_002dLENS-function"><tt>make-alist-lens</tt></a> (function) </li><li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236MAKE_002dHASH_002dTABLE_002dLENS-function"><tt>make-hash-table-lens</tt></a> (function) </li><li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236MAKE_002dLIST_002dLENS-function"><tt>make-list-lens</tt></a> (function) </li><li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236MAKE_002dPLIST_002dLENS-function"><tt>make-plist-lens</tt></a> (function) </li><li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236OVER-function"><tt>over</tt></a> (function) </li><li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236SET-function"><tt>set</tt></a> (function) </li><li> <a href="Exported-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236VIEW-function"><tt>view</tt></a> (function) </li></ul> </dd> <dt><strong>Internal Definitions</strong></dt> <dd><ul> <li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236CLONE-generic-function"><tt>clone</tt></a> (generic function) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236CLONE-COMMON_002dLISP_2236_2236T-AROUND-method"><tt>clone</tt></a> (method) </li><li> <a href="Internal-classes.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236CONSTANT_002d-class"><tt>constant-</tt></a> (class) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236FMAP-generic-function"><tt>fmap</tt></a> (generic function) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236FMAP-COMMON_002dLISP_2236_2236T-DATA_002dLENS_2024LENSES_2236_2236IDENTITY_002d-method"><tt>fmap</tt></a> (method) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236FMAP-COMMON_002dLISP_2236_2236T-DATA_002dLENS_2024LENSES_2236_2236CONSTANT_002d-method"><tt>fmap</tt></a> (method) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236FMAP-COMMON_002dLISP_2236_2236T-COMMON_002dLISP_2236_2236LIST-method"><tt>fmap</tt></a> (method) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236FMAP-COMMON_002dLISP_2236_2236T-COMMON_002dLISP_2236_2236VECTOR-method"><tt>fmap</tt></a> (method) </li><li> <a href="Internal-classes.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236IDENTITY_002d-class"><tt>identity-</tt></a> (class) </li><li> <a href="Internal-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236MAKE_002dALIST_002dHISTORY_002dLENS-function"><tt>make-alist-history-lens</tt></a> (function) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236UNCONSTANT-generic-function"><tt>unconstant</tt></a> (generic function) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236UNCONSTANT-DATA_002dLENS_2024LENSES_2236_2236CONSTANT_002d-method"><tt>unconstant</tt></a> (method) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236UNIDENTITY-generic-function"><tt>unidentity</tt></a> (generic function) </li><li> <a href="Internal-generic-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236UNIDENTITY-DATA_002dLENS_2024LENSES_2236_2236IDENTITY_002d-method"><tt>unidentity</tt></a> (method) </li><li> <a href="Internal-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236WRAP_002dCONSTANT-function"><tt>wrap-constant</tt></a> (function) </li><li> <a href="Internal-functions.html#go-to-the-DATA_002dLENS_2024LENSES_2236_2236WRAP_002dIDENTITY-function"><tt>wrap-identity</tt></a> (function) </li></ul> </dd> </dl> </body> </html>