📄 symdelete.htm
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<html><head><!- Copyright (c) Go Ahead Software Inc., 1995-2000. All Rights Reserved. -><title>symDelete -- basic</title><link rel="stylesheet" href="../../../style/doc.css" type="text/css"></head><body> <table width="550"> <tr><td><table border=0 width=100% cellspacing=0 cellpadding=0 CLASS="apiTitle"><tr> <td class="titleLeft" align=left width="33%"><b> symDelete</b></td><td class="titleCenter" align=center width="33%"><b> basic</b></td><td class="titleRight" align=right width="33%"><B> EMF</B></td></tr></table><hr><h2>Synopsis</h2><p>Deletes a lookup-value pair from a symbol table.</p><h2>Prototype</h2><pre> #include "uemf.h" int <b>symDelete</b>(sym_fd_t sd, char_t* name);</pre><h2>Parameters</h2><table width=100% BORDER="0" CELLPADDING="0" CELLSPACING="0"> <tr> <td>sd</td><td>Handle to the table created from a previous call to <a href="symOpen.htm">symOpen</a>.</td></tr> <tr> <td>name</td><td>The string lookup key for the value to be deleted.</td></tr></table><h2>Description</h2><p> This module implements a highly efficient generic symbol table with update and access routines. Symbols are simple character strings and the values they take can be flexible types as defined by <a href="value_t.htm">value_t</a>. This module allows multiple symbol tables to be created. </p><p>Frees and deletes an existing symbol from the table.<a href=valueFree.htm> </a> is called for each symbol that is deleted.</p><h2>Return Value</h2><p> Returns 0 on success or -1 on error. </p><h2>Example</h2><pre>int symDelete(id, "lookup");</pre><h2>Stability Classification</h2><p>Evolving.</p><h2></h2><h2></h2><h2></h2><h2>See Also</h2><p><a href="symClose.htm">symClose</a>,<a href="symFirst.htm">symFirst</a>,<a href="symLookup.htm">symLookup</a>,<a href="symNext.htm">symNext</a>,<a href="symOpen.htm">symOpen</a></p></td></tr></table></body></html>⌨️ 快捷键说明
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