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example_expr_basic_8c-example.html
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<title>Sagui library: example_expr_basic.c</title>
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<p>Simple example using the mathematical expression evaluator.</p>
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<div class="line"><span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><span class="preprocessor">#include <stdlib.h></span></div>
<div class="line"><span class="preprocessor">#include <<a class="code" href="sagui_8h.html">sagui.h</a>></span></div>
<div class="line"> </div>
<div class="line"><span class="comment">/* NOTE: Error checking has been omitted to make it clear. */</span></div>
<div class="line"> </div>
<div class="line"><span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> *argv[]) {</div>
<div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *s;</div>
<div class="line"> <span class="keywordflow">if</span> (argc != 2) {</div>
<div class="line"> printf(<span class="stringliteral">"%s <EXPRESSION>\n"</span>, argv[0]);</div>
<div class="line"> <span class="keywordflow">return</span> EXIT_FAILURE;</div>
<div class="line"> }</div>
<div class="line"> s = argv[1];</div>
<div class="line"> printf(<span class="stringliteral">"Result: %f\n"</span>, <a id="a0" name="a0"></a><a class="code hl_function" href="group__sg__expr.html#ga73091f6a5d79448d2e9daa50bf952970">sg_expr_calc</a>(s, strlen(s)));</div>
<div class="line"> <span class="keywordflow">return</span> EXIT_SUCCESS;</div>
<div class="line">}</div>
<div class="ttc" id="agroup__sg__expr_html_ga73091f6a5d79448d2e9daa50bf952970"><div class="ttname"><a href="group__sg__expr.html#ga73091f6a5d79448d2e9daa50bf952970">sg_expr_calc</a></div><div class="ttdeci">double sg_expr_calc(const char *str, size_t len)</div></div>
<div class="ttc" id="asagui_8h_html"><div class="ttname"><a href="sagui_8h.html">sagui.h</a></div></div>
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