<html><head><metahttp-equiv="X-UA-Compatible"content="IE=edge"/><linkrel="shortcut icon"href="../icons/favicon.ico"/><linkrel="stylesheet"type="text/css"href="../styles/branding.css"/><linkrel="stylesheet"type="text/css"href="../styles/branding-en-US.css"/><scripttype="text/javascript"src="../scripts/branding.js"></script><metahttp-equiv="Content-Type"content="text/html; charset=UTF-8"/><title>gmp_lib.mpz_set_str Method </title><metaname="Language"content="en-us"/><metaname="System.Keywords"content="mpz_set_str method"/><metaname="System.Keywords"content="gmp_lib.mpz_set_str method"/><metaname="Microsoft.Help.F1"content="Math.Gmp.Native.gmp_lib.mpz_set_str"/><metaname="Microsoft.Help.Id"content="M:Math.Gmp.Native.gmp_lib.mpz_set_str(Math.Gmp.Native.mpz_t,Math.Gmp.Native.char_ptr,System.Int32)"/><metaname="Description"content="Set the value of from , a null-terminated C string in base ."/><metaname="Microsoft.Help.ContentType"content="Reference"/><metaname="BrandingAware"content="true"/><metaname="container"content="Math.Gmp.Native"/><metaname="file"content="6a3819df-abc1-ceb1-a5c7-87a879977b8c"/><metaname="guid"content="6a3819df-abc1-ceb1-a5c7-87a879977b8c"/><linktype="text/css"rel="stylesheet"href="../styles/highlight.css"/><scripttype="text/javascript"src="../scripts/highlight.js"></script><linkrel="stylesheet"type="text/css"href="../styles/branding-Website.css"/><scripttype="text/javascript"src="../scripts/jquery-1.11.0.min.js"></script><scripttype="text/javascript"src="../scripts/branding-Website.js"></script><scripttype="text/javascript"src="../scripts/clipboard.min.js"></script></head><bodyonload="OnLoad('cs')"><inputtype="hidden"id="userDataCache"class="userDataStyle"/><divclass="pageHeader"id="PageHeader">GMP Native Interface for .NET<formid="SearchForm"method="get"action="#"onsubmit="javascript:TransferToSearchPage(); return false;"><inputid="SearchTextBox"type="text"maxlength="200"/><buttonid="SearchButton"type="submit"></button></form></div><divclass="pageBody"><divclass="leftNav"id="leftNav"><divid="tocNav"><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="846f5c8a-6cba-433e-9f18-cde2ff5695cd.htm"title="GMP Native Interface for .NET"tocid="roottoc">GMP Native Interface for .NET</a></div><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="d9c51b9f-0c54-770b-28ea-6eebd8fef368.htm"title="Math.Gmp.Native"tocid="d9c51b9f-0c54-770b-28ea-6eebd8fef368">Math.Gmp.Native</a></div><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="3af6b34c-3242-2b75-e7c7-ab79af8a4b0f.htm"title="gmp_lib Class"tocid="3af6b34c-3242-2b75-e7c7-ab79af8a4b0f">gmp_lib Class</a></div><divclass="toclevel1"data-toclevel="1"data-childrenloaded="true"><aclass="tocExpanded"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="0fa7cbf3-e8f4-6b14-d829-8aa663e77c74.htm"title="gmp_lib Methods"tocid="0fa7cbf3-e8f4-6b14-d829-8aa663e77c74">gmp_lib Methods</a></div><divclass="toclevel2"data-toclevel="2"><adata-tochassubtree="false"href="c9cb6a67-59b8-5c03-f31d-f252441c53f6.htm"title="_mpz_realloc Method "tocid="c9cb6a67-59b8-5c03-f31d-f252441c53f6">_mpz_realloc Method </a></div><divclass="toclevel2"data-toclevel="2"><adata-tochassubtree="false"href="2c68671c-cd5c-e2ec-52a2-65b0ca31c3d1.htm"title="allocate Method "tocid="2c68671c-cd5c-e2ec-52a2-65b0ca31c3d1">allocate Method </a></div><divclass="toclevel2"data-toclevel="2"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="92160da3-b1af-e005-cb05-e3fb4dd524d8.htm"title="free Method "tocid="92160da3-b1af-e005-cb05-e3fb4dd524d8">free Method </a></div><divclass="toclevel2"data-toclevel="2"><adata-tochassubtree="false"hr
Set the value of <spanclass="parameter">rop</span> from <spanclass="parameter">str</span>, a null-terminated C string in base <spanclass="parameter">base</span>.
</pre></div></div></div><scripttype="text/javascript">AddLanguageTabSet("ID0EDCA");</script><h4class="subHeading">Parameters</h4><dl><dt><spanclass="parameter">rop</span></dt><dd>Type:<ahref="8beda7fb-bbc4-b56f-fd1f-1459377ecb3b.htm">Math.Gmp.Native<spanid="LSTAD1E0A3D_1"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_t</a><br/>The destination integer.</dd><dt><spanclass="parameter">str</span></dt><dd>Type:<ahref="06249483-9daf-95f9-32c7-30195550bbcc.htm">Math.Gmp.Native<spanid="LSTAD1E0A3D_2"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_2?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>char_ptr</a><br/>The source integer.</dd><dt><spanclass="parameter">base</span></dt><dd>Type:<ahref="http://msdn2.microsoft.com/en-us/library/td2s409d"target="_blank">System<spanid="LSTAD1E0A3D_3"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_3?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Int32</a><br/>The base.</dd></dl><h4class="subHeading">Return Value</h4>Type:<ahref="http://msdn2.microsoft.com/en-us/library/td2s409d"target="_blank">Int32</a><br/>This function returns 0 if the entire string is a valid number in base <spanclass="parameter">base</span>. Otherwise it returns −1.</div><divclass="collapsibleAreaRegion"><spanclass="collapsibleRegionTitle"onclick="SectionExpandCollapse('ID2RB')"onkeypress="SectionExpandCollapse_CheckKey('ID2RB', event)"tabindex="0"><imgid="ID2RBToggle"class="collapseToggle"src="../icons/SectionExpanded.png"/>Remarks</span></div><divid="ID2RBSection"class="collapsibleSection"><p>
</p></div><divclass="collapsibleAreaRegion"><spanclass="collapsibleRegionTitle"onclick="SectionExpandCollapse('ID3RB')"onkeypress="SectionExpandCollapse_CheckKey('ID3RB', event)"tabindex="0"><imgid="ID3RBToggle"class="collapseToggle"src="../icons/SectionExpanded.png"/>Examples</span></div><divid="ID3RBSection"class="collapsibleSection"><divclass="codeSnippetContainer"><divclass="codeSnippetContainerTabs"><divid="ID0EDAABA_tab1"class="codeSnippetContainerTab"><ahref="#"onclick="javascript:ChangeTab('ID0EDAABA','cs','1','4');return false;">C#</a></div><divid="ID0EDAABA_tab2"class="codeSnippetContainerTab"><ahref="#"onclick="javascript:ChangeTab('ID0EDAABA','vb','2','4');return false;">VB</a></div><divid="ID0EDAABA_tab3"class="codeSnippetContainerTabPhantom"><ahref="#"onclick="javascript:ChangeTab('ID0EDAABA','cpp','3','4');return false;">C++</a></div><divid="ID0EDAABA_tab4"class="codeSnippetContainerTabPhantom"><ahref="#"onclick="javascript:ChangeTab('ID0EDAABA','fs','4','4');return false;">F#</a></div></div><divclass="codeSnippetContainerCodeContainer"><divclass="codeSnippetToolBar"><divclass="codeSnippetToolBarText"><aid="ID0EDAABA_copyCode"href="#"class="copyCodeSnippet"onclick="javascript:CopyToClipboard('ID0EDAABA');return false;"title="Copy">Copy</a></div></div><divid="ID0EDAABA_code_Div1"class="codeSnippetContainerCode"style="display: block"><prexml:space="preserve"><spanclass="highlight-comment">// Create and initialize a new integer x.</span>
mpz_t x = <spanclass="highlight-keyword">new</span> mpz_t();
gmp_lib.mpz_init(x);
<spanclass="highlight-comment">// Set the value of x.</span>
gmp_lib.free(s);</pre></div><divid="ID0EDAABA_code_Div2"class="codeSnippetContainerCode"style="display: none"><prexml:space="preserve"><spanclass="highlight-comment">' Create and initialize a new integer x.</span>
<spanclass="highlight-keyword">Dim</span> x <spanclass="highlight-keyword">As</span><spanclass="highlight-keyword">New</span> mpz_t()
gmp_lib.mpz_init(x)
<spanclass="highlight-comment">' Set the value of x.</span>
<spanclass="highlight-comment">' Release unmanaged memory allocated for x and string values.</span>
gmp_lib.mpz_clear(x)
gmp_lib.free(value)
gmp_lib.free(s)</pre></div><divid="ID0EDAABA_code_Div3"class="codeSnippetContainerCode"style="display: none"><p>No code example is currently available or this language may not be supported.</p></div><divid="ID0EDAABA_code_Div4"class="codeSnippetContainerCode"style="display: none"><p>No code example is currently available or this language may not be supported.</p></div></div></div><scripttype="text/javascript">AddLanguageTabSet("ID0EDAABA");</script></div><divclass="collapsibleAreaRegion"id="seeAlsoSection"><spanclass="collapsibleRegionTitle"onclick="SectionExpandCollapse('ID4RB')"onkeypress="SectionExpandCollapse_CheckKey('ID4RB', event)"tabindex="0"><imgid="ID4RBToggle"class="collapseToggle"src="../icons/SectionExpanded.png"/>See Also</span></div><divid="ID4RBSection"class="collapsibleSection"><h4class="subHeading">Reference</h4><divclass="seeAlsoStyle"><ahref="3af6b34c-3242-2b75-e7c7-ab79af8a4b0f.htm">gmp_lib Class</a></div><divclass="seeAlsoStyle"><ahref="d9c51b9f-0c54-770b-28ea-6eebd8fef368.htm">Math.Gmp.Native Namespace</a></div><divclass="seeAlsoStyle"><ahref="3a4e6141-0771-f9ac-2283-5e9348f86d4a.htm">gmp_lib<spanid="LSTAD1E0A3D_4"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_4?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_set(mpz_t, mpz_t)</a></div><divclass="seeAlsoStyle"><ahref="7daadb71-9f36-2848-86c4-ba1fba25fcfd.htm">gmp_lib<spanid="LSTAD1E0A3D_5"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_5?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_set_ui(mpz_t, UInt32)</a></div><divclass="seeAlsoStyle"><ahref="1ffac718-d814-0556-ea54-dbf1d676e0cc.htm">gmp_lib<spanid="LSTAD1E0A3D_6"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_6?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_set_si(mpz_t, Int32)</a></div><divclass="seeAlsoStyle"><ahref="8d6c39e2-22d8-d0ef-219c-dc594e73b2c5.htm">gmp_lib<spanid="LSTAD1E0A3D_7"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_7?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_set_d(mpz_t, Double)</a></div><divclass="seeAlsoStyle"><ahref="f6eeca07-edf7-6915-36e4-e8a7a62333d7.htm">gmp_lib<spanid="LSTAD1E0A3D_8"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_8?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_set_q(mpz_t, mpq_t)</a></div><divclass="seeAlsoStyle"><ahref="9005bf40-4373-e879-9f0a-448b174aad67.htm">gmp_lib<spanid="LSTAD1E0A3D_9"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_9?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_set_f(mpz_t, mpf_t)</a></div><divclass="seeAlsoStyle"><ahref="90eada10-67d0-8376-0010-d053e5043b96.htm">gmp_lib<spanid="LSTAD1E0A3D_10"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTAD1E0A3D_10?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpz_swap(mpz_t, mpz_t)</a></div><divclass="seeAlsoStyle"><ahref="3af6b34c-3242-2b75-e7c7-ab79af8a4b0f.htm"><ahref="https://gmplib.org/manual/Assigning-Integers.html#Assigning-Integers">GNU MP - Assigning Integers</a></a></div></div></div></div><divid="pageFooter"class="pageFooter"></div></body></html>