If <spanclass="parameter">op</span> is too big for the return type, the result is undefined.
</p><p>
See also <ahref="6c178e2d-a080-13b8-75b0-3fe232b46d75.htm">mpf_fits_slong_p(mpf_t)</a> and <ahref="d1b172bb-9c87-c255-a736-4b8ef1f6a5fe.htm">mpf_fits_ulong_p(mpf_t)</a>
(see <ahref="https://gmplib.org/manual/Miscellaneous-Float-Functions.html#Miscellaneous-Float-Functions">GNU MP - Miscellaneous Float Functions</a>).
</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">// Set default precision to 64 bits.</span>
<spanclass="highlight-comment">// Release unmanaged memory allocated for x.</span>
gmp_lib.mpf_clear(x);</pre></div><divid="ID0EDAABA_code_Div2"class="codeSnippetContainerCode"style="display: none"><prexml:space="preserve"><spanclass="highlight-comment">' Set default precision to 64 bits.</span>
<spanclass="highlight-comment">' Release unmanaged memory allocated for x.</span>
gmp_lib.mpf_clear(x)</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="648fa405-45d3-506a-f6be-72642e8a7f32.htm">gmp_lib<spanid="LSTFBDB4FC3_2"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_2?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpf_get_d(mpf_t)</a></div><divclass="seeAlsoStyle"><ahref="e1edc21e-74a0-b44c-216b-bad204b5a48a.htm">gmp_lib<spanid="LSTFBDB4FC3_3"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_3?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpf_get_d_2exp(ptr<spanid="LSTFBDB4FC3_4"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_4?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Int32<spanid="LSTFBDB4FC3_5"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_5?cs=>|vb=)|cpp=>|fs=>|nu=)");</script>, mpf_t)</a></div><divclass="seeAlsoStyle"><ahref="aa3fd0ea-a8b6-674b-59ff-b6d4785baed1.htm">gmp_lib<spanid="LSTFBDB4FC3_6"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_6?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpf_get_ui(mpf_t)</a></div><divclass="seeAlsoStyle"><ahref="bad56282-fbca-6e3b-03c8-085cff07eed8.htm">gmp_lib<spanid="LSTFBDB4FC3_7"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_7?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>mpf_get_str(char_ptr, ptr<spanid="LSTFBDB4FC3_8"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_8?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>mp_exp_t<spanid="LSTFBDB4FC3_9"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LSTFBDB4FC3_9?cs=>|vb=)|cpp=>|fs=>|nu=)");</script>, Int32, size_t, mpf_t)</a></div><divclass="seeAlsoStyle"><ahref="3af6b34c-3242-2b75-e7c7-ab79af8a4b0f.htm"><ahref="https://gmplib.org/manual/Converting-Floats.html#Converting-Floats">GNU MP - Converting Floats</a></a></div></div></div></div><divid="pageFooter"class="pageFooter"></div></body></html>