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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head> <meta name="generator" content= "HTML Tidy for Linux/x86 (vers 1 September 2005), see www.w3.org"> <title>C++ Bitsets</title> <link href="../cppreference.css" rel="stylesheet" type="text/css"></head><body><table> <tr> <td> <div class="body-content"> <div class="header-box"> <a href="../index.html">cppreference.com</a> > <a href= "index.html">C++ Bitsets</a> </div> <div class="name-format"> C++ Bitsets </div> <p>C++ Bitsets give the programmer a set of bits as a data structure. Bitsets can be manipulated by various binary operators such as logical AND, OR, and so on.</p> <p><a href="all.html">Display all entries</a> for C++ Bitsets on one page, or view entries individually:</p> <table class="category-table"> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "bitset_constructors.html">Bitset Constructors</a></td> <td class="category-table-td">create new bitsets</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "biset_operators.html">Bitset Operators</a></td> <td class="category-table-td">compare and assign bitsets</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="any.html">any</a></td> <td class="category-table-td">true if any bits are set</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="count.html">count</a></td> <td class="category-table-td">returns the number of set bits</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="flip.html">flip</a></td> <td class="category-table-td">reverses the bitset</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="none.html">none</a></td> <td class="category-table-td">true if no bits are set</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="reset.html">reset</a></td> <td class="category-table-td">sets bits to zero</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="set.html">set</a></td> <td class="category-table-td">sets bits</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="size.html">size</a></td> <td class="category-table-td">number of bits that the bitset can hold</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="test.html">test</a></td> <td class="category-table-td">returns the value of a given bit</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "to_string.html">to_string</a></td> <td class="category-table-td">string representation of the bitset</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "to_ulong.html">to_ulong</a></td> <td class="category-table-td">returns an integer representation of the bitset</td> </tr> </table> </div> </td> </tr> </table></body></html>⌨️ 快捷键说明
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