libstdc++-v3/docs/html/ext/pb_ds/basic_hash_table.html

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  16     <h1><tt>basic_hash_table</tt> Interface</h1>
  17
  18     <p>An abstract basic hash-based associative container.</p>
  19
  20     <p>Defined in: <a href=
  21     "../../../../include/ext/pb_ds/assoc_container.hpp"><tt>assoc_container.hpp</tt></a></p>
  22
  23     <h2><a name="link1" id="link1">Template Parameters</a></h2>
  24
  25     <table class="c1" width="100%" border="1" summary=
  26     "Template Parameters">
  27       <tr>
  28         <td width="20%" align="left"><b>Parameter</b></td>
  29
  30         <td width="50%" align="left"><b>Description</b></td>
  31
  32         <td width="30%" align="left"><b>Default Value</b></td>
  33       </tr>
  34
  35       <tr>
  36         <td>
  37           <pre>
  38 <a name="Key2501" id="Key2501"><b>typename</b> Key</a>
  39 </pre>
  40         </td>
  41
  42         <td>
  43           <p>Key type.</p>
  44         </td>
  45
  46         <td>-</td>
  47       </tr>
  48
  49       <tr>
  50         <td>
  51           <pre>
  52 <a name="Mapped318655" id="Mapped318655"><b>typename</b> Mapped</a>
  53 </pre>
  54         </td>
  55
  56         <td>
  57           <p>Mapped type.</p>
  58         </td>
  59
  60         <td>-</td>
  61       </tr>
  62
  63       <tr>
  64         <td>
  65           <pre>
  66 <a name="Hash_Fn1515835" id=
  67 "Hash_Fn1515835"><b>class</b> Hash_Fn</a>
  68 </pre>
  69         </td>
  70
  71         <td>
  72           <p>Hash functor.</p>
  73         </td>
  74
  75         <td>-</td>
  76       </tr>
  77
  78       <tr>
  79         <td>
  80           <pre>
  81 <a name="Eq_Fn60085" id="Eq_Fn60085"><b>class</b> Eq_Fn</a>
  82 </pre>
  83         </td>
  84
  85         <td>
  86           <p>Equivalence functor.</p>
  87         </td>
  88
  89         <td>-</td>
  90       </tr>
  91
  92       <tr>
  93         <td>
  94           <pre>
  95 <a name="Resize_Policy566860465" id=
  96 "Resize_Policy566860465"><b>class</b> Resize_Policy</a>
  97 </pre>
  98         </td>
  99
 100         <td>
 101           <p>Resize policy.</p>
 102         </td>
 103
 104         <td>-</td>
 105       </tr>
 106
 107       <tr>
 108         <td>
 109           <pre>
 110 <a name="Store_Hash218262104" id=
 111 "Store_Hash218262104"><b>bool</b> Store_Hash</a>
 112 </pre>
 113         </td>
 114
 115         <td>
 116           <p>Indicates whether the hash value will be stored along
 117           with each key.</p>
 118         </td>
 119
 120         <td>-</td>
 121       </tr>
 122
 123       <tr>
 124         <td>
 125           <pre>
 126 <a name="Tag278938" id="Tag278938"><b>class</b> Tag</a>
 127 </pre>
 128         </td>
 129
 130         <td>
 131           <p>Mapped-structure tag.</p>
 132         </td>
 133
 134         <td>-</td>
 135       </tr>
 136
 137       <tr>
 138         <td>
 139           <pre>
 140 <a name="Allocator35940069" id=
 141 "Allocator35940069"><b>class</b> Allocator</a>
 142 </pre>
 143         </td>
 144
 145         <td>
 146           <p>Allocator type.</p>
 147         </td>
 148
 149         <td>-</td>
 150       </tr>
 151     </table>
 152
 153     <h2><a name="link2" id="link2">Base Classes</a></h2>
 154
 155     <table class="c1" width="100%" border="1" summary="Bases">
 156       <tr>
 157         <td width="80%" align="left"><b>Class</b></td>
 158
 159         <td width="20%" align="left"><b>Derivation Type</b></td>
 160       </tr>
 161
 162       <tr>
 163         <td>
 164           <pre>
 165 <a href="#Resize_Policy566860465"><tt>Resize_Policy</tt></a>
 166 </pre>
 167         </td>
 168
 169         <td>
 170           <p>public</p>
 171         </td>
 172       </tr>
 173
 174       <tr>
 175         <td>
 176           <pre>
 177 <a href="container_base.html"><span class=
 178 "c2"><tt>container_base</tt></span></a>
 179 </pre>
 180         </td>
 181
 182         <td>
 183           <p>public</p>
 184         </td>
 185       </tr>
 186     </table>
 187
 188     <h2><a name="link3" id="link3">Public Types and
 189     Constants</a></h2>
 190
 191     <h3><a name="link4" id="link4">Policy Definitions</a></h3>
 192
 193     <table class="c1" width="100%" border="1" summary="Types">
 194       <tr>
 195         <td width="30%" align="left"><b>Type</b></td>
 196
 197         <td width="55%" align="left"><b>Definition</b></td>
 198
 199         <td width="15%" align="left"><b>Description</b></td>
 200       </tr>
 201
 202       <tr>
 203         <td>
 204           <pre>
 205 <a name="hash_fn2015995" id="hash_fn2015995">hash_fn</a>
 206 </pre>
 207         </td>
 208
 209         <td>
 210           <pre>
 211 <a href="#Hash_Fn1515835"><tt>Hash_Fn</tt></a>
 212 </pre>
 213         </td>
 214
 215         <td>
 216           <p>Hash functor type.</p>
 217         </td>
 218       </tr>
 219
 220       <tr>
 221         <td>
 222           <pre>
 223 <a name="eq_fn80245" id="eq_fn80245">eq_fn</a>
 224 </pre>
 225         </td>
 226
 227         <td>
 228           <pre>
 229 <a href="#Eq_Fn60085"><tt>Eq_Fn</tt></a>
 230 </pre>
 231         </td>
 232
 233         <td>
 234           <p>Equivalence functor type.</p>
 235         </td>
 236       </tr>
 237
 238       <tr>
 239         <td>
 240           <pre>
 241 <a name="resize_policy4084493169" id=
 242 "resize_policy4084493169">resize_policy</a>
 243 </pre>
 244         </td>
 245
 246         <td>
 247           <pre>
 248 <a href="#Resize_Policy566860465"><tt>Resize_Policy</tt></a>
 249 </pre>
 250         </td>
 251
 252         <td>
 253           <p>Resize policy type.</p>
 254         </td>
 255       </tr>
 256
 257       <tr>
 258         <td>
 259           <pre>
 260 <a name="store_hash280766104" id=
 261 "store_hash280766104">store_hash</a>
 262 </pre>
 263         </td>
 264
 265         <td>
 266           <pre>
 267 <a href="#Store_Hash218262104"><tt>Store_Hash</tt></a>
 268 </pre>
 269         </td>
 270
 271         <td>
 272           <p>Indicates whether a hash value is stored with each
 273           entry.</p>
 274         </td>
 275       </tr>
 276     </table>
 277
 278     <h2><a name="link5" id="link5">Public Methods</a></h2>
 279
 280     <h3><a name="link6" id="link6">Constructors, Destructor, and
 281     Related</a></h3>
 282
 283     <table class="c1" width="100%" border="1" summary="Methods">
 284       <tr>
 285         <td width="45%" align="left"><b>Method</b></td>
 286
 287         <td width="55%" align="left"><b>Description</b></td>
 288       </tr>
 289
 290       <tr>
 291         <td>
 292           <pre>
 293 <b>virtual</b>
 294   ~basic_hash_table
 295   ()
 296 </pre>
 297         </td>
 298
 299         <td>
 300           <p>Destructor.</p>
 301         </td>
 302       </tr>
 303     </table>
 304
 305     <h3><a name="link7" id="link7">Policy Access Methods</a></h3>
 306
 307     <table class="c1" width="100%" border="1" summary="Methods">
 308       <tr>
 309         <td width="45%" align="left"><b>Method</b></td>
 310
 311         <td width="55%" align="left"><b>Description</b></td>
 312       </tr>
 313
 314       <tr>
 315         <td>
 316           <pre>
 317 <a href="#hash_fn2015995"><tt>hash_fn</tt></a> &amp;
 318   get_hash_fn
 319   ()
 320 </pre>
 321         </td>
 322
 323         <td>
 324           <p>Access to the <a href=
 325           "#hash_fn2015995"><tt>hash_fn</tt></a> object.</p>
 326         </td>
 327       </tr>
 328
 329       <tr>
 330         <td>
 331           <pre>
 332 <b>const</b> <a href="#hash_fn2015995"><tt>hash_fn</tt></a> &amp;
 333   get_hash_fn
 334   () <b>const</b>
 335 </pre>
 336         </td>
 337
 338         <td>
 339           <p>Const access to the <a href=
 340           "#hash_fn2015995"><tt>hash_fn</tt></a> object.</p>
 341         </td>
 342       </tr>
 343
 344       <tr>
 345         <td>
 346           <pre>
 347 <a href="#eq_fn80245"><tt>eq_fn</tt></a> &amp;
 348   get_eq_fn
 349   ()
 350 </pre>
 351         </td>
 352
 353         <td>
 354           <p>Access to the <a href="#eq_fn80245"><tt>eq_fn</tt></a>
 355           object.</p>
 356         </td>
 357       </tr>
 358
 359       <tr>
 360         <td>
 361           <pre>
 362 <b>const</b> <a href="#eq_fn80245"><tt>eq_fn</tt></a> &amp;
 363   get_eq_fn
 364   () <b>const</b>
 365 </pre>
 366         </td>
 367
 368         <td>
 369           <p>Const access to the <a href=
 370           "#eq_fn80245"><tt>eq_fn</tt></a> object.</p>
 371         </td>
 372       </tr>
 373
 374       <tr>
 375         <td>
 376           <pre>
 377 <a href="#resize_policy4084493169"><tt>resize_policy</tt></a> &amp;
 378   get_resize_policy
 379   ()
 380 </pre>
 381         </td>
 382
 383         <td>
 384           <p>Access to the <a href=
 385           "#resize_policy4084493169"><tt>resize_policy</tt></a>
 386           object.</p>
 387         </td>
 388       </tr>
 389
 390       <tr>
 391         <td>
 392           <pre>
 393 <b>const</b> <a href=
 394 "#resize_policy4084493169"><tt>resize_policy</tt></a> &amp;
 395   get_resize_policy
 396   () <b>const</b>
 397 </pre>
 398         </td>
 399
 400         <td>
 401           <p>Const access to the <a href=
 402           "#resize_policy4084493169"><tt>resize_policy</tt></a>
 403           object.</p>
 404         </td>
 405       </tr>
 406     </table>
 407
 408     <h2><a name="link8" id="link8">Private Methods</a></h2>
 409
 410     <h3><a name="link9" id="link9">Resize Methods</a></h3>
 411
 412     <table class="c1" width="100%" border="1" summary="Methods">
 413       <tr>
 414         <td width="45%" align="left"><b>Method</b></td>
 415
 416         <td width="55%" align="left"><b>Description</b></td>
 417       </tr>
 418
 419       <tr>
 420         <td>
 421           <pre>
 422 <b>virtual</b> <b>void</b>
 423   do_resize
 424   (size_type new_size)
 425 </pre>
 426         </td>
 427
 428         <td>
 429           <p>Resizes the container object to <span class=
 430           "c1"><tt>new_size</tt></span>.</p>
 431         </td>
 432       </tr>
 433     </table>
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