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											2008-01-29 16:04:26 -05:00
										 |  |  | USING: arrays bit-arrays help.markup help.syntax kernel | 
					
						
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											2008-07-02 16:57:38 -04:00
										 |  |  | combinators ;
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											2008-01-29 16:04:26 -05:00
										 |  |  | IN: bit-vectors | 
					
						
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							|  |  |  | ARTICLE: "bit-vectors" "Bit vectors" | 
					
						
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											2008-04-23 03:46:35 -04:00
										 |  |  | "A bit vector is a resizable mutable sequence of bits. Bit vector words are found in the " { $vocab-link "bit-vectors" } " vocabulary." | 
					
						
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											2008-01-29 16:04:26 -05:00
										 |  |  | $nl | 
					
						
							|  |  |  | "Bit vectors form a class:" | 
					
						
							|  |  |  | { $subsection bit-vector } | 
					
						
							|  |  |  | { $subsection bit-vector? } | 
					
						
							|  |  |  | "Creating bit vectors:" | 
					
						
							|  |  |  | { $subsection >bit-vector } | 
					
						
							|  |  |  | { $subsection <bit-vector> } | 
					
						
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											2008-04-19 23:56:28 -04:00
										 |  |  | "Literal syntax:" | 
					
						
							|  |  |  | { $subsection POSTPONE: ?V{ } | 
					
						
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										 |  |  | "If you don't care about initial capacity, a more elegant way to create a new bit vector is to write:" | 
					
						
							|  |  |  | { $code "?V{ } clone" } ;
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							|  |  |  | ABOUT: "bit-vectors" | 
					
						
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							|  |  |  | HELP: bit-vector | 
					
						
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											2008-04-23 03:46:35 -04:00
										 |  |  | { $description "The class of resizable bit vectors. See " { $link "bit-vectors" } " for information." } ;
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											2008-01-29 16:04:26 -05:00
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							|  |  |  | HELP: <bit-vector> | 
					
						
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											2008-01-30 02:10:58 -05:00
										 |  |  | { $values { "n" "a positive integer specifying initial capacity" } { "bit-vector" bit-vector } } | 
					
						
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										 |  |  | { $description "Creates a new bit vector that can hold " { $snippet "n" } " bits before resizing." } ;
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											2008-01-30 02:10:58 -05:00
										 |  |  | HELP: >bit-vector | 
					
						
							|  |  |  | { $values { "seq" "a sequence" } { "bit-vector" bit-vector } } | 
					
						
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											2008-01-29 16:04:26 -05:00
										 |  |  | { $description "Outputs a freshly-allocated bit vector with the same elements as a given sequence." } ;
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											2008-04-19 23:56:28 -04:00
										 |  |  | HELP: ?V{ | 
					
						
							|  |  |  | { $syntax "?V{ elements... }" } | 
					
						
							|  |  |  | { $values { "elements" "a list of booleans" } } | 
					
						
							|  |  |  | { $description "Marks the beginning of a literal bit vector. Literal bit vectors are terminated by " { $link POSTPONE: } } "." }  | 
					
						
							|  |  |  | { $examples { $code "?V{ t f t }" } } ;
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