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common lisp 的函数 ARRAY-IN-BOUNDS-P
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语法 | |
array-in-bounds-p array &rest subscripts => generalized-boolean | |
参数和值 | |
array --- 一个 array | |
subscripts --- 一个 整数列表, 这个列表的长度和array 的rank 一样 | |
generalized-boolean --- 一个 generalized-boolean | |
描述 | |
如果 subscripts 在 array 的范围内, 返回 true, 否则返回 false | |
代码 | |
* (setq a (make-array '(7 11) :element-type 'string-char)) | |
#2A((0 0 0 0 0 0 0 0 0 0 0) | |
(0 0 0 0 0 0 0 0 0 0 0) | |
(0 0 0 0 0 0 0 0 0 0 0) | |
(0 0 0 0 0 0 0 0 0 0 0) | |
(0 0 0 0 0 0 0 0 0 0 0) | |
(0 0 0 0 0 0 0 0 0 0 0) | |
(0 0 0 0 0 0 0 0 0 0 0)) | |
* (array-in-bounds-p a 0 0) | |
T | |
* (array-in-bounds-p a 6 10) | |
T | |
* (array-in-bounds-p a 7 0) | |
NIL |
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