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(lat? (cdr l))是什么意思?
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Fei Pan
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Mar 14, 2011, 11:35:25 AM
3/14/11
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通过引用新的参数,(lat? (cdr l)) 得出l的剩余部分是否由原子组成。
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Fei Pan
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Mar 15, 2011, 11:01:16 AM
3/15/11
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(lat? (cdr l))查明l的剩余部分是否只有原子组成,这是通过引用lat?函数来实现的,但是这次参数是(cdr l),也就是(eggs)
Fei Pan
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Mar 16, 2011, 9:18:06 AM
3/16/11
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(lat (cdr l))检查l的剩余部分是不是只由原子组成,通过把l替换成(cdr l)之后来对它调用lat?
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