摘要:
lisp 的变量 作用域是 lexical scoping 的我们看看下面的代码: CL-USER> (setf c 'global-c); in: SETF C; (SETF C 'GLOBAL-C); ==>; (SETQ C 'GLOBAL-C); ; caught WARNING:; undefined variable: C; ; compilation unit finished; Undefined variable:; C; caught 1 WARNING conditionGLOBAL-CCL-USER> (defvar *d* & 阅读全文
posted @ 2013-07-18 09:09
babyyellow
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