anaphora:Emacs Lisp的照应性表达式，提供隐式临时变量

概述 Emacs Lisp的照应性表达式，提供隐式临时变量。 快速开始 ( require 'anaphora ) (awhen (big-long-calculation) (foo it) ; `it` is provided as (bar it)) ; a temporary variable ; ; anonymous function to compute factorial using `self` (alambda (x) ( if ( = x 0 ) 1 ( * x (self ( 1- x))))) ; ; to fontify `it' and `self' ( with-eval-after-load " lisp-mode " (anaphora-install-font-lock-keywords)) 回指 照应性表达式会隐式创建一