PHP ʖ²ἯTH º󍋼/A Ղ 15. ҽӃµĽ⊍ ҽӃ׶ʲô $a = $b $bar = new fooclass(); $foo = find_var ($bar); function foo ($var) {$var++;} $a=5; foo ($a); º󍋼/A ưµ㼯A ҽӃµĽ⊍ ɏһ¼¶ ҽӃ²»ʇʲô