摘要:
1defined和define区别2.dirname(__FILE__)3.set_include_path4.get_include_path5.realpath()6.require_path7.imploded8.PATH_SEPERATOR9.strpos10.单例模式11.isset() empty()12.魔法函数__get __set __toString()13.exit()14.__FILE__ __CLASS__15.is_array is_function16.in_array array_key_exists17.namespace __NAMESPACE__18.cl 阅读全文