get_include_path — 获取当前的 include_path 配置选项
string get_include_path ( void )
set_include_path — 设置 include_path 配置选项
string set_include_path ( string $new_include_path )
首先set_include_path这个函数呢,是在脚本里动态地对PHP.ini中include_path进行修改的。
而这个include_path呢,它可以针对下面的include和require的路径范围进行限定,或者说是预定义一下。
就好像:
如果我们没有设置这个值,可能我们需要写一些完全的路径:
[php]
include("123/test1.php");
include("123/test2.php");
include("123/test3.php");
require("123/test4.php");
require("123/test5.php");
?>
include("123/test1.php");
include("123/test2.php");
include("123/test3.php");
require("123/test4.php");
require("123/test5.php");
?>
来引入很多外部文件,但是如果我们设置了set_include_path("123/"),我们就可以用下面这段代码代替。
[php]
set_include_path("123/");
include("test1.php");
include("test2.php");
include("test3.php");
require("test4.php");
require("test5.php");
?>
set_include_path("123/");
include("test1.php");
include("test2.php");
include("test3.php");
require("test4.php");
require("test5.php");
?> 那么这个函数它不仅可以定义一个文件夹,我们可以定义很多文件夹。如下所示,我要写一个初始化函数:
[php]
function initialize()
set_include_path(get_include_path().PATH_SEPARATOR . "core/");
set_include_path(get_include_path().PATH_SEPARATOR . "app/");
set_include_path(get_include_path().PATH_SEPARATOR . "admin/");
set_include_path(get_include_path().PATH_SEPARATOR . "lib/");
set_include_path(get_include_path().PATH_SEPARATOR . "include/");
set_include_path(get_include_path().PATH_SEPARATOR."data/");
set_include_path(get_include_path().PATH_SEPARATOR."cache/");
function initialize()
{
set_include_path(get_include_path().PATH_SEPARATOR . "core/");
set_include_path(get_include_path().PATH_SEPARATOR . "app/");
set_include_path(get_include_path().PATH_SEPARATOR . "admin/");
set_include_path(get_include_path().PATH_SEPARATOR . "lib/");
set_include_path(get_include_path().PATH_SEPARATOR . "include/");
set_include_path(get_include_path().PATH_SEPARATOR."data/");
set_include_path(get_include_path().PATH_SEPARATOR."cache/");
} 这样它的路径就成了:
.;C:\php5\pear;core/;app/;admin/;lib/;include/;data/;cache/
下面呢来一个实例.
[php]
$include_path=get_include_path(); //原基目录
$include_path.=PATH_SEPARATOR."include/" ;
$include_path.=PATH_SEPARATOR."classs/";
$include_path.=PATH_SEPARATOR."libs/";
//echo $include_path;
//设置include包含文件所在的所有目录
set_include_path($include_path);
function __autoload($className)
{
//echo '类 '.$className;
include strtolower($className).".class.php";
}
$Smarty = new Smarty;
?>
$include_path=get_include_path(); //原基目录
$include_path.=PATH_SEPARATOR."include/" ;
$include_path.=PATH_SEPARATOR."classs/";
$include_path.=PATH_SEPARATOR."libs/";
//echo $include_path;
//设置include包含文件所在的所有目录
set_include_path($include_path);
function __autoload($className)
{
//echo '类 '.$className;
include strtolower($className).".class.php";
}
$Smarty = new Smarty;
?>
当指定了多个目录为 include_path ,而所要求包含的文件在这几个目录都有相同名称的文件存在时,php选择使用设定 include_path 时排位居前的目录下的文件。
这样就可以 直接new拉!!

핫 AI 도구

Undresser.AI Undress
사실적인 누드 사진을 만들기 위한 AI 기반 앱

AI Clothes Remover
사진에서 옷을 제거하는 온라인 AI 도구입니다.

Undress AI Tool
무료로 이미지를 벗다

Clothoff.io
AI 옷 제거제

AI Hentai Generator
AI Hentai를 무료로 생성하십시오.

인기 기사

뜨거운 도구

WebStorm Mac 버전
유용한 JavaScript 개발 도구

SublimeText3 Linux 새 버전
SublimeText3 Linux 최신 버전

Atom Editor Mac 버전 다운로드
가장 인기 있는 오픈 소스 편집기

SublimeText3 영어 버전
권장 사항: Win 버전, 코드 프롬프트 지원!

Eclipse용 SAP NetWeaver 서버 어댑터
Eclipse를 SAP NetWeaver 애플리케이션 서버와 통합합니다.
