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php应用路径变量问题总结_PHP教程

时间:2021-07-01 10:21:17 帮助过:13人阅读

本地服务器,域名http://d.com,根路径D:\phpnow\vhosts\d.com.yii,相对根目录拥有文件/x.php代码里requeir_once /a/a.php,而/a/a.php又requeir_once /a/b/b.php

/x.php


$_SERVER["HTTP_HOST"]:【d.com】//当前请求的 Host:即域名信信息

$_SERVER["PHP_SELF"]:【】//
$_SERVER["SCRIPT_NAME"]:【/x.php】//
$_SERVER["SCRIPT_FILENAME"]:【D:/phpnow/vhosts/d.com.yii/x.php】//
__FILE__ :【】//

$_SERVER["REQUEST_URI"]:【/x.php/x/y/z.html?a=b&c=d】//url请求中包括/和之后的所有内容。
$_SERVER["QUERY_STRING"]:【a=b&c=d】//url请求中?之后的内容。

$_SERVER["DOCUMENT_ROOT"]:【D:/phpnow/vhosts/d.com.yii】//文档根目录。在服务器配置文件中定义

basename($_SERVER["PHP_SELF"]):【】//
basename($_SERVER["SCRIPT_NAME"]):【x.php】//
basename($_SERVER["SCRIPT_FILENAME"]):【x.php】//
basename(__FILE__):【】//

dirname($_SERVER["PHP_SELF"]):【】//
dirname($_SERVER["SCRIPT_NAME"]):【\】//
dirname($_SERVER["SCRIPT_FILENAME"]):【D:/phpnow/vhosts/d.com.yii】//
dirname(__FILE__):【】//

require_once /a/a.php


$_SERVER["HTTP_HOST"]:【d.com】//当前请求的 Host:即域名信信息

$_SERVER["PHP_SELF"]:【】//
$_SERVER["SCRIPT_NAME"]:【/x.php】//
$_SERVER["SCRIPT_FILENAME"]:【D:/phpnow/vhosts/d.com.yii/x.php】//
__FILE__ :【】//

$_SERVER["REQUEST_URI"]:【/x.php/x/y/z.html?a=b&c=d】//url请求中包括/和之后的所有内容。
$_SERVER["QUERY_STRING"]:【a=b&c=d】//url请求中?之后的内容。

$_SERVER["DOCUMENT_ROOT"]:【D:/phpnow/vhosts/d.com.yii】//文档根目录。在服务器配置文件中定义

basename($_SERVER["PHP_SELF"]):【】//
basename($_SERVER["SCRIPT_NAME"]):【x.php】//
basename($_SERVER["SCRIPT_FILENAME"]):【x.php】//
basename(__FILE__):【】//

dirname($_SERVER["PHP_SELF"]):【】//
dirname($_SERVER["SCRIPT_NAME"]):【\】//
dirname($_SERVER["SCRIPT_FILENAME"]):【D:/phpnow/vhosts/d.com.yii】//
dirname(__FILE__):【】//

require_once /a/b/b.php


$_SERVER["HTTP_HOST"]:【d.com】//当前请求的 Host:即域名信信息

$_SERVER["PHP_SELF"]:【】//
$_SERVER["SCRIPT_NAME"]:【/x.php】//
$_SERVER["SCRIPT_FILENAME"]:【D:/phpnow/vhosts/d.com.yii/x.php】//
__FILE__ :【】//

$_SERVER["REQUEST_URI"]:【/x.php/x/y/z.html?a=b&c=d】//url请求中包括/和之后的所有内容。
$_SERVER["QUERY_STRING"]:【a=b&c=d】//url请求中?之后的内容。

$_SERVER["DOCUMENT_ROOT"]:【D:/phpnow/vhosts/d.com.yii】//文档根目录。在服务器配置文件中定义

basename($_SERVER["PHP_SELF"]):【】//
basename($_SERVER["SCRIPT_NAME"]):【x.php】//
basename($_SERVER["SCRIPT_FILENAME"]):【x.php】//
basename(__FILE__):【】//

dirname($_SERVER["PHP_SELF"]):【】//
dirname($_SERVER["SCRIPT_NAME"]):【\】//
dirname($_SERVER["SCRIPT_FILENAME"]):【D:/phpnow/vhosts/d.com.yii】//
dirname(__FILE__):【】//

/a/a.php


$_SERVER["HTTP_HOST"]:【d.com】//当前请求的 Host:即域名信信息

$_SERVER["PHP_SELF"]:【】//
$_SERVER["SCRIPT_NAME"]:【/a/a.php】//
$_SERVER["SCRIPT_FILENAME"]:【D:/phpnow/vhosts/d.com.yii/a/a.php】//
__FILE__ :【】//

$_SERVER["REQUEST_URI"]:【/a/a.php/x/y/z.html?a=b&c=d】//url请求中包括/和之后的所有内容。
$_SERVER["QUERY_STRING"]:【a=b&c=d】//url请求中?之后的内容。

$_SERVER["DOCUMENT_ROOT"]:【D:/phpnow/vhosts/d.com.yii】//文档根目录。在服务器配置文件中定义

basename($_SERVER["PHP_SELF"]):【】//
basename($_SERVER["SCRIPT_NAME"]):【a.php】//
basename($_SERVER["SCRIPT_FILENAME"]):【a.php】//
basename(__FILE__):【】//

dirname($_SERVER["PHP_SELF"]):【】//
dirname($_SERVER["SCRIPT_NAME"]):【/a】//
dirname($_SERVER["SCRIPT_FILENAME"]):【D:/phpnow/vhosts/d.com.yii/a】//
dirname(__FILE__):【】//

require_once /a/b/b.php


$_SERVER["HTTP_HOST"]:【d.com】//当前请求的 Host:即域名信信息

$_SERVER["PHP_SELF"]:【】//
$_SERVER["SCRIPT_NAME"]:【/a/a.php】//
$_SERVER["SCRIPT_FILENAME"]:【D:/phpnow/vhosts/d.com.yii/a/a.php】//
__FILE__ :【】//

$_SERVER["REQUEST_URI"]:【/a/a.php/x/y/z.html?a=b&c=d】//url请求中包括/和之后的所有内容。
$_SERVER["QUERY_STRING"]:【a=b&c=d】//url请求中?之后的内容。

$_SERVER["DOCUMENT_ROOT"]:【D:/phpnow/vhosts/d.com.yii】//文档根目录。在服务器配置文件中定义

basename($_SERVER["PHP_SELF"]):【】//
basename($_SERVER["SCRIPT_NAME"]):【a.php】//
basename($_SERVER["SCRIPT_FILENAME"]):【a.php】//
basename(__FILE__):【】//

dirname($_SERVER["PHP_SELF"]):【】//
dirname($_SERVER["SCRIPT_NAME"]):【/a】//
dirname($_SERVER["SCRIPT_FILENAME"]):【D:/phpnow/vhosts/d.com.yii/a】//
dirname(__FILE__):【】//

/x.php

 "
/x.php
" '$_SERVER["HTTP_HOST"]:【',['HTTP_HOST'],"】//当前请求的 Host:即域名信信息","
" '
' '$_SERVER["PHP_SELF"]:【',['PHP_SELF'],"】//请求执行文件的相对地址","
" '$_SERVER["SCRIPT_NAME"]:【',['SCRIPT_NAME'],"】//实际执行文件相对地址","
" '$_SERVER["SCRIPT_FILENAME"]:【',['SCRIPT_FILENAME'],"】//实际执行文件的绝对路径。","
" '__FILE__ :【', ,"】//实际执行代码的绝对路径。","
" '
' '$_SERVER["REQUEST_URI"]:【',['REQUEST_URI'],"】//url请求中包括/和之后的所有内容。","
" '$_SERVER["QUERY_STRING"]:【',['QUERY_STRING'],"】//url请求中?之后的内容。","
" '
' '$_SERVER["DOCUMENT_ROOT"]:【',['DOCUMENT_ROOT'],"】//文档根目录。在服务器配置文件中定义","
" "
" 'basename($_SERVER["PHP_SELF"]):【',(['PHP_SELF']),"】//请求执行文件的文件名","
" 'basename($_SERVER["SCRIPT_NAME"]):【',(['SCRIPT_NAME']),"】//实际执行文件文件名","
" 'basename($_SERVER["SCRIPT_FILENAME"]):【',(['SCRIPT_FILENAME']),"】//实际执行文件文件名","
" 'basename(__FILE__):【',(),"】//实际执行代码文件名","
""; "
" 'dirname($_SERVER["PHP_SELF"]):【',(['PHP_SELF']),"】//请求执行文件的所在目录","
" 'dirname($_SERVER["SCRIPT_NAME"]):【',(['SCRIPT_NAME']),"】//实际执行文件所在目录","
" 'dirname($_SERVER["SCRIPT_FILENAME"]):【',(['SCRIPT_FILENAME']),"】//实际执行文件所在目录","
" 'dirname(__FILE__):【',(),"】//实际执行代码所在目录","
""; "
" "require_once "("a/a.php");

/a/a.php

 "/a/a.php
" '$_SERVER["HTTP_HOST"]:【',['HTTP_HOST'],"】//当前请求的 Host:即域名信信息","
" '
' '$_SERVER["PHP_SELF"]:【',['PHP_SELF'],"】//请求执行文件的相对地址","
" '$_SERVER["SCRIPT_NAME"]:【',['SCRIPT_NAME'],"】//实际执行文件相对地址","
" '$_SERVER["SCRIPT_FILENAME"]:【',['SCRIPT_FILENAME'],"】//实际执行文件的绝对路径。","
" '__FILE__ :【', ,"】//实际执行代码的绝对路径。","
" '
' '$_SERVER["REQUEST_URI"]:【',['REQUEST_URI'],"】//url请求中包括/和之后的所有内容。","
" '$_SERVER["QUERY_STRING"]:【',['QUERY_STRING'],"】//url请求中?之后的内容。","
" '
' '$_SERVER["DOCUMENT_ROOT"]:【',['DOCUMENT_ROOT'],"】//文档根目录。在服务器配置文件中定义","
" "
" 'basename($_SERVER["PHP_SELF"]):【',(['PHP_SELF']),"】//请求执行文件的文件名","
" 'basename($_SERVER["SCRIPT_NAME"]):【',(['SCRIPT_NAME']),"】//实际执行文件文件名","
" 'basename($_SERVER["SCRIPT_FILENAME"]):【',(['SCRIPT_FILENAME']),"】//实际执行文件文件名","
" 'basename(__FILE__):【',(),"】//实际执行代码文件名","
""; "
" 'dirname($_SERVER["PHP_SELF"]):【',(['PHP_SELF']),"】//请求执行文件的所在目录","
" 'dirname($_SERVER["SCRIPT_NAME"]):【',(['SCRIPT_NAME']),"】//实际执行文件所在目录","
" 'dirname($_SERVER["SCRIPT_FILENAME"]):【',(['SCRIPT_FILENAME']),"】//实际执行文件所在目录","
" 'dirname(__FILE__):【',(),"】//实际执行代码所在目录","
""; "
" "require_once "("b/b.php");

/a/b/php

 "/a/b/b.php
" '$_SERVER["HTTP_HOST"]:【',['HTTP_HOST'],"】//当前请求的 Host:即域名信信息","
" '
' '$_SERVER["PHP_SELF"]:【',['PHP_SELF'],"】//请求执行文件的相对地址","
" '$_SERVER["SCRIPT_NAME"]:【',['SCRIPT_NAME'],"】//实际执行文件相对地址","
" '$_SERVER["SCRIPT_FILENAME"]:【',['SCRIPT_FILENAME'],"】//实际执行文件的绝对路径。","
" '__FILE__ :【', ,"】//实际执行代码的绝对路径。","
" '
' '$_SERVER["REQUEST_URI"]:【',['REQUEST_URI'],"】//url请求中包括/和之后的所有内容。","
" '$_SERVER["QUERY_STRING"]:【',['QUERY_STRING'],"】//url请求中?之后的内容。","
" '
' '$_SERVER["DOCUMENT_ROOT"]:【',['DOCUMENT_ROOT'],"】//文档根目录。在服务器配置文件中定义","
" "
" 'basename($_SERVER["PHP_SELF"]):【',(['PHP_SELF']),"】//请求执行文件的文件名","
" 'basename($_SERVER["SCRIPT_NAME"]):【',(['SCRIPT_NAME']),"】//实际执行文件文件名","
" 'basename($_SERVER["SCRIPT_FILENAME"]):【',(['SCRIPT_FILENAME']),"】//实际执行文件文件名","
" 'basename(__FILE__):【',(),"】//实际执行代码文件名","
""; "
" 'dirname($_SERVER["PHP_SELF"]):【',(['PHP_SELF']),"】//请求执行文件的所在目录","
" 'dirname($_SERVER["SCRIPT_NAME"]):【',(['SCRIPT_NAME']),"】//实际执行文件所在目录","
" 'dirname($_SERVER["SCRIPT_FILENAME"]):【',(['SCRIPT_FILENAME']),"】//实际执行文件所在目录","
" 'dirname(__FILE__):【',(),"】//实际执行代码所在目录","
""; "
";

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/440233.htmlTechArticle本地服务器,域名http://d.com,根路径 D:\phpnow\vhosts\d.com.yii,相对根目录拥有文件/x.php代码里requeir_once /a/a.php,而/a/a.php又requeir_once/a/b/b.php...

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