第一步还是下载最新版本的PHP解释程序。 然后将压缩包解压到C:\PHP这个目录下.将“C:\php\dlls”目录下的所有文件复制到“c:\WinNT\System32(Winodws98系统为C:\Windows\System)” 目录下,有旧的文件存在就覆盖它。可能msvcrt.dll文件不能覆盖,可以忽略他。将C:\PHP\php.ini-dist这个文件改名为PHP.ini,复制到“C:\WinNT(Winodws98系统为C:\Windows)”目录下,并修改里面的内容,具体如下: 找到“extension_dir = ”改为“extension_dir=c:/php/extensions” 再稍微往下看,改成这个样子(一般默认是这样的): ;Windows Extensions ;Note that MySQL and ODBC support is now built in, so no dll is needed for it. ; extension=php_bz2.dll extension=php_ctype.dll extension=php_cpdf.dll extension=php_curl.dll extension=php_cybercash.dll extension=php_db.dll extension=php_dba.dll extension=php_dbase.dll extension=php_domxml.dll extension=php_dotnet.dll extension=php_exif.dll extension=php_fdf.dll extension=php_filepro.dll extension=php_gd.dll extension=php_gettext.dll ;extension=php_ifx.dll extension=php_iisfunc.dll extension=php_imap.dll extension=php_interbase.dll extension=php_java.dll extension=php_ldap.dll extension=php_mhash.dll ;extension=php_mssql65.dll extension=php_mssql70.dll ;extension=php_oci8.dll extension=php_openssl.dll ;extension=php_oracle.dll extension=php_pdf.dll extension=php_pgsql.dll extension=php_printer.dll extension=php_sablot.dll ;extension=php_snmp.dll ;extension=php_sybase_ct.dll extension=php_yaz.dll extension=php_zlib.dll