class xx:
#    .....
if __name__ == '__main__':
    testxx = xx()
    #测试代码....

class xx {
// ......
}
//确定当前被执行的文件就是自己,而不是被其他php文件包含
if (realpath($_SERVER['SCRIPT_FILENAME']) == __FILE__)
{
    $testxx = new xx;
    //测试代码....
}

if (php_sapi_name() == 'cli' && realpath($_SERVER['SCRIPT_FILENAME']) == __FILE__)

"php和python调试快捷键
au FileType php map <F5> :call DebugRun('php')<cr>
au FileType php imap <F5> <Esc>:call DebugRun('php')<cr>
au FileType python map <F5> :call DebugRun('python')<cr>
au FileType python imap <F5> <Esc>:call DebugRun('python')<cr>
function DebugRun(cmd)
    :w
    execute '!' . a:cmd . ' %'
endfunction

"将字典文件放到相应的目录就可以了,这里是~/.vim/as3_dict.txt
au FileType actionscript call AddAS3Dict()
function AddAS3Dict()
    set dictionary-=~/.vim/as3_dict.txt dictionary+=~/.vim/as3_dict.txt
    set complete-=k complete+=k
endfunction

var file = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
file.initWithPath("/tmp/refresh.firefox");
//浏览器开启时启动一个定时器
var timer = setInterval(function()
{
    //每隔0.1秒检测一下这个文件存在否 
    if ( file.exists() )
    {
        //如果存在，删除之
        file.remove(true);
        //获取当前标签的文档对象
        var doc = gBrowser.selectedBrowser.contentDocument;
        //是否是在调试的东东
        if ( /(xiaonei\.com|kaixin\.com)/.test( doc.location.href ) )
        {
            //如果是，调用dnsFluher，刷新host，如果没有安装此插件就算了
            dnsFluher.refreshdns();
            //刷新页面
            doc.location.reload();
        }
    }
},100 );

"更改host文件时刷新
autocmd BufWritePost,FileWritePost /etc/hosts execute '!echo '' > /tmp/refresh.firefox'
"更改调试文件时刷新
autocmd BufWritePost,FileWritePost */jspro/*.js execute '!echo '' > /tmp/refresh.firefox'

 
"上一个光标位置
command -nargs=0 GotoPreviousPos :call GotoPreviousPos()
 
function GotoPreviousPos()
    if exists( "b:blue_previous_pos" ) && len( b:blue_previous_pos ) > 1 && b:blue_current_pos >= 0
        let b:blue_current_pos = b:blue_current_pos - 1
        call setpos( "." , b:blue_previous_pos[ b:blue_current_pos ] )
    endif
endfunction
 
"下一个光标位置
 
command -nargs=0 GotoNextPos :call GotoNextPos()
 
function GotoNextPos()
    if exists( "b:blue_previous_pos" ) && len( b:blue_previous_pos ) > b:blue_current_pos + 1
        let b:blue_current_pos = b:blue_current_pos + 1
        call setpos( "." , b:blue_previous_pos[ b:blue_current_pos ] )
    endif
endfunction
 
"记录光标位置
 
function RecordPreviousPos()
 
    let s:pos =  getpos(".")
 
    if !exists( "b:blue_previous_pos" )
       let b:blue_previous_pos = []
       let b:blue_current_pos = 0
    endif
 
    if ( len( b:blue_previous_pos ) > 500 )
        unlet b:blue_previous_pos[0]
    endif
 
    if len( b:blue_previous_pos ) > 0 && b:blue_current_pos != len( b:blue_previous_pos ) - 1
        call remove( b:blue_previous_pos , -1 )
    endif
 
    call add( b:blue_previous_pos , s:pos )
    let b:blue_current_pos = len( b:blue_previous_pos ) - 1
 
endfunction
 
autocmd CursorMovedI * call RecordPreviousPos()
 
:imap <C-A-Left> <Esc>:GotoPreviousPos<CR>i
:imap <C-A-Right> <Esc>:GotoNextPos<CR>i
:map <C-A-Left> :GotoPreviousPos<CR>
:map <C-A-Right> :GotoNextPos<CR>

"使用这几个快捷命令的前提是win的环境变量的path包含了TortoiseSVN的bin目录
 
"diff
command -nargs=0 Svndiff :call Svndiff()
function Svndiff()
   silent execute '!TortoiseProc.exe /command:diff /path:' . expand('%:p')
endfunction
 
"commit
command -nargs=1 Svncommit :call Svncommit(<f-args>)
function Svncommit(msg)
   silent execute '!TortoiseProc.exe /command:commit /path:' . expand('%:p') . ' /logmsg:' . iconv(a:msg, &enc, "chinese")
endfunction
 
"update
command -nargs=0 Svnupdate :call Svnupdate()
function Svnupdate()
   silent execute '!TortoiseProc.exe /command:update /path:' . expand('%:p')
endfunction
 
command -nargs=0 Svnlog :call Svnlog()
function Svnlog()
   silent execute '!TortoiseProc.exe /command:log /path:' . expand('%:p')
endfunction

command -nargs=1 Get :call Get(<f-args>)
function Get(f)
   exe ':tabnew d:\xxxx\xxx\xxx\' . a:f
endfunction