[文本处理] 批处理去除文本的重复行并保留空行

ly88888

网上的去重太多了，但是都把空行没了，现在需要保留空行！

yhcfsr

保留空行不难，但你要把要实现的要求写具体点。

ly88888

名言30句
名言30句
真理惟一可靠的标
准就是永远自相符合

歌词30句
歌词30句
土地是以它的肥沃和收获而被估价的
；才能也是土地，不过它生产的不是粮食，
而是真理。如果只能滋生瞑想和幻想的话，



诗词60句
诗词60句
时间是一切财富中
最宝贵的财富

——————————————————————————

处理后的结果

——————————————————————————

名言30句
真理惟一可靠的标
准就是永远自相符合

歌词30句
土地是以它的肥沃和收获而被估价的
；才能也是土地，不过它生产的不是粮食，
而是真理。如果只能滋生瞑想和幻想的话，




诗词60句
时间是一切财富中
最宝贵的财富

——————————————————————————

而不是

——————————————————————————


名言30句
真理惟一可靠的标
准就是永远自相符合
歌词30句
土地是以它的肥沃和收获而被估价的
；才能也是土地，不过它生产的不是粮食，
而是真理。如果只能滋生瞑想和幻想的话，
诗词60句
时间是一切财富中
最宝贵的财富
————————————

yhcfsr

回复 3# ly88888


    你是想删除相邻两行重复的一行吧？如果不相邻的行有重复行，需要删除吗？

ly88888

回复 4# yhcfsr


    不相邻行不存在重复 当然有重复的话也一起去掉

yhcfsr

回复 5# ly88888

@echo off&setlocal enableDelayedExpansion
set "ScDir=d:\temp"		rem 设置源目录
set "OtFil=d:\temp.txt" rem 设置输出文件

for /f "delims=" %%a in ('findstr /n ".*" "%ScDir%\test.txt"') do (
	for /f "tokens=1,2* delims=:" %%b in ("%%a") do (
	set "str=%%c"
	if "!str!" neq "" (if not defined [!str!] (
	set [!str!]=!str!
	call echo %%[!str!]%%
	)
	) else (echo.)
	))>>%OtFil%

pause
复制代码

上面代码的缺陷是不能处理！&#<>等特殊英文字符
想要处理特殊字符，用powershell脚本或VBS做吧

ly88888

回复 6# yhcfsr


    不能处理这些的文件名的文件还是文件了的这些内容？

pcl_test

win7及以上系统，保存为bat文件运行

<# :
@echo off
rem writen by pcl_test
rem bat/ps1通用
rem 测试前先备份源文件或文件夹
type "%~f0"|powershell -noprofile -sta "-"
>nul ping /n 6 0&exit
#>

$global:files=@();
$ListFile={
    $global:files=@();
    $button2.Enabled = $false;
    $button2.Text = '获取文件中';
    if($radioButton1.Checked){
        $global:files=FileDialog;
    }else{
        $global:files=FolderDialog;
    }
    $textBox2.Text=$files.Count;
    if($files.Count){
        $textBox3.Text=$files -join "`r`n";
        $textBox3.Enabled = $true;
    }else{
        $textBox3.Text='测试前先备份源文件或文件夹';
        $textBox3.Enabled = $false;
    }
    $button2.Text = '选择文件或文件夹';
    $button2.Enabled = $true;
}

$EditFile={
    switch($comboBox1.Text)
    {
        'UTF-8'{$outenc=[Text.Encoding]::UTF8;}
        'Unicode(LittleEndian)'{$outenc=[Text.Encoding]::Unicode;}
        'Unicode(BigEndian)'{$outenc=[Text.Encoding]::BigEndianUnicode;}
        Default{$outenc=[Text.Encoding]::Default;}
    }
    if($files.Count){
        $button1.Enabled = $false;
        $button2.Enabled = $false;
        $button1.Text = '处理中';
        for($i=0;$i -lt $files.Count;$i++)
        {
            $tmp=ClearExtra $files[$i];
            OutFile $files[$i] $tmp $outenc;
            if([int]$textBox2.Text -gt 0){$textBox2.Text=[int]$textBox2.Text-1;}
            [System.Windows.Forms.Application]::DoEvents();
            write-host $files[$i];
        }
        $button1.Text = '执行';
        $button1.Enabled = $true;
        $button2.Enabled = $true;
        [void][System.Windows.Forms.MessageBox]::Show('Done','提示');
    }
}


function CheckExt
{
    $ext=@();
    if(($textBox1.Text.Trim() -eq '') -or ($textBox1.Text.Trim() -notmatch '^\*\.[a-z\d]+(;\*\.[a-z\d]+)*$')){
        [void][System.Windows.Forms.MessageBox]::Show('指定扩展名不能为空或非法');
    }else{
        $ext=($textBox1.Text -replace '\s*','').split(';',[StringSplitOptions]::RemoveEmptyEntries);
    }
    return ,$ext;
}

function FolderDialog
{
    $filelist=@();
    $ext=CheckExt;
    if($ext.Count){
        $fbd = New-Object System.Windows.Forms.FolderBrowserDialog;
        $fbd.RootFolder = 'MyComputer';
        $fbd.ShowNewFolderButton = $false;
        $Show = $fbd.ShowDialog();
        If ($Show -eq 'OK'){
            $fd=$fbd.SelectedPath;
            dir $fd -r|?{($_ -is [System.IO.FileInfo]) -and ($ext -contains ('*'+$_.Extension))}|%{
                $filelist+=(,$_.FullName);
            }
        }
    }
    return ,$filelist;
}

function FileDialog
{
    $filelist=@();
    $ext=CheckExt;
    if($ext.Count){
        $ofd = New-Object Windows.Forms.OpenFileDialog;
        $ofd.InitialDirectory = pwd;
        $ofd.Filter = '文本文件('+($ext -join ',')+')|'+$textBox1.Text;
        $ofd.ShowHelp = $true;
        $ofd.Multiselect = $true;
        $Show=$ofd.ShowDialog();
        if ($Show -eq 'OK'){
            if ($ofd.Multiselect){$filelist=$ofd.FileNames;}else{$filelist=$ofd.FileName;}
        }
    }
    return ,$filelist;
}

function ClearExtra($f)
{
    $dict=New-Object 'System.Collections.Generic.Dictionary[[string],[int]]';
    $texttmp='';
    $text=gc -LiteralPath $f;
    if($radioButton3.Checked)
    {
        for($j=0;$j -lt $text.Count;$j++)
        {
            if($radioButton8.Checked)
            {
                $line=$text[$j].Trim().ToLower();
            }else{
                $line=$text[$j].Trim();
            }
            if($line -ne '')
            {
                if(-not $dict.ContainsKey($line)){
                    $texttmp+=$text[$j]+"`r`n";
                    $dict.Add($line, 1);
                }
            }else{
                if($radioButton5.Checked){$texttmp+=$text[$j]+"`r`n";}
            }
        }
    }else{
        for($j=0;$j -lt $text.Count;$j++)
        {
            if($radioButton8.Checked)
            {
                $line=$text[$j].Trim().ToLower();
            }else{
                $line=$text[$j].Trim();
            }
            if($line -ne '')
            {
                if(-not $dict.ContainsKey($line)){
                    $dict.Add($line, 1);
                }else{
                    $dict[$line]++;
                }
            }
        }
        for($j=0;$j -lt $text.Count;$j++)
        {
            if($radioButton8.Checked)
            {
                $line=$text[$j].Trim().ToLower();
            }else{
                $line=$text[$j].Trim();
            }
            if($line -ne '')
            {
                if($dict[$line] -eq 1){$texttmp+=$text[$j]+"`r`n";}
            }else{
                if($radioButton5.Checked){$texttmp+=$text[$j]+"`r`n";}
            }
        }
    }
    $dict=$null;
    return $texttmp;
}

function OutFile($f, $txt, $enc)
{
    if($radioButton9.Checked)
    {
        $t=[int64]([DateTime]::UtcNow-(get-date '1970/1/1 0:0:0')).TotalMilliseconds;
        $fpath=Split-Path $f;
        $fname=Split-Path $f -Leaf;
        $newname='$backup'+$t.ToString()+'_'+$fname;
        cp $f ($fpath+'\'+$newname);
    }
    [IO.File]::WriteAllText($f, $txt, $enc);
}
Add-Type -Assembly 'System.Windows.Forms';
$Form = New-Object System.Windows.Forms.Form;
$Form.Text = '文本去除重复行';
$Form.TopMost = $true;
$Form.FormBorderStyle = 'FixedSingle';
$Form.MaximizeBox = $false;
$Form.Size = New-Object System.Drawing.Size(658,320);

$radioButton1 = New-Object System.Windows.Forms.RadioButton;
$radioButton1.AutoSize = $true;
$radioButton1.AutoSize = $true;
$radioButton1.Checked = $true;
$radioButton1.Location = New-Object System.Drawing.Point(10, 22);
$radioButton1.Name = 'radioButton1';
$radioButton1.Size = New-Object System.Drawing.Size(95, 16);
$radioButton1.Text = '指定的文本文件';
$radioButton1.Add_Click({$textBox3.Text='测试前先备份源文件或文件夹'});

$radioButton2 = New-Object System.Windows.Forms.RadioButton;
$radioButton2.AutoSize = $true;
$radioButton2.AutoSize = $true;
$radioButton2.Location = New-Object System.Drawing.Point(120, 22);
$radioButton2.Name = 'radioButton2';
$radioButton2.Size = New-Object System.Drawing.Size(155, 16);
$radioButton2.Text = '指定文件夹里的文本文件';
$radioButton2.Add_Click({$textBox3.Text='注意:指定文件夹里的文本文件包括子文件夹里的'});

$groupBox1 = New-Object System.Windows.Forms.GroupBox;
$groupBox1.Location = New-Object System.Drawing.Point(12, 8);
$groupBox1.Name = 'groupBox1';
$groupBox1.Size = New-Object System.Drawing.Size(281, 50);
$groupBox1.TabStop = $false;
$groupBox1.Text = '选择处理对象';
$groupBox1.Controls.Add($radioButton1);
$groupBox1.Controls.Add($radioButton2);
$Form.Controls.Add($groupBox1)

$label1 = New-Object System.Windows.Forms.Label;
$label1.AutoSize = $true;
$label1.Location = New-Object System.Drawing.Point(8, 25);
$label1.Name = 'label1';
$label1.Size = New-Object System.Drawing.Size(35, 12);
$label1.Text = '类型:';

$textBox1 = New-Object System.Windows.Forms.TextBox;
$textBox1.Location = New-Object System.Drawing.Point(43, 21);
$textBox1.Name = 'textBox1';
$textBox1.Size = New-Object System.Drawing.Size(230, 21);
$textBox1.Text = '*.txt;*.log';

$groupBox2 = New-Object System.Windows.Forms.GroupBox;
$groupBox2.Location = New-Object System.Drawing.Point(12, 68);
$groupBox2.Name = 'groupBox2';
$groupBox2.Size = New-Object System.Drawing.Size(281, 50);
$groupBox2.Text = '指定文件扩展名，多个中间用英文分号;分隔';
$groupBox2.Controls.Add($label1);
$groupBox2.Controls.Add($textBox1);
$Form.Controls.Add($groupBox2)

$radioButton3 = New-Object System.Windows.Forms.RadioButton;
$radioButton3.AutoSize = $true;
$radioButton3.Checked = $true;
$radioButton3.Location = New-Object System.Drawing.Point(12, 20);
$radioButton3.Name = 'radioButton3';
$radioButton3.Size = New-Object System.Drawing.Size(119, 16);
$radioButton3.Text = '重复行只保留一行';

$radioButton4 = New-Object System.Windows.Forms.RadioButton;
$radioButton4.AutoSize = $true;
$radioButton4.Location = New-Object System.Drawing.Point(151, 20);
$radioButton4.Name = 'radioButton4';
$radioButton4.Size = New-Object System.Drawing.Size(119, 16);
$radioButton4.Text = '重复行全清不保留';

$groupBox3 = New-Object System.Windows.Forms.GroupBox;
$groupBox3.Location = New-Object System.Drawing.Point(12, 129);
$groupBox3.Name = 'groupBox3';
$groupBox3.Size = New-Object System.Drawing.Size(281, 50);
$groupBox3.Text = '选择处理方式';
$groupBox3.Controls.Add($radioButton3);
$groupBox3.Controls.Add($radioButton4);
$Form.Controls.Add($groupBox3)


$radioButton5 = New-Object System.Windows.Forms.RadioButton;
$radioButton5.AutoSize = $true;
$radioButton5.Checked = $true;
$radioButton5.Location = New-Object System.Drawing.Point(6, 21);
$radioButton5.Name = 'radioButton5';
$radioButton5.Size = New-Object System.Drawing.Size(35, 16);
$radioButton5.TabStop = $true;
$radioButton5.Text = '是';


$radioButton6 = New-Object System.Windows.Forms.RadioButton;
$radioButton6.AutoSize = $true;
$radioButton6.Location = New-Object System.Drawing.Point(48, 21);
$radioButton6.Name = 'radioButton6';
$radioButton6.Size = New-Object System.Drawing.Size(35, 16);
$radioButton6.Text = '否';

$groupBox4 = New-Object System.Windows.Forms.GroupBox;
$groupBox4.Location = New-Object System.Drawing.Point(12, 192);
$groupBox4.Name = 'groupBox4';
$groupBox4.Size = New-Object System.Drawing.Size(89, 50);
$groupBox4.Text = '保留空行';
$groupBox4.Controls.Add($radioButton5);
$groupBox4.Controls.Add($radioButton6);
$Form.Controls.Add($groupBox4);


$radioButton7 = New-Object System.Windows.Forms.RadioButton;
$radioButton7.AutoSize = $true;
$radioButton7.Location = New-Object System.Drawing.Point(6, 21);
$radioButton7.Name = "radioButton7";
$radioButton7.Size = New-Object System.Drawing.Size(35, 16);
$radioButton7.Text = "是";

$radioButton8 = New-Object System.Windows.Forms.RadioButton;
$radioButton8.AutoSize = $true;
$radioButton8.Checked = $true;
$radioButton8.Location = New-Object System.Drawing.Point(51, 21);
$radioButton8.Name = "radioButton8";
$radioButton8.Size = New-Object System.Drawing.Size(35, 16);
$radioButton8.Text = "否";

$groupBox5 = New-Object System.Windows.Forms.GroupBox;
$groupBox5.Location = New-Object System.Drawing.Point(110, 192);
$groupBox5.Name = "groupBox5";
$groupBox5.Size = New-Object System.Drawing.Size(89, 50);
$groupBox5.Text = "区分大小写";
$groupBox5.Controls.Add($radioButton7);
$groupBox5.Controls.Add($radioButton8);
$Form.Controls.Add($groupBox5);

$radioButton9 = New-Object System.Windows.Forms.RadioButton;
$radioButton9.AutoSize = $true;
$radioButton9.Checked = $true;
$radioButton9.Location = New-Object System.Drawing.Point(5, 21);
$radioButton9.Name = 'radioButton9';
$radioButton9.Size = New-Object System.Drawing.Size(35, 16);
$radioButton9.Text = '是';

$radioButton10 = New-Object System.Windows.Forms.RadioButton;
$radioButton10.AutoSize = $true;
$radioButton10.Location = New-Object System.Drawing.Point(47, 21);
$radioButton10.Name = 'radioButton10';
$radioButton10.Size = New-Object System.Drawing.Size(35, 16);
$radioButton10.Text = '否';

$groupBox6 = New-Object System.Windows.Forms.GroupBox;
$groupBox6.Location = New-Object System.Drawing.Point(208, 192);
$groupBox6.Name = 'groupBox6';
$groupBox6.Size = New-Object System.Drawing.Size(85, 50);
$groupBox6.Text = '备份源文件';
$groupBox6.Controls.Add($radioButton9);
$groupBox6.Controls.Add($radioButton10);
$Form.Controls.Add($groupBox6);

$label2 = New-Object System.Windows.Forms.Label;
$label2.AutoSize = $true;
$label2.Location = New-Object System.Drawing.Point(10, 258);
$label2.Name = 'label2';
$label2.Size = New-Object System.Drawing.Size(61, 12);
$label2.Text = '输出编码:';
$Form.Controls.Add($label2);

$comboBox1 = New-Object System.Windows.Forms.ComboBox;
$comboBox1.FormattingEnabled = $true;
$comboBox1.Items.AddRange(@('Default(ANSI)','UTF-8','Unicode(LittleEndian)','Unicode(BigEndian)'));
$comboBox1.Location = New-Object System.Drawing.Point(71, 255);
$comboBox1.Name = 'comboBox1';
$comboBox1.Size = New-Object System.Drawing.Size(150, 20);
$comboBox1.Text = 'Default(ANSI)';
$Form.Controls.Add($comboBox1);

$button1 = New-Object System.Windows.Forms.Button;
$button1.Location = New-Object System.Drawing.Point(226, 252);
$button1.Name = 'button1';
$button1.Size = New-Object System.Drawing.Size(67, 25);
$button1.Text = '执行';
$button1.Add_Click($EditFile);
$Form.Controls.Add($button1);

$button2 = New-Object System.Windows.Forms.Button;
$button2.Location = New-Object System.Drawing.Point(300, 8);
$button2.Name = 'button2';
$button2.Size = New-Object System.Drawing.Size(182, 28);
$button2.Text = '选择文件或文件夹';
$button2.Add_Click($ListFile);
$Form.Controls.Add($button2);

$label3 = New-Object System.Windows.Forms.Label;
$label3.AutoSize = $true;
$label3.Location = New-Object System.Drawing.Point(532, 17);
$label3.Name = 'label3';
$label3.Size = New-Object System.Drawing.Size(59, 12);
$label3.Text = '文件数量:';
$Form.Controls.Add($label3);

$textBox2 = New-Object System.Windows.Forms.TextBox;
$textBox2.Location = New-Object System.Drawing.Point(594, 13);
$textBox2.Name = 'textBox2';
$textBox2.Size = New-Object System.Drawing.Size(46, 21);
$textBox2.Text = '0';
$Form.Controls.Add($textBox2);
            
$textBox3 = New-Object System.Windows.Forms.TextBox;
$textBox3.Text='测试前先备份源文件或文件夹';
$textBox3.Enabled = $false;
$textBox3.Location = New-Object System.Drawing.Point(300, 40);
$textBox3.Multiline = $true;
$textBox3.Name = 'textBox3';
$textBox3.ScrollBars = 'Both';
$textBox3.Size = New-Object System.Drawing.Size(340, 234);
$textBox3.WordWrap = $false;
$Form.Controls.Add($textBox3);

[void]$Form.ShowDialog();
$Form.Dispose();
复制代码

Speed乄Jay

回复 8# pcl_test


    牛逼 了。。。。