Category: Batch file read parameters from text file

Batch file read parameters from text file

By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Super User is a question and answer site for computer enthusiasts and power users. It only takes a minute to sign up. The program searches for files containing certain keywords and a part of it's task is to display the keywords being searched. The keywords are written one below the other in a text file that it reads from. However, it only reads from the last line?

Batchography: Reading a text file line by line in Batch files

Probably a very simple error but I'm missing it Your for loops are processing all of the lines in the file so only the last value in the file is stored. You can simplify your batch file and use a single for loop together with delayed expansion and a counter. Sign up to join this community. The best answers are voted up and rise to the top. Home Questions Tags Users Unanswered.

Batch file won't put strings from text file into variables code included Ask Question. Asked 3 years, 6 months ago. Active 3 years, 6 months ago.

Viewed 3k times. Daniel Daniel 2 2 silver badges 9 9 bronze badges. Remove rem the echo off and run your batch file. You will see your mistake. Hint: The first for loop processes all the lines in keylist. The next for loop processes the last four lines Is there a way to stop it from doing that? Active Oldest Votes. Here is a small batch file that gives you the basic solution.

Combine this with your batch file. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown.I do a lot of repetitive things on Windows pcs and servers.

In the past, I created a complicated batch file to do a bunch of tasks, but it was annoying to customize it for each location. I just needed a simple way to read a text file and pipe each line to a command. Then I re-discovered FOR….

batch file read parameters from text file

FOR runs a command for each file in a set of files. You can specify the command and file set on the commandline itself, or read them from other files. This does nothing except read a file line by line and echo it.

Use this as a starting point to create your own batch file.

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ECHO Action. DelOld expects a complete path to the file or directory to delete and a value in days for the minimum age of the files. This is a list of the commandlines I want to send to DelOld. Use wget for Windows SourceForge to download a list of sites, each in its own directory and fix the links for local browsing.

This entry was posted on Monday, August 31st, by Eric Chromick at pm and is filed under batch file. You can follow any responses to this entry through the RSS 2. You can leave a responseor trackback from your own site.

Good article. Try biterscripting. It is way more flexible and powerful than batch. I recommend it over batch these days for automating stuff. It might be legitimate software but there are a few things that bother me about the site:. It has one quirk though. It requires double quotes in its syntax.

Name required. Mail will not be published required. Day-Con 3 coming up soon! Batch file to read a text file and perform actions. Example 1 — Delete a variety of old, mostly.

SenHu on September 22nd, at pm. SenHu on September 27th, at pm.There are two types of variables in batch files. One is for parameters which can be passed when the batch file is called and the other is done via the set command.

Batch scripts support the concept of command line arguments wherein arguments can be passed to the batch file when invoked. Following is a screenshot of how this would look in the command prompt when the batch file is executed.

Following is the syntax of the set command. In the above code snippet, a variable called message is defined and set with the value of "Hello World". In batch script, it is also possible to define a variable to hold a numeric value. All of the arithmetic operators work in batch files.

The following example shows arithmetic operators can be used in batch files. In any programming language, there is an option to mark variables as having some sort of scope, i.

Normally, variable having a global scope can be accessed anywhere from a program whereas local scoped variables have a defined boundary in which they can be accessed.

DOS scripting also has a definition for locally and globally scoped variables. By default, variables are global to your entire command prompt session. The following example shows the difference when local and global variables are set in the script.

If you have variables that would be used across batch files, then it is always preferable to use environment variables. Following is an example of an output. Batch Script - Variables Advertisements. Previous Page. Next Page. Previous Page Print Page.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Ask Ubuntu is a question and answer site for Ubuntu users and developers.

It only takes a minute to sign up. I want to read a string from another text file so the interpreter should read the string from the file and not the user input. Considering that you want all the content of your text file to be kept in your variable, you can use:. One alternative way to do this would be to just redirect standard input to your file, where you have all the user input in the order it's expected by the program.

For example, with the program called script. You're 26 years old, right? In the above example, you'd split the input file into one with the name say, name. It uses grep -P which is in GNU grep but not default in all grep at the time of writing this. Ubuntu Community Ask! Sign up to join this community. The best answers are voted up and rise to the top. Home Questions Tags Users Unanswered. How do I read a variable from a file? Ask Question. Asked 6 years, 5 months ago. Active 1 year ago. Viewed k times.

I want to insert in my script a value string that I would read from a text file.

batch file read parameters from text file

For example, instead of: echo "Enter your name" read name I want to read a string from another text file so the interpreter should read the string from the file and not the user input. Braiam What does your text file look like?

CiroSantilli it is not crossposted if it was posted by a different user, there is no such thing as a "cross-site duplicate". The only thing that should be avoided is the same question asked by the same user on different sites. Active Oldest Votes. To read variables from a file we can use the source or.Is it possible to read from a txt file to get a value to use in a batch file. I'm able to do it if I know what value I'm looking for in the txt file, but I'm not able to read line by line.

batch file read parameters from text file

Basically I want to read in something like line1 line2 line3 into a batch file as variables, or a string. You need for : Runs a specified command for each file in a set of files. Wildcards may be used. If set is just a single period.

Each file is opened, read and processed before going on to the next file in filenameset.

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Processing consists of reading in the file, breaking it up into individual lines of text and then parsing each line into zero or more tokens. The body of the for loop is then called with the variable value s set to the found token string s.

Blank lines are skipped. You can override the default parsing behavior by specifying the optional "options" parameter. This is a quoted string which contains one or more keywords to specify different parsing options. This replaces the default delimiter set of space and tab. This will cause additional variable names to be allocated. The m-n form is a range, specifying the mth through the nth tokens.

For file names that contain spaces, you need to quote the filenames with double quotes. In order to use double quotes in this manner, you also need to use the usebackq option, otherwise the double quotes will be interpreted as defining a literal string to parse.

Remember, FOR variables are single-letter, case sensitive, global, and you can't have more than 52 total active at any one time. It will be treated as a single line of input from a file and parsed.

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You do this by making the filenameset between the parenthesis a back quoted string. It will be treated as a command line, which is passed to a child CMD. EXE and the output is captured into memory and parsed as if it was a file.

Command Line Arguments in Batch File Programming

In addition, substitution of FOR variable references has been enhanced. My working for statement, which allows me to specify what I want pulled from a file and set this to a variable is. For clarification on what I'm doing, the entire script is as follows. Where sample. I think you might be going about this the wrong way. Can you explain more about what you're trying to achieve?

One of the problems you're likely seeing is that the for command will only add the last line that it finds to the varText variable, and not all the lines it finds.

However, even if that was working you'd just have one line with all the strings crammed in together. I imagine this is not what you want, so if you describe it a little more I can probably suggest a different way. What he said. If you can give us a better description of what you're trying to do I'm sure someone could whip up at least the skeleton of a script. It sounds like you have a source file called sample. Is that correct?Are you looking for the solution to your computer problem?

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New posts. Search forums. Log in. Computer problem? Tech Support Guy is completely free -- paid for by advertisers and donations. Click here to join today! JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Thread starter jpmg Start date Aug 16, Status This thread has been Locked and is not open to further replies. Please start a New Thread if you're having a similar issue.

View our Welcome Guide to learn how to use this site. Joined Aug 16, Messages 2. I'm having trouble with the FOR command syntax to read lines of an input file into separate variables and I was hoping you can help. Suppose an input file had Var1: a Var2: b what is the syntax in a batch file to set the variable Var1 to the value "a" and the variable Var2 to the value "b"?

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It seems like a common enough need, but I couldn't find many examples out there Thanks Jason. Joined Aug 11, Messages Hello, that's not exactly what I meant. Suppose we have a configuration file, a text file config.

Any ideas? Joined Aug 7, Messages 9, Welcome to TSG! Several ways to do this, depends on how the data in config. Joined Aug 29, Messages 1.Posted by: admin December 4, Leave a comment. I need to pass id and password to a cmd or bat file at the time of running rather than hardcoding them into the file.

You can have up to 9 parameters passed in this way. It can be solved with reading from a temporary file a remarked version of the parameter. Then reading the rem parameter output from the file, but carefully. After removing the extra characters in param1, you got it. Save that as xx. This batch file takes care of all the necessary parameters, like copying only files, that are newer, etc. I have used it since before Windows.

If you like seeing the names of the files, as they are being copied, leave out the Q parameter. As well as supporting the following structures:. The jist of it is having the :init:parseand :main functions.

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February 27, Windows Leave a comment. Questions: In my project, I have a large container with a handler for taps. Inside this container, I also have a button.

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Already read about pywinauto and SendKeys, but both of them activate window before sendin keys Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. Add menu. How do I pass command line parameters to a batch file?

GOTO No And to use param1 in a safe way, enable the delayed expansion.

batch file read parameters from text file

There is no need to complicate it. Here is the. For example, given the following command: myscript. USAGE: test. Make a new batch file example: openclass. For now…. Leave a Reply Cancel reply Your email address will not be published.


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