Batch file substring

In a batch file, I have a string abcdefg. I want to check if bcd is in the string. Unfortunately it seems all of the solutions I'm finding search a file for a substring, not a string for a substring. The method with 78 points I believe I was referring to paxdiablo's post will only match Case Sensitively, so you must put a separate check for every case variation for every possible iteration you may want to match.

What a pain! At only 3 letters that means 9 different tests in order to accomplish the check!

batch file substring

As mentioned this is great for things which are not in variables which allow string substitution as well:. This works great for dropping the output of windows commands into a boolean variable. Just replace the echo with the command you want to run.

You can also string Findstr's together to further qualify a statement using pipes. That one evaluates the output of SC Query for windows update services which comes out as a multiline text, finds the line containing "state" then finds if the word "running" occurs on that line, and sets the errorlevel accordingly. If the original didn't contain a bcd string in it, the modified version will be identical. Batch file: Find if substring is in string not in a file 4 In a batch file, I have a string abcdefg.

Is there an easy solution for this? For compatibility and ease of use it's often better to use FIND to do this. You must also consider if you would like to match case sensitively or case insensitively. Found "ABC" Echo.

batch file substring

Did not find "ABC" As you can see this is the superior way to handle the check for multiple reasons. The x before the two sides of the equality is to ensure that the string bcd works okay. It also protects against certain "improper" starting characters. How can I pass arguments to a batch file? Batch file to delete files older than N days Windows batch files:.

How to check if a string contains a substring in Bash What is the best way to do a substring in a batch file? How to check whether a string contains a substring in JavaScript? Does Python have a string 'contains' substring method?

What is the difference between substr and substring? How do I check if a string contains a specific word?A relatively unknown feature of the windows shell cmd.

Right String

For example:. The above will output bar. You can also use two comma separated parameters if you want. The first one is the start index, and the second one is length:. This will also produce bar. What would be a practical application for this? You tell me — there are hundreds of ways you could exploit this feature to your advantage. I personally use it in my scripts to create dated directories. Sometimes you want to create a folder labeled with the current date.

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The easy way to do this of course is:. What you end up with is a directory tree:. Yes, the line is much more verbose, but the end effect is well worth it — you end up with a neatly named folder Fri This is really useful trick for quick backup scripts and etc….

ELSE :: Process another way How do you perform a substring operation on a FOR loop variable? The EnableDelayedExpansion switch allows us to use variables in a loop with the! Thank you Schmalls. That EnableDelayedExpansion was just what I needed to trim 17 leading characters of file path out of a string. This is great stuff and exactly what I was looking for.

Thanks so must for posting it. Awesome posts, thanks! I need ur help. Actually I m trying to read 1 text file and trying to get the substring from that.

batch file substring

Please give me some solution asap. Schmalls : Thank you so much for this! Your email address will not be published. Currently you have JavaScript disabled.

batch file substring

In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. Click here for instructions on how to enable JavaScript in your browser. Terminally Incoherent. Skip to content. Two types of Lusers. Tracker Admin in Jail. This is really useful trick for quick backup scripts and etc… [tags]batch, cmd, windows, cmd.String interpolation is a way to construct a new String value from a mix of constants, variables, literals, and expressions by including their values inside a string literal.

You can use the set operator to concatenate two strings or a string and a character, or two characters. Following is a simple example which shows how to use string concatenation. In DOS scripting, there is no length function defined for finding the length of a string. There are custom-defined functions which can be used for the same. Following is an example of a custom-defined function for seeing the length of a string.

The following example shows how this can be accomplished. This used to align text to the right, which is normally used to improve readability of number columns.

Batch Script - Strings Advertisements. Previous Page. Next Page. Previous Page Print Page. String Interpolation String interpolation is a way to construct a new String value from a mix of constants, variables, literals, and expressions by including their values inside a string literal.

String Concatenation You can use the set operator to concatenate two strings or a string and a character, or two characters. String length In DOS scripting, there is no length function defined for finding the length of a string. Align Right This used to align text to the right, which is normally used to improve readability of number columns. Left String This is used to extract characters from the beginning of a string.

Mid String This is used to extract a substring via the position of the characters in the string.

For (/F) Loop in Batch File Programming

Remove The string substitution feature can also be used to remove a substring from another string. Remove Both Ends This is used to remove the first and the last character of a string. Remove All Spaces This is used to remove all spaces in a string via substitution. Replace a String To replace a substring with another string use the string substitution feature. Right String This is used to extract characters from the end of a string.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

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The use of the for loop is just as a way of defining all substrings to be removed in the one line. Learn more. How to get a substring with special characters in batch file? Ask Question. Asked 4 days ago. Active 2 days ago. Viewed 29 times. I'm trying to remove a part of a string with special characters. Someone can help me? I'm new in batch.

Batch file functions

Eldad Assis 6, 10 10 gold badges 37 37 silver badges 60 60 bronze badges. New contributor. Active Oldest Votes. Delayed expansion and double quoting of strings are the methods needed here. Be nice, and check out our Code of Conduct. Sign up or log in Sign up using Google. Sign up using Facebook.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. I want to end up with a variable that contains only "". Is there any built-in way to do this? If you just want everything after the underscore and do not necessarily know the length of the string or where the underscore is, but can rely on there being only one underscoretry:.

The loop will only run once since you are dealing with a single string in this case.

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If you find that the batch language isn't powerful enough to do what you want - and it likely won't take you too long to get to that point - you can use the Windows PowerShell. This isn't installed by default on all versions of Windows, but you can download it free of charge. If you don't like the PowerShell language, there's Perl.

You'll have to install that on all systems though. There are others too. Sign up to join this community. The best answers are voted up and rise to the top. Home Questions Tags Users Unanswered. How to extract part of a string in Windows batch file? Ask Question. Asked 9 years, 3 months ago. Active 5 months ago. Viewed k times. I say Reinstate Monica Ken Ken 1 1 gold badge 5 5 silver badges 8 8 bronze badges. Active Oldest Votes. John T John T k 23 23 gold badges silver badges bronze badges.

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You can see the full syntax with help set as mentioned in What is the best way to do a substring in a batch file? If I needed that 4 and 3 to be variable inputs, how would I do that? I found the answer. DocOc DocOc 1 1 silver badge 2 2 bronze badges.

Wayne Johnston Wayne Johnston 3, 16 16 silver badges 15 15 bronze badges. Zimba Zimba 1 1 silver badge 8 8 bronze badges. What does this do specifically? Oh, if you were asking how this code works: it removes everything before the number, preceded by an underscore. Also where can I find this in any documentation? Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. I want to get the name of the currently running batch file without the file extension. Thanks to this linkI have the file name with the extension In addition, substitution of FOR variable references has been enhanced.

You can now use the following optional syntax:. NOTE: The index of the strings is zero based, so the first character is at position 0, the second at 1, etc. So if you start your batch it will be expanded as. But if you use at least one modifier it will show the filename again!

Learn more. What is the best way to do a substring in a batch file? Ask Question. Asked 11 years, 1 month ago.

Active 2 months ago. Viewed k times. It is safe to assume 3 letter extensions in this scenario. JosephStyons JosephStyons 51k 59 59 gold badges silver badges bronze badges. Active Oldest Votes.Tag: batch-file. It seems a rather cumbersome way to perform simple InStr type function.

I think you've overcomplicated things, you have the start of your answer. If you don't care about where in the string the other string is, there is no need for the loop. Depends what is in myParent of course. I know you are looking for help with your batch file, but I wanted to show the equivalent powershell solution. If you start an interactive shell the -i option it will not return until you exit the shell. As you are dealing with the Git for Windows shell here that will be Interesting question.

I'm not aware of the size on disk value being a property of any scriptable object. You could calculate it by getting filesize modulo bytes-per-cluster, subtracting that modulo from the file size, then adding the cluster size. Edit: or use Aacini's more efficient calculation, which I'm still trying The answer to your question is that cls is being captured by the StdOut stream and interpreted as an extended character.

Get rid of it. You don't need it. Save it with The pause at the end keeps the command window open so you can review the output type There are spaces at the end. If it does not find the program it echoes You need to enclose the blocks of code within parenthesis. For instance, to replace all. The solution below execute findstr command just one time per each word in List. If you want to execute the command when the number is precisely a certain value, use In general, when a batch file invokes another one, the flow execution is transfered to the called batch and does not return to the caller.

To allow the caller retrieve the execution flow, it is necessary to use the call command. I use a XML file to change properties by executing : control. I suspect you have problems with it because it has Unix line endings instead of DOS style line endings.