The port number for column N would be stored in port[N]. Assume I have a file named file.txt with the following contents Code: 19 man 24 house 44 dyam 90 random I want to read the file into array and store [SOLVED] Bash: Reading file into array Welcome to the most active Linux Forum on the web. 0. 1. Locate the CSV file that you want to open. Parsing a comma-separated values file, i.e. Problems with reading a csv file Hey, i want to read a csv file and put every value of each column into a array. The Text Import dialog opens. How to Parse a CSV File in Bash?, The CSV file contains two fields Name and Code with 249 entries + 1 headers line which makes it a 250 lines file. For this article we will use a sample csv located in c:\temp called VMlist.csv and it will contain the following data.. VM,Description,NumCpu VM1,SQL VM,4 VM2,App VM,2 VM3,VCenter,4 If you aren't familiar with a csv or comma seperated file it is essentially a text file with the following characteristics: ... Transpose few columns from a csv file based on several columns using awk. It does this by splitting the first line of the input on commas and simply storing the result in the port array… Click Open. Bash - Reading csv delimited file to array and for further manipulation: BLWEGRZYN: Programming: 1: 01-06-2010 10:38 PM: Comparing two csv files and write different record in third CSV file: irfanb146: Linux - Newbie: 3: 06-30-2008 10:15 PM: Bash Shell Scripting - using ls into array: aliasofmike: Programming: 5: 11-05-2007 04:00 PM Anyway, I'm now trying to write a script to import this data from the csv file into Nagios so it can report the statistics. Read csv delimited file line1 and store all values in array 2. Click OK. Start calc; Choose File > Open. a CSV file, from the bash shell can be challenging and prone to errors depending on the complexity of the CSV file. This awk command would first read the port numbers from the first line of the CSV file into an array called port. How to open/import a text CSV file in calc One can read comma separated CSV file using GUI app too. The Example. ... bash + read variables & values from file by bash script. The easiest way I've heard of to do this is to create a script which involves populating an array from the csv file and then passing the contents of the array into Nagios (I … IMHO putting some sort of third party parsing logic into your script is usually better than cobbling together yourself. $ head -n5 countries.csv Name, Parsing a comma-separated values file, i.e. If the file has a *.csv extension, select the file. Specify the options to divide the text in the file into columns. You might be able to find something that seems to work for the data you've seen so far but it's generally safer to use logic someone else has vetted. Use the values stored in the array and replace values in other text file with them 3. read line2 in the cvs file and repeat the process 4. Do above for all lines in the cvs file for example: file1.cvs content: text1,text2,text3,"text 4" a1,a2,3,"a 4" file.txt content: 0. input.txt. To read a CSV file in Node.js, we could use nothing else than just the fs module, as in essence the CSV file is a plain text file. If you're interested in reading more about Reading Files with Node.js or Writing Files with Node.js, we've got both covered! declare -a arr_titel declare -a arr_verfasser declare -a arr_schriftreihe declare -a arr_kategorie declare -a arr_jahr declare -a arr_verlag declare -a arr_seiten declare -a arr_isbn Reading CSV Files in Node.js. I need to read the following input into separate columns as variables? Next, we presented techniques to store either columns or all the records of a CSV file into Bash arrays. Though, this is a frequent task in many automation shell scripts or to quickly process and reformat data from a file downloaded in bash . 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