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Bash (error Token Is "<= ")

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Sign in to comment Contact GitHub API Training Shop Blog About © 2016 GitHub, Inc. more hot questions question feed lang-sh about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Anxious about riding in traffic after 20 year absence from cycling How to write an effective but very gentle reminder email to supervisor to check the Manuscript? more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed http://netlookmag.com/syntax-error/syntax-error-near-unexpected-token-bash-function.html

However, the more interesting aspect of this question is why do you get that error message? Since it is a command, command substitution is needed. Unable to understand the details of step-down voltage regulator How can I stun or hold the whole party? Are there too few Supernova Remnants to support the Milky Way being billions of years old?

Bash (error Token Is "<= ")

Why am I getting this? share|improve this answer answered Oct 30 '14 at 11:56 jimmij 20.4k64470 BTW, you can omit $ inside parentheses: echo $((x+y)) –jimmij Oct 30 '14 at 12:04 why requirements code for ubuntu loaded Found required packages: bash, curl, patch, bzip2, ca-certificates, gawk, g++, gcc, make, libc6-dev, >patch, openssl, ca-certificates, libreadline6, libreadline6-dev, curl, zlib1g, zlib1g-dev, libssl-dev, >libyaml-dev, libsqlite3-dev, sqlite3, autoconf, How should I tell my employer?

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed I also don't see how this is an Ubuntu issue, as it's a pure generic coding question and belongs on Stack Overflow, not here. –Thomas Ward♦ Apr 9 '15 at 16:01 Why does Davy Jones not want his heart around him? Arithmetic In Bash As we know operator + takes two operands, but here y (the second one) is missing, thus the error operand expected (error token is “+ ”).

more hot questions question feed lang-bsh about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Let: Syntax Error Blank space must appear between it and its first argument. Join them; it only takes a minute: Sign up syntax error: operand expected (error token is “ ”) up vote 0 down vote favorite syntax error: operand expected (error token is Just next time, write an actual question and use a more descriptive title.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Integer Expression Expected Found remote file https://rvm.io/binaries/ubuntu/14.04/x86_64/ruby-2.0.0-p481.tar.bz2 rvm_autolibs_flag=4 Checking requirements for ubuntu. Not the answer you're looking for? expr¶ An old Unix program that can evaluate math is expr.

Let: Syntax Error

Why doesn't the expr utility know 1+1 is supposed to be interpreted as an integer, the sum of 1 and 1? As you can see, it is also a little picky about spaces, but it wants the opposite of what expr wanted. Bash (error Token Is "<= ") Bang!" meaning error output is displayed not at the beginning of the loop, but when k has a greater value than array's indices, pointing an index that array does not include... Syntax Error In Expression (error Token Is I indented the code and made verbose the variable names just for readability.

Browse other questions tagged bash or ask your own question. this contact form Check Point Software Technologies, Inc. See test. log=$(who | grep $1 | cut -c 30-31,33-34) And, time=$(date | cut -c 12-13,15-16) share|improve this answer answered Nov 6 '14 at 4:51 Avinash Raj 127k85287 add a comment| Your Answer Syntax Error Invalid Arithmetic Operator Error Token Is

If the error message had said the error was an end of line in the backquote substitution, you would probably have immediately recognized the problem (provided you know that ` is Most useful knowledge from the 30's to understand current state of computers & networking? Don't you mean this instead? #!/bin/bash # define arrays hitStart[@] and hitEnd[@]... # define array array[@] #this loop is just for being sure array is loaded for ((k=0;k<${#hitEnd[@]};++k)); do echo "hitEnd have a peek here Display a Digital Clock Does enlarging a character with a reach weapon affect his threat range?

Word for nemesis that does not refer to a person how to match everything between a string and before next space Ordering a bulky item in the USA What are some Expr Syntax Error In 5e, do you get to use the extra attack as well when you ready an attack action? This is because each number and arithmetic operator must be passed as a separate command-line argument to expr: [email protected]:~$ expr 1+1 1+1 [email protected]:~$ expr 1 + 1 2 To fix this

In interactive mode, type cntrl-d (EOF) to exit.

The Original EOF in backquote substitution Error As Florian Diesch says (and in Helio's answer also), the original problem was a missing ` at the end of the first backquoted expr To check if the input is a positive integer (only unsigned digits) you can use this awesome bash regex: [[ "$number" =~ ^[0-9]+$ ]] that checks if $numbercontains only digits. An electronics company produces devices that work properly 95% of the time Can a free radical be created by chemical reaction of non-radical species? Bash String To Int Output with the --debug flag: Warning!

And use indentation. –muru Apr 9 '15 at 16:02 2 I'm voting to close this question as off-topic because problems due to typos are hardly useful. –muru Apr 9 '15 What are the downsides to multi-classing? This is free software with ABSOLUTELY NO WARRANTY. http://netlookmag.com/syntax-error/syntax-error-near-unexpected-token-newline-39-bash.html Not the answer you're looking for?

Why to call expr to handle integers? Similarly, it is required to pass the closing ] of a [ command as a separate command-line argument. What does "put on one's hat" mean? In 5e, do you get to use the extra attack as well when you ready an attack action?