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  1. bash - Shell equality operators (=, ==, -eq) - Stack Overflow

    If not quoted, it is a pattern match! (From the Bash man page: "Any part of the pattern may be quoted to force it to be matched as a string."). Here in Bash, the two statements yielding "yes" …

  2. bash - Confusing use of && and - Unix & Linux Stack Exchange

    bash shell scripting control-flow Improve this question edited Nov 16, 2011 at 22:16 Gilles 'SO- stop being evil'

  3. Bash test: what does "=~" do? - Unix & Linux Stack Exchange

    Jan 27, 2017 · I realize you said “read the bash man pages” but at first, I thought you meant read the man pages within bash. At any rate, man bash returns a huge file, which is 4139 lines (72 …

  4. An "and" operator for an "if" statement in Bash - Stack Overflow

    Modern shells such as Bash and Zsh have inherited this construct from Ksh, but it is not part of the POSIX specification. If you're in an environment where you have to be strictly POSIX …

  5. shell - Difference between sh and Bash - Stack Overflow

    When writing shell programs, we often use /bin/sh and /bin/bash. I usually use bash, but I don't know what's the difference between them. What's the main difference between Bash and sh? …

  6. How to compare strings in Bash - Stack Overflow

    Feb 10, 2010 · Bash always seemed backward with numeric evaluations using an operator consisting of a string (-eq) and string comparisons using a numeric operator "==" or "=" just …

  7. How do I iterate over a range of numbers defined by variables in …

    Oct 4, 2008 · Related discusions: bash for loop: a range of numbers and unix.stackexchange.com - In bash, is it possible to use an integer variable in the loop control of a for loop?

  8. sh - [: missing `]' in bash script - Stack Overflow

    Feb 9, 2016 · A bash function has no line numbers related to the FILE that contains the definition. NOW: The code is stored somewhere internally in the running instance of Bash - does it …

  9. How to output a multiline string in Bash? - Stack Overflow

    Jun 10, 2012 · Then, I can make it a bash library, with unit tests and all, and import (source) it wherever needed, as I explain about bash libraries here: Detailed example: how do you write, …

  10. bash - How do I use a regex in a shell script? - Stack Overflow

    Mar 10, 2016 · Using Bash's own regex-matching operator, =~, is a faster alternative in this case, given that you're only matching a single value already stored in a variable: