parameter-expansion – Page 2 – CodeRavo

String Prefix Checking in Bash

Checking for String Prefixes in Bash This tutorial explains how to determine if a string begins … String Prefix Checking in BashRead more

Bash, case, comparison, conditional, parameter-expansion, prefix, regular-expression, Scripting, string, wildcard

File Iteration and Manipulation in Bash

File Iteration and Manipulation in Bash This tutorial covers how to iterate through files within a … File Iteration and Manipulation in BashRead more

Bash, file-iteration, file-manipulation, file-names, file-processing, find, globbing, loops, parameter-expansion, paths, shell scripting

Converting Strings to Lowercase (and Uppercase) in Bash

Introduction In shell scripting, particularly with Bash, manipulating string cases is a common task. Whether you’re … Converting Strings to Lowercase (and Uppercase) in BashRead more

awk, Bash, lowercase-conversion, nodejs, parameter-expansion, perl, PHP, Python, ruby, sed, string manipulation, tr, uppercase-conversion

String Manipulation and Substitution in Bash Scripts

Introduction Working with strings is a common task in shell scripting, particularly when you need to … String Manipulation and Substitution in Bash ScriptsRead more

Bash, global-substitution, parameter-expansion, sed, shell scripting, string manipulation, substring-replacement

Checking if a Variable is Set in Bash

In Bash, it’s often necessary to check if a variable has been set before attempting to … Checking if a Variable is Set in BashRead more

Bash scripting, conditional expressions, parameter-expansion, posix-standards, variable-checking