Web Reference: Perl Programming Tutorial 2023. Basic Scalar Strings. Upper Case, Lower Case & Reverse String.#perl #programmingbasics Jul 12, 2025 · A string in Perl is a scalar variable and start with a ($) sign and it can contain alphabets, numbers, special characters. The string can consist of a single word, a group of words or a multi-line paragraph. In this tutorial, you'll learn about Perl strings and how to manipulate strings using built-in string functions.
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