StringHelpers for OutSystems

A powerful string utility extension for OutSystems, built in C# and packaged as a single, dependency-free file (StringHelpers.cs).
This extension provides a rich set of string manipulation, formatting, and analysis functions that you can call directly from your OutSystems applications.

What It Does

This extension exposes a wide range of server-side actions for common and advanced string operations, making it easy to handle text processing without writing custom logic in every app.

Key Features

• Trim & Clean: Remove characters or substrings from start/end, collapse multiple spaces.
• Casing & Comparison: Convert to Title Case, toggle case, compare strings with culture-invariant options.
• Regex Helpers: Match, replace, and extract patterns easily.
• Encoding & Normalization: Base64, URL, and HTML encode/decode; remove diacritics; convert ISO-8859-1 to UTF-8.
• Text Operations: Safe substring, reverse, repeat, prefix/append text, replace lists, map characters.
• Validation: Check if text is numeric, alpha, alphanumeric, palindrome, or identifier-like.
• Formatting: Split/join strings, pad text, format strings.
• Similarity & Distance: Levenshtein distance, Jaro similarity, tolerance-based comparison.
• Generation: Generate GUIDs, random strings, and simple passwords (non-cryptographic).
• File Type Detection: Identify common file types (.pdf, .png, .jpg, .doc/.xls, .docx/.xlsx) via magic bytes.

Why Use It in OutSystems?

• Drag-and-drop actions in Service Studio—no need to reinvent the wheel.
• Boost productivity by centralizing string utilities in one reusable component.
• Safe defaults with null checks and optimized performance.
• No external dependencies—lightweight and easy to maintain.