Converting Character Arrays to Strings in Arduino
Character arrays and strings are fundamental data types in Arduino programming. While character arrays are a collection of characters, strings are more versatile and offer convenient operations for text manipulation. In this guide, we'll walk you through the process of converting character arrays to Strings in Arduino.
Why Convert Character Arrays to Strings?
You might wonder why you'd need to convert character arrays to Strings. Here are a few reasons:
String Manipulation: Strings provide various methods for string manipulation, making it easier to work with text data.
Libraries and Functions: Many Arduino libraries and functions are designed to work with Strings, so converting to this data type can simplify your code.
Dynamic Length: Strings can grow or shrink dynamically, which can be useful when working with varying text data.
Converting Character Arrays to Strings
Let's dive into the steps for converting character arrays to Strings in Arduino.
1. Create a Character Array:
Start by defining a character array. For example:
char char_array1[] = "Welcome, to useotools.com";
char char_array2[20];
2. Convert to String:
To convert the character array to a String, use the String
constructor. Here's how:
String my_string = String(char_array1);