May 20, 2024 · An array is a collection of variables that are accessed with an index number. Arrays in the C++ programming language Arduino sketches are written in can be complicated, but using simple arrays is relatively straightforward. Creating (Declaring) an Array. All of the methods below are valid ways to create (declare) an array.

Oct 2, 2024 · An array is a variable with multiple parts. If you think of a variable as a cup that holds values, you might think of an array as an ice cube tray. It's like a series of linked cups, all of which can hold the same maximum value.

Jan 7, 2017 · I made a variable "myfunctions" which is supposed to be an array of all the functions. I tried to make it a pointer and a void function and also tried making it an int, but I get the error "'myfunctions does not have a name type'". Is there a better way to ...

Jun 30, 2016 · I would like to define an array so that I could pass that array (of 5 numbers in this instance) to a function that I have defined. For example, I would make the following definition: int one[5]={2,3,4,5,6}; // 5-number …

Aug 7, 2010 · I want to pass an array as a parameter of a function, then have that function change the values in the array, and have those values be available to use from the original function. I'm not sure if this is done with pointers, I wasn't sure. Here's an example of what I'm trying to do.

Nov 8, 2024 · An array is a collection of variables that are accessed with an index number. Arrays in the C++ programming language Arduino sketches are written in can be complicated, but using simple arrays is relatively straightforward.

May 15, 2012 · Hi, I want to make a function that returns an array. For example, something like this: int TestArray=0; int BuildArray() {int MyArray[10]={0,1,2,3,4,5,6,7,8,9}; return MyArray;} void setup() { Serial.begin(9600)…

Aug 26, 2012 · If you have a function that takes a const char * pointer, and you have a char array or char pointer, it is valid C/C++ to pass the pointer without cast. Now, if you had a const char * and the function wanted char *, you would have to use a cast in C and a reinterpret_cast in C++ (which Arduino uses).

Oct 10, 2015 · Is it possible to write an Array of functions? I have a 3x3x3 LED cube and I wrote a function for each LED. void led1(){ topLayer(); digitalWrite(2, HIGH); delayMicroseconds(speedTime); digitalWrite(2, LOW); delayM…

Jul 21, 2020 · As a simple example, let's say you wanted to write a function to print out the values of an array. The following code demonstrates how you would write that function, and how you can pass the array to the function: