Jul 11, 2010 · If what you want to achieve is freeing up the memory that variable used so it can be reused for other data, then the way to "clear" it is to make sure it falls out of scope. That can …

May 14, 2024 · myString. remove (index) myString. remove (index, count) Parameters. myString: a variable of type String. index: The position at which to start the remove process (zero …

Mar 21, 2010 · In the course of my sketch, I assign variables both primitive and complex (objects) values. The most common situation is as follows: void loop() { // ... SerialTuple request = …

Nov 28, 2022 · For example, if you want to be able to use a variable anywhere in your program, you can declare at the top of your code. This is called a global variable; here's an example: 1 …

Sep 4, 2019 · After you have read out the data you store all 0s or all 1s into the location that the actual data is stored in. Compared to reading the data from whatever source it comes from, …

I get serial data from the console and store it in a char array called "data". Then, when I send a new console message to the Arduino, I want it to clear the existing "data" array and store only …

Jul 7, 2020 · You can't "delete" an entry. You can replace one with something else, and you can introduce the concept of a variable that says how many entries the array has, but you can't …

How to use String.remove() Function with Arduino. Learn String.remove() example code, reference, definition. Modify in place a String removing chars from the provided index to the …

Nov 8, 2024 · Modify in place a String removing chars from the provided index to the end of the String or from the provided index to index plus count. myString: a variable of type String. …

Apr 10, 2023 · It may be better to use byte arrays or C-strings for your purpose. If the type is int, like you coded it, then there will be no extra zeros, it will be a number. If you have a string …