What does i+= mean in c++

In C, i = represents the compound assignment operator, which adds value to the current value of variable i, and the result is stored back in i. It is equivalent to i = i value, with the advantage that the code is cleaner and more readable.

i = Meaning in C

In the C programming language, i = represents a compound assignment operation operator, which combines assignment and addition operations.

Syntax:

<code class="cpp">i += value;</code>

Where:

• i is a variable or expression.
• value is a value or expression.

Function:

i = The function of the operator is to add the value of value to the variable i on the current value and store the result back in i.

Equivalent expression:

i = value is equivalent to the following expression:

<code class="cpp">i = i + value;</code>

Example:

<code class="cpp">int i = 5;
i += 3;</code>

In this example, the value of i increases from 5 to 8. Equivalent to doing the following:

<code class="cpp">i = i + 3;</code>

Advantages:

The i = operator is more concise and more readable than the equivalent i = i value expression. It reduces the number of lines of code and improves code maintainability.

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