What does += mean in c#

The = operator in C# is used to accumulate values ​​​​to variables, and its syntax is variable = value. It first calculates the value of value, then adds it to the current value of the variable, and finally reassigns the result to the variable.

The = operator in C

# means:
= is C# The operator in represents the shorthand form of the assignment operation, which is used to add the current value of a variable to another value and reassign the result to the variable.

Syntax:

<code>variable += value;</code>

Working principle:
The following is how the = operator works:

1. Calculate the value on the right.
2. Add the current value of the variable to the calculated value.
3. Reassign the summation result to the variable.

Example:

<code>int number = 10;
number += 5; // 相当于 number = number + 5
Console.WriteLine(number); // 输出：15</code>

Advantages:

• = The operator is simple, easy to use and easy to understand. .
• It can help avoid redundant code and make the code more concise.
• = operator is useful for quickly updating the value of a variable.

Note:

• = operator can only be used for numeric types, such as int, double and float.
• = operator cannot be used on variables of type string or bool.
• The = operator is an assignment operator, which means it changes the value of a variable.

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