What does x/=10 mean in C language?

In C language, x /= 10 means performing compound division assignment on x, dividing it by 10 and then re-assigning it to itself, which is equivalent to x = x / 10. It simplifies division operations and improves code readability.

The meaning of x /= 10 in C language

In C language, x /= 10 is a Compound assignment operator, which performs the following operations on variable x:

Meaning:

x /= 10 is equivalent to x = x / 10;

It divides the value of variable x by 10 and stores the result back in x.

Usage scenarios:

This operator is usually used to divide the value of a variable by a constant or variable. It simplifies division operations and improves code readability.

Example:

<code class="c">int x = 100;

// 将x除以10
x /= 10;

// 现在x的值为10</code>

Note:

• The compound assignment operator can only be used for simple assignment operations , cannot be used for more complex expressions.
• The data types on both sides of the operator must be compatible.
• Operator precedence from left to right is: parentheses, unary operators, multiplication/division, addition/subtraction, and assignment.

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