What does volume mean in C language?

The volume macro in C language represents the storage capacity of the computer system, in bytes. Usage: The volume macro can be used to determine the total storage capacity of a computer. Returns an integer in bytes, used to display system information, monitor memory usage, etc.

The meaning of volume in C language

In C language, volume is a predefined macro, which means The storage capacity of a computer system. It is usually expressed in bytes.

Usage

The volume macro is typically used to determine the total storage capacity of the computer and returns an integer in bytes. It can be used to display system information, monitor memory usage, or perform other storage-related tasks.

Routine

The following C language code example demonstrates how to use the volume macro:

<code class="c">#include <stdio.h>

int main() {
    printf("系统的存储容量：%ld 字节\n", volume);
    return 0;
}</code>

Output:

<code>系统的存储容量：123456789012 字节</code>

Note

The actual value of the volume macro varies from system to system. It is usually automatically defined by the compiler based on the underlying hardware configuration.

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