float in c printf

Original addressOne, Printf output formatThe general form of a format string in C is:%[flag [output minimum width] [. precision] [length] type, where the entry in square brackets [] is optional. The meanings of the items are described as follows:1.

The printf function is called the format output function, and the last letter F of its keyword is the meaning of format. The function is to display the specified data to the display screen according to the user-specified format. We have used this

Original address: http://blog.sina.com.cn/s/blog_605f5b4f0100x3ep.htmlFirst declare: in VC + + compiled printf does not automatically do type conversion, such as int a=3; printf ("%f", a), error during operation, runtime error r6002:floating point

printf ("%f\n", 5);printf ("%d\n", 5.01);printf ("%f\n", (float) 5);printf ("%f\n", 5.f);Out0.00000018897856105.0000005.000000It feels very strange to see the result. How can I output 0 at 1? 2 Why does it show such a large number?Explain:The

C language printf output format control, printf output format C language printf output format Control Printf is familiar to everyone, but it is rare to estimate its usage. Go to another article and organize it in another day. 1. Conversion

Variable-length parameters in C language are rarely used in self-designed interfaces during development. However, printf is the most commonly used parameter interface, while feeling the strong charm of printf, do you want to figure out how printf is

This article introduces the three most commonly used input and output functions scanf (), printf (), GetChar () and Putchar () in C language.One, scanf () functionThe function of the format input function scanf () is to enter data from the keyboard,

/* Use the conversion specifier */# Include # Include # Define PI 3.141593 // The first method to create a symbolic constant# Define pages 93179962# Define blurb "authentic imtation! "# Define words 65618# Define pages2 336Int main (void){Printf ("\

#include #include int main(){ int i; i = 10; printf("i : %d\n",i); printf("sizeof(i++) is: %d\n",sizeof(++i)); printf("i : %d\n",i); return 0;} Result: I: 10 Sizeof (I ++) is: 4I: 10 Sizeof is an operator, but does not calculate

# Include /*************************************** *********************************///// Author: flyingleaf//// Function: simple test of the printf type, mainly to help mm view the abnormal printf Parameters//// Date: 2004-12-27//// Test tool: