#include<stdio.h> #include<string.h> int main() { char s[100] ="4.0800" ; printf("float value : %4.8f\n" ,(float) atoll(s)); return 0; } I expect the output should be 4.08000...

I am trying to link to FFmpeg built for android using android-ndk-r15c. I built this by downloading FFmpeg source that is latest ffmpeg-3.3.4. Following are my linker list: -lavformat -lavcodec -...

I have written the following code. It should convert a string like "88" to double value 88 and print it void convertType(char* value) { int i = 0; char ch; double ret = 0; while((ch =...

I'm parsing GPS status entries in fixed NMEA sentences, where fraction part of geographical minutes comes always after period. However, on systems where locale defines comma as decimal separator, a...

I can't understand the following atoi implementation code, specifically this line: k = (k << 3) + (k << 1) + (*p) - '0'; Here is the code: int my_atoi(char *p) { int k = 0; while ...

atof() returns a double, which results in a warning when I assign it to a float-value (and yes, I definitively have to use float). So my question: is there a atof()-variant available which returns...

I am trying to implement the mupdf library to render pdf documents in my app.My app crashes with the following error log:- java.lang.UnsatisfiedLinkError: dlopen failed: cannot locate symb...

I'm a little bit frustrated after I've found this strange atof/stof behavior double bg = std::stof("1,24"); std::cerr<<"comma: "<<bg<<std::endl; bg = std::stof("1.24"); std::cerr...

I have two sample applications using the same library and the main difference between them is that one uses qt and the other application is a console application. In the common library, I have th...

int main() { char str[10]="3.5"; printf("%lf",atof(str)); return 0; } This is a simple code I am testing at ideone.com. I am getting the output as -0.371627

I have a value I read in from a file and is stored as a char*. The value is a monetary number, #.##, ##.##, or ###.##. I want to convert the char* to a number I can use in calculations, I've tried ...

I am doing a program where I'm multiplying matricies, but my big issue is converting from the input into the two arrays that I'll eventually be multiplying. The following is my code for conversion ...

Hopefully this is a very simple question. Following is the C pgm (test.c) I have. #include <stdio.h> //#include <stdlib.h> int main (int argc, char *argv[]) { int intValue = atoi("1...