Converting char array to double in C?

Let’s learn converting char array to double in C. The most accurate or helpful solution is served by stackoverflow.com.

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c - Converting char* to float or double - Stack Overflow

Converting char* to float or double. up vote 4 down vote favorite. 1. I have a value I read in from a file and is stored as a char*. ... Convert char array into double.

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Need help with converting char array to string?

basically im reading information from a file (the info is first number - number of lines, and lines cosist of: name lastname number) im using a function like this: void skaitymas() ...show more

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TL;DR when i convert char array to a string, when outputing the string there's a line skip before the...

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ZKW56OB5XASSUGMKYFTZ73Z3RU at Yahoo! Answers Mark as irrelevant Undo

Converting hex to uintvar

hi vijayan, I'm trying to write code in c++ language using Dev-C++ program. I'm trying to write a program which takes in hexadecimal numbers from the command-line and converts it to uintvar byte values. I am fairly new to C++ but i have made a start...

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The algorithm to perform the conversion is already given: "Representing a value as a uintvar:...

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C++, how to copy char pointer to char array using new producing different addresses?

We have an exercise in our training that requires us to use the new operator to copy a char pointer to a char array. I have successfully done that by using a function. From main, a quoted string is passed to a function that accepts a char pointer. And...

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The address of the pointers in the two calls relative to each other is indeterminent. It could be the...

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I want to add an integer value to an unsigned char array. and I want the result back in form of unsigned char array. How can I do it?

Language of implementation is C. Should I first typecast unsigned char array into int and add the integer value? And then again typecast the result back to unsigned char array. But type casting int into char can result in wrong value.

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The reason you might get an invalid value is overflow. If you need to do this and be sure you get the...

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How to malloc an array of char pointers?

Hi Right now I have this: char *files[ 20 ]; I then use my array: files[ i ] = whatever; And it works as I want it to. However I want the size of the array to be dynamic, so i tried: char *files; ... files = ( char * ) malloc( array_size * ( sizeof(...

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In C, [] is very similar to *. So, char *files[20] gives you 20 pointers, each to a character or an...

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How to accept string with space in char array in C?

accepting string of characters that have spaces eg,(c is a good programming language) in a single character array (char arr[100]) works fine,but when i try to store the same in a char array that is a structure variable doesn't works eg. struct flleinfo...

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- Avoid using scanf with "%s". - Avoid gets(). See these links for more information: http...

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Using minGW and have a 2D char array issue?

So I'm using minGW for my windows compiler for C / C++... I declared a 2D character array of char stringArray[70000][51]. But it segfaults INSTANTLY, come to find out 70,000 is too much for this char array. However in GCC it worked just fine. Apparently...

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No, afraid not. An array like that is a horrible thing anyway - you're better off using a set of smaller...

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Help with C++ Char array?

1. Write a program that initialises a char array {a, b, c}. Write a loop to print this array out on the screen without the NUL character. 2. Modify the program so that it prints the array out in reverse order (HINT: have one loop that searches for the...

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include <stdio.h> int main() { char str[] = "abc"; int i = 0; while(i < 3){ printf...

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2D char array pass by reference problems?

include<stdio.h> #include<stdlib.h> #include<string.h> #include<math.h> #include <time.h> void createDeck(char *DECK[52][4]); int main() { char DECK[52][4];//deck createDeck(DECK); } void createDeck(char *DECK[52][4]) {...

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char a[10] and char *a are in some sense sound 1-D character arrays char a[10][20], char *a[10], char...

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