Convert string to long integer: how to use strtol : String Convert « String « C / ANSI-C

1.	assert.h
2.	Console
3.	ctype.h
4.	Data Structure Algorithm
5.	Data Type
6.	Development
7.	File
8.	Function
9.	Language Basics
10.	Macro Preprocessor
11.	Math
12.	math.h
13.	Memory
14.	Pointer
15.	setjmp.h
16.	signal.h
17.	Small Application
18.	stdio.h
19.	stdlib.h
20.	String
21.	string.h
22.	Structure
23.	time.h
24.	wctype.h

C Tutorial

C++

C++ Tutorial

Visual C++ .NET

C / ANSI-C » String » String Convert

Screenshots

Convert string to long integer: how to use strtol





#include <stdio.h>

#include <stdlib.h>



int main ()

{

  char str[256];

  char *p;

  long l;

  

  printf ("Enter an long value: ");

  

  gets (str);

  l = strtol (str, &p, 0);

  

  printf ("Value entered: %ld. Its double: %ld\n", l, l * 2);

  

  return 0;

}

Related examples in the same category

1.	Join array of strings into a single string
2.	Convert one or more floating-point values into a single string
3.	Convert string to double-precision floating-point value
4.	Change string to integer
5.	Convert string entered to integer
6.	Convert string entered to long
7.	Convert string to double: How to use atof: sines calculator
8.	Convert string to integer: atoi
9.	Convert string to long : atol
10.	Print formatted data to a string: how to use sprintf
11.	Convert string to double: how to use atof
12.	Convert string to double-precision floating-point value: how to use strtod
13.	Convert string to unsigned long integer: how to use strtoul
14.	Convert string to int, double and long
15.	Absolute value of long integer: how to use labs

www.java2java.com | Contact Us

All other trademarks are property of their respective owners.