INTERVIEW QUESTIONS C VARIABLES IN C DETAILS

Question: What are comment line arguments in C programiing? and also give an example.

Answer: Command line argument are used in main function.
By using this we can input the values with out using scanf or any other input function.
eg:
main(int argc,char *argv[])
{
printf("%d",argc);/*prints the size of the argv array.*/
printf("%s%s%s",argv[0],argv[1],argv[2]);
/*argv[0] prints object file i.e., a.out.
argv[1] prints the first element
argv[2] prints the second element and so on.*/

Command line argument are used in main function.
By using this we can input the values with out using scanf or any other input function.
eg:
main(int argc,char *argv[])
{
printf("%d",argc);/*prints the size of the argv array.*/
printf("%s%s%s",argv[0],argv[1],argv[2]);
/*argv[0] prints object file i.e., a.out.
argv[1] prints the first element
argv[2] prints the second element and so on.*/

Source: CoolInterview.com

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