convert from char** argv to int

[mina samy]

Hello every body!!
I am trying to get an input from argv which is char**
but i want this input to be an integer value
how can i convert argv[1] to int ??

thanks

[Denis]

http://cplusplus.com/articles/numb_to_text/

[mina samy]

I found the answer for any one have the same question,

int x=atoi(argv[1]);