Some applications and considerations about while ((C=getchar ()))

Recently, I found a particularly awesome and amazing way to read into a string.

 while ((C=getchar ())! = ...) {    //dosomething}

Why say strong, first of all, this expression on the blank carriage return is not afraid, he is not afraid of the space return to meet the requirements of not stop,

The general CIN and scanf are carriage return waste plus space waste, getline () return to waste also with connecting carriage return attached to waste, the current

The above format did not find a special error!!! And what's more, this thing can read and write and feel the output, and

Read write a character can output a string, really is quite magical!!! See UVA 272 for details.

Some applications and considerations about while ((C=getchar ()))