C language small white, is this statement under the if (ch <'0' |

 
Int main () 
{
Int ch=0; 
While ((ch=getchar ())!=(EOF) 
{
If (ch & lt; '0' | | ch> '9') 
continue; 
Putchar (ch); 
} 
return 0; 
}

Bigwigs doubt dispels doubts, why is this code 0 or 9 or can be 0 or 9

CodePudding user response:

The

refer to the original poster unclekingfish response:

 
Int main () 
{
Int ch=0; 
While ((ch=getchar ())!=(EOF) 
{
If (ch & lt; '0' | | ch> '9') 
continue; 
Putchar (ch); 
} 
return 0; 
} 
Bigwigs doubt dispels doubts, why is this code 0 or 9 can be 0 or 9

If statement inside the parentheses wrong
Should be the if (ch>='0' | | ch<='9')

CodePudding user response:

reference 1st floor is the healing of burning flesh see ~ reply:

Quote: refer to the original poster unclekingfish response:

Int main ()
{
Int ch=0;
While ((ch=getchar ())!=(EOF)
{
If (ch & lt; '0' | | ch> '9')
continue;
Putchar (ch);
}
return 0;
}

Bigwigs doubt dispels doubts, why is this code 0 or 9 can be 0 or 9

If statement inside the parentheses wrong
Should be the if (ch>='0' | | ch<='9')

Just got the wrong number, the answer upstairs | | to & amp; &