Formatting and I/O Library Chapter 2
LabWindows/CVI Standard Libraries 2-28 © National Instruments Corporation
result = WriteFile(handle, "Hello, World!", 13);
if (result == -1)
FmtOut("error writing to file");
}
else
FmtOut("error positioning file pointer");
CloseFile(handle);
StringLength
int
n
=
StringLength
(
char
*
string);
Purpose
Returns the number of bytes in the
string
before the first ASCII NUL.
Parameter
Input
string
String.
Return Value
n
integer
Number of bytes in
string
before ASCII NUL.
Example
char s[100];
int nbytes;
nbytes = StringLength (s);
StringLowerCase
void
StringLowerCase
(
char
string
[]
);
Purpose
Converts all uppercase alphabetic characters in the NUL-terminated
string
to lowercase.
Parameter
Input/Output
string
String.