converts formatted input on standard input
[v_1, ..., v_n] = scanf(format);
a character string: specifies the format conversion.
converted results.
The scanf
function gets character data on standard input (%io(1)
), interprets it according
to a format
, and returns the converted results v_1
, ..., v_n
.
The format
parameter contains conversion specifications
used to interpret the input.
The format
parameter can contain
white-space characters (blanks, tabs, newline, or formfeed)
that, except in the following two cases, read the input up to the
next nonwhite-space character. Unless there is a match in the control
string, trailing white-space (including a newline character) is not
read.
Any character except %
(percent sign), which must match the next character of the input stream.
A conversion specification that directs the conversion of the next input field. See scanf_conversion for details.