printf
(PHP 4, PHP 5)
printf — Output a formatted string
说明
int printf
(
string $format
[,
mixed $args
[,
mixed $...
]] )
Produces output according to format
.
参数
-
format
-
See sprintf() for a description of
format
.
-
args
-
-
...
-
返回值
Returns the length of the outputted string.