PHP vprintf() Function

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PHP vfprintf() Function
PHP vsprintf() Function

what is the syntax of the VPRINTF() function in php?

vprintf(format,argarray)
ParameterDescription
formatRequired. Specifies the string and how to format the variables in it.Possible format values:%% – Returns a percent sign%b – Binary number%c – The character according to the ASCII value%d – Signed decimal number (negative, zero or positive)%e – Scientific notation using a lowercase (e.g. 1.2e+2)%E – Scientific notation using a uppercase (e.g. 1.2E+2)%u – Unsigned decimal number (equal to or greather than zero)%f – Floating-point number (local settings aware)%F – Floating-point number (not local settings aware)%g – shorter of %e and %f%G – shorter of %E and %f%o – Octal number%s – String%x – Hexadecimal number (lowercase letters)%X – Hexadecimal number (uppercase letters)Additional format values. These are placed between the % and the letter (example %.2f):+ (Forces both + and – in front of numbers. By default, only negative numbers are marked)’ (Specifies what to use as padding. Default is space. Must be used together with the width specifier. Example: %’x20s (this uses “x” as padding)- (Left-justifies the variable value)[0-9] (Specifies the minimum width held of to the variable value).[0-9] (Specifies the number of decimal digits or maximum string length)Note: If multiple additional format values are used, they must be in the same order as above.
argarrayRequired. An array with arguments to be inserted at the % signs in the format string
PHP VPRINTF() method

examples of the VPRINTF() function

Example 1. In this example, we output a formatted string.

<?php
$number = 9;
$str = "Beijing";
vprintf("There are %u million bicycles in %s.",array($number,$str));
?>
PHP vfprintf() Function
PHP vsprintf() Function

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