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    PHP vsprintf() Function

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    PHP vsprintf() Function

    PHP vsprintf() function is used to display array values as a formatted string. The given array elements will be inserted at the percent signs(%) in the given input string. It displays the array values as a formatted string according to its format and also accepts an array as argument in place of variables. The function returns formatted string while vprintf() outputs a formatted string.

    Syntax:

      vsprintf($format, $array);

    Parameter Values

    Parameter Description
    format This is a required parameter. This parameter defines the string and how to format the variables in it.
    array This is a required parameter. This parameter defines an array with arguments to be inserted at the % signs in the format string.

    Here is an example of vsprintf() function in PHP:

    <html>
<body>

<?php
$name = "Jerry";
$age = "21";

$result = vsprintf("My name is %s and i'm %u years old.",array($name,$age));

echo $result;
?>

</body>
</html>

    Here is an another example of vsprintf() function in PHP:

    
 
    Output:
    My name is Jerry and i'm 21 years old.

    <html> <body> <?php $number = 955; $result = vsprintf("Price of this product is %1\$.2f",array($number)); echo $result; ?> </body> </html>

    Output:
    Price of this product is 955.00
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