How can sprintf() be used to format numbers with a specific number of decimal places in PHP?

To format numbers with a specific number of decimal places in PHP, you can use the sprintf() function. This function allows you to specify the number of decimal places by using a format specifier like "%.2f" for two decimal places. Simply pass the format specifier along with the number you want to format to sprintf() to achieve the desired result. 

$number = 123.456789;
$formattedNumber = sprintf("%.2f", $number);
echo $formattedNumber; // Output: 123.46

Keywords

sprintf format numbers decimal places PHP function

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