Formatting a number with leading zeros in PHP

php numbers format
Andromeda picture Andromeda · Nov 9, 2009 · Viewed 557.7k times · Source

I have a variable which contains the value 1234567.

I would like it to contain exactly 8 digits, i.e. 01234567.

Is there a PHP function for that?

Answer

reko_t picture reko_t · Nov 9, 2009

Use sprintf :

sprintf('%08d', 1234567);

Alternatively you can also use str_pad:

str_pad($value, 8, '0', STR_PAD_LEFT);

Related questions

Show a number to two decimal places

What's the correct way to round a PHP string to two decimal places? $number = "520"; // It's a string from a database $formatted_number = round_to_2dp($number); echo $formatted_number; The output should be 520.00; How should the round_to_2dp() function …

Read More
Test if number is odd or even

What is the simplest most basic way to find out if a number/variable is odd or even in PHP? Is it something to do with mod? I've tried a few scripts but.. google isn't delivering at the moment.

Read More
PHP prepend leading zero before single digit number, on-the-fly

PHP - Is there a quick, on-the-fly method to test for a single character string, then prepend a leading zero? Example: $year = 11; $month = 4; $stamp = $year.add_single_zero_if_needed($month); // Imaginary function echo $stamp; // 1104

Read More