php - Add zeros at beginning of a number if it is small than 1000 -

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i have sql query

select count(*) tot_std   `login`   `login_account_type` = 'student'

the output of query 9.

what want add:

  • three zeros if number small 10, 0009.
  • two zeros if number small 99, 0099,
  • one 0 if number smaller 999, 0999.
  • if number equal or greater 1000, don't add zero.

note using php codeigniter , mysql project.

please help.

try below code

in query, can like

select lpad(count(*),4,'0') tot_std login login_account_type = 'student'

in php

$your_value = 9; $your_value = str_pad($your_value,4,'0', str_pad_left); echo $your_value;

str_pad() function add leading zeros. second parameter shows total number. need thousands, add 4. 3rd parameter represent character added @ beginning. fourth parameter side need add zero


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