Smarty Manual
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# string_format

This is a way to format strings, such as decimal numbers and such. Use the syntax for `sprintf()` for the formatting.

Parameter Position | Type | Required | Default | Description
--- | --- | --- | --- | ---
1 | string | Yes | n/a | This is what format to use. (sprintf)

Example 5-18. string_format
`<?php $smarty->assign('number', 23.5787446); ?>`
Where template is:
    {$number}
    {$number|string_format:"%.2f"}
    {$number|string_format:"%d"}
Will output:
    23.5787446
    23.58
    24

See also `date_format`.

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