# lower This is used to lowercase a variable. This is equivalent to the PHP [`strtolower()`](https://www.php.net/strtolower) function. ## Basic usage ```smarty {$myVar|lower} ``` ## Examples ```php assign('articleTitle', 'Two Convicts Evade Noose, Jury Hung.'); ``` Where template is: ```smarty {$articleTitle} {$articleTitle|lower} ``` This will output: ``` Two Convicts Evade Noose, Jury Hung. two convicts evade noose, jury hung. ``` See also [`upper`](language-modifier-upper.md) and [`capitalize`](language-modifier-capitalize.md).