What PHP function can be used to capitalize the first letter of each word in a string?

To capitalize the first letter of each word in a string, you can use the ucwords() function in PHP. This function takes a string as input and returns the string with the first letter of each word capitalized. It is a simple and effective way to achieve this formatting in PHP. 

$string = "hello world";
$capitalizedString = ucwords($string);
echo $capitalizedString;

Keywords

php function capitalize first letter string

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