PHP ucwords() Function

Convert the first character of each word to uppercase:

<?php
echo ucwords("hello world");
?>

Definition and Usage

The ucwords() function converts the first character of each word in a string to uppercase.

Note: This function is binary-safe.

Related functions:

ucwords( string, delimiters)

Parameter	Description
string	Required. Specifies the string to convert
delimiters	Optional. Specifies the word separator character

Return Value:	Returns the converted string
PHP Version:	4+
Changelog:	PHP 5.4 - Added the delimiters parameter

Convert the first character of each word to uppercase, with a custom word separator added:

<?php
echo ucwords("hello|world", "|");
?>