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@chrisveness chrisveness/initials.php
Last active Aug 29, 2015

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Return initial letters of words
* Returns initial letters of all words from all arguments.
* @param $string $str,...
* @return string
* @example initials('Johann Sebastian', 'Bach') => 'JSB'.
function initials()
// qv
$args = implode(' ', func_get_args());
// use lookbehind to find all Unicode letters preceded by word boundary
preg_match_all('/(?<=\b)\p{L}/', $args, $matches);
$initials = implode('', $matches[0]);
return strtoupper($initials);
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