01c10-1.php

来自「介绍PHP5的给类型函数应用」· PHP 代码 · 共 44 行

<?php
// A function to properly uppercase a title
function title_upcase($str) {
	// First of all, uppercase all thse words using ucwords
	$str = ucwords($str);
	
	// Retreive all the words referenced by their position in the string:
	$wordlist = str_word_count($str, 2);
	
	// Remove the first and last word, since they are to remain capitalized
	$wordlist = array_slice($wordlist, 1, -1, true);
	
	// Loop over all the remaining words.
	foreach ($wordlist as $position => $word) {
		// If this word is one of those that should be lowercased
		switch ($word) {
			case 'A':
			case 'An':
			case 'The':
			case 'But':
			case 'As':
			case 'If':
			case 'And':
			case 'Or':
			case 'Nor':
			case 'Of':
			case 'By':
				// Replace the first letter with a lowercase version:
				$lower = strtolower($word);
				$str{$position} = $lower{0};
		}
	}

	// Return the formatted string
	return $str;
}

$sample = "a study of intersteller galaxies as presented by scientists";

// Uppercase a title and echo out the results.  It will output:
// A Study of Intersteller Galaxies as Presented by Scientists
$upcased = title_upcase($sample);
echo "<pre>{$upcased}</pre>";
?>