统计中英文单词数（GB2312/UTF-8编码)代码,PHP代码库,德仔网

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【PHP】统计中英文单词数（GB2312/UTF-8编码)

作者: / 发布于2011/3/15/ 716

<div>
<span style="font-family: 宋体; color: #000; font-size: 16px"><?php</span>
<span style="font-family: 宋体; color: #000; font-size: 16px">define( "GB2312_CHINESE_PATTERN", "/[\xb0-\xfe][\xa0-\xfe]/" );
define( "GB2312_SYMBOL_PATTERN", "/[\xa1-\xa3][\xa0-\xfe]/" );
// count only chinese words
function str_gb2312_chinese_word_count($str = ""){
$str = preg_replace(GB2312_SYMBOL_PATTERN, "", $str);
return preg_match_all(GB2312_CHINESE_PATTERN, $str, $textrr);
}
// count both chinese and english
function str_gb2312_mix_word_count($str = ""){
$str = preg_replace(GB2312_SYMBOL_PATTERN, "", $str);
return str_gb2312_chinese_word_count($str) + str_word_count(preg_replace(GB2312_CHINESE_PATTERN, "", $str));
}</span>
<span style="font-family: 宋体; color: #000; font-size: 16px">define( "UTF8_CHINESE_PATTERN", "/[\x{4e00}-\x{9fff}\x{f900}-\x{faff}]/u" );
define( "UTF8_SYMBOL_PATTERN", "/[\x{ff00}-\x{ffef}\x{2000}-\x{206F}]/u" );
// count only chinese words
function str_utf8_chinese_word_count($str = ""){
$str = preg_replace(UTF8_SYMBOL_PATTERN, "", $str);
return preg_match_all(UTF8_CHINESE_PATTERN, $str, $textrr);
}
// count both chinese and english
function str_utf8_mix_word_count($str = ""){
$str = preg_replace(UTF8_SYMBOL_PATTERN, "", $str);
return str_utf8_chinese_word_count($str) + str_word_count(preg_replace(UTF8_CHINESE_PATTERN, "", $str));
}</span>
<span style="font-family: 宋体; color: #000; font-size: 16px">// convert a string to hex-coding form
function binhex($str) {
$hex = "";
$i = 0;
do {
$hex .= sprintf("%02x", ord($str{$i}));
$i++;
} while ($i < strlen($str));
return $hex;
}</span>
<span style="font-family: 宋体; color: #000; font-size: 16px">$text = $_REQUEST["text"] ? $_REQUEST["text"] : "";
echo "Text: " . $text . "";
echo "Hex : " . ($text ? binhex($text) : "") . "";
// use one of the following two lines according to the page encoding
echo "Word count: " . str_gb2312_mix_word_count($text);
// echo "Word count: " . str_utf8_mix_word_count($text);
?></span>
<span style="font-family: 宋体; color: #000; font-size: 16px"><form action="test.php">
<input type="text" name="text" id="text" value="<?=$text?>"/>
<input type="submit" />
</form></span>
</div>

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