PHP metaphone() 函數(shù)

PHP metaphone() 函數(shù)是預(yù)定義函數(shù)。愛(ài)掏網(wǎng) - it200.com它用于計(jì)算字符串的語(yǔ)音鍵。愛(ài)掏網(wǎng) - it200.com它對(duì)于文本搜索和文本匹配應(yīng)用程序非常有用。愛(ài)掏網(wǎng) - it200.com

這是由勞倫斯·菲利普斯（Lawrence Philips）開(kāi)發(fā)的語(yǔ)音算法。愛(ài)掏網(wǎng) - it200.com該算法輸出可變長(zhǎng)度的鍵。愛(ài)掏網(wǎng) - it200.com

string metaphone ( string str [, intphonemes = 0 ] )

示例1

<?php
str="Hello PHP";
echo "Before using metaphone() function:".str;
echo "<br>";
echo "After using metaphone() function: ".metaphone($str);
?>

輸出：

Before using metaphone() function:Hello PHP
After using metaphone() function: HLFP

示例2

<?php
str = "Nose";str2 = "knows";
echo metaphone(str);
echo "<br>";
echo metaphone(str2);
?>

輸出:

NS
NS

示例3

<?php
var_dump(metaphone('programming'));
var_dump(metaphone('programmer'));
?>

輸出：

string(7) "PRKRMNK" 
string(6) "PRKRMR"

示例4

<?php
str = "Nose";str2 = "knows";
echo metaphone(str,2);
echo "<br>";
echo metaphone(str2,2);
?>

輸出:

NS
NS

注意：通過(guò)使用參數(shù)的長(zhǎng)度來(lái)示例。愛(ài)掏網(wǎng) - it200.com