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'a','b','c'
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" a is less than b test c"
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<a href="test.php?word=a">a</a> is less than <a href="test.php?word=b">b</a> test <a href="test.php?word=c">c</a>
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PHP code:
function highlight_words($str, $words, $color = '#FFFF00')
{
if(is_array($words))
{
foreach($words as $k => $word)
{
$pattern[$k] = "/\b($word)\b/is";
$replace[$k] = '<a href="test.php?words='.$word.'">\\1</a>';
}
}
else
{
$pattern = "/\b($words)\b/is";
$replace = '<a href="test.php?words='.$words.'">\\1</a>';
}
return preg_replace($pattern,$replace,$str);
}
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