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2 回答 2

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于 2013-05-24T06:56:04.350 回答
0 
$char = utf8_decode('development which in turn � Activates the brain � Strengthens the brain connections �');
$r = utf8_decode('�');
echo $upd = str_replace($r, '', $char);

在线尝试：http ://writecodeonline.com/php/它为我工作

于 2013-05-24T12:31:58.203 回答