abstrak：$thief = '小偷';function catching(){return isset($thief) ? '抓住:'.$thief:'沒(méi)有抓住';}echo catching($thief);
$thief = '小偷';
function catching()
{
return isset($thief) ? '抓住:'.$thief:'沒(méi)有抓住';
}
echo catching($thief);
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Rumusan guru：完成的不錯(cuò)。php系統(tǒng)的叫函數(shù)，開(kāi)發(fā)者自定義的叫方法。繼續(xù)加油