abstract: //整數(shù)相加函數(shù) <?php function a ($b,$c){ return $b+$c; }  
//整數(shù)相加函數(shù) <?php function a ($b,$c){ return $b+$c; } echo a(10,20); echo "<hr>"; echo a(55,37); ?>
Correcting teacher:天蓬老師Correction time:2019-03-22 10:38:45
Teacher's summary:函數(shù)的聲明與調(diào)用, 函數(shù)遠(yuǎn)不止這一種形式, 試試其它的