PHP中級學習筆記

一、宣告陣列方式 <?php echo "<pre>"; /* echo "宣告陣列方式一:索引陣列<br>"; $arr1 = array("張三","李四","老王","千王"); print_r($arr1); echo "\$arr1[0] = ".$arr1[0]."<br/>"; echo "\$arr1[1] = ".$arr1[1]."<br/>"; echo "\$arr1[2] = ".$arr1[2]."<br/>"; echo "\$arr1[3] = ".$arr1[3]."<br/>"; echo "<hr />"; echo "宣告陣列方式二:關聯陣列<br/>"; $arr2 = array("姓名"=>"張三","年紀"=>15); print_r($arr2); echo '$arr2[姓名]='.$arr2['姓名']."<br/>"; echo '$arr2[年紀]='.$arr2['年紀']."<br/>"; echo "<hr />"; echo "宣告陣列方式三:多維陣列<br/>"; $arr3 = array(array("uname"=>"李王","age"=>30),array("uname"=>"大仁","age"=>45)); print_r($ar...