[php學習二]基本文法練習二

        Second Php29,"C羅"=>31,"貝爾"=>26);function NormalarrToStr($arr){    $r = "";    for ($x = 0; $x < count($arr); $x ++){        $r = $r . " " . $arr[$x];//用.連結字串真彆扭啊~!    }    return $r;}function KeyValueArrToStr($arr){    $r = "";    foreach($arr as $x => $xValue){        $r = $r . " " . "[$xValue]$x";    }    return $r;}echo "排序前:",NormalarrToStr($names),"
";sort($names);echo "排序後:",NormalarrToStr($names),"
";echo "排序前:",KeyValueArrToStr($nameAndage),"
";ksort($nameAndage);echo "排序後:",KeyValueArrToStr($nameAndage),"
";/* * 1,$GLOBALS是一個包含了全部變數的全域群組合數組。變數的名字就是數組的鍵; * 2,$GLOBALS裡面的內容都挺有用的.可以搜集客戶資訊.http://www.runoob.com/php/php-superglobals.html * 3,$_REQUEST能夠擷取HTML表單提交的資料,只要知道Input的名字即可.可理解2頁面的通訊通道; * */$x = 25;$y=75;function TestGlobals(){    global $x;   $GLOBALS['z'] = $x + $GLOBALS['ya'];}TestGlobals();echo $z,'
';echo $_SERVER["PHP_SELF"],'
';echo $_SERVER["SERVER_NAME"],'
';echo $_SERVER["HTTP_HOST"],"
";echo $_SERVER["SERVER_ADDR"],"
";echo $_SERVER["REQUEST_METHOD"],"
";echo $_SERVER["REMOTE_ADDR"],"
";echo $_SERVER["SCRIPT_FILENAME"],"
";?>";?>?Param1=參數1&Param2=參數2">測試GET"; ?>";  }  $x = 1;  TestVar($x);  echo $x . "
";//結果是2,&傳址;  echo "__Line__:",__LINE__,"__File__:",__FILE__,"
";  echo "__Dir__:",__DIR_,"
";class TestGlobalVar{    function MyFun1(){        echo "__FUNCTION__",__FUNCTION__, ";__Class__:",__CLASS__,"
";    }}$V1 = new TestGlobalVar();$V1->MyFun1();class MyBase{    function SayHello(){        echo "Hello";    }}//trait這個文法沒有見到過,需要留意下.~trait TraitSay{    public function SayHello(){        parent::SayHello();        echo "World";    }}class MyChild extends MyBase{    use TraitSay;}$c = new MyChild();$c->SayHello();?>

基本文法差不多了。

以上就介紹了 [php學習二]基本文法練習二，包括了方面的內容，希望對PHP教程有興趣的朋友有所協助。

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