php练习源码

Posted 2021-01-01 Active_Code

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Something is wrong with the XAMPP installation :-( value[$name]=$sex; } public function getInfomation($myClass){ foreach($this->vars as $name=>$value){ $myClass=str_replace(‘{‘.$name.‘}‘,$value,$myClass); } return $myClass; } } class myClassTow{ public static $age=18; const constant=‘常量‘; function myFunction(){ echo self::constant.PHP_EOL; } } echo myClassTow::constant; echo myClassTow::$age; ?> php $x="liu"; $x{3}="p"; $x=$x."eng"; print $x; //$x; #$sum="php注释:#,//,/**/"; /* $!a=1; echo "
"; echo $!a; */ /* for($x=0;$x<5;$x++){ $sum=$sum+$x; // echo "hello world"; } */ //echo $sum; ?> "; print $php; unset($x); //取消变量的定义 if(empty($y)/*isset($x)*/){ //判断变量是不是存在 print ‘$x定义好了‘; } //echo "
"; else{ print ‘$x未定义好‘; } #定界符 /* $z=<< name="hellow world"; } function __destruct(){ print $this->name; } } $obj=new myClassTow(); ?> url=$par; }*/ /* function __construct($par1,$par2) { $this->url=$par1; $this->auth=$par2; } function getUrl(){ echo $this->url.PHP_EOL; } /*function setAuth($par){ $this->auth=$par; }*/ function getAuth(){ echo $this->auth.PHP_EOL; } } class myChildClass extends myClass{ var $number; function setNumber($par){ $this->number=$par; } function getNumber(){ echo $this->number; } } $y=new myChildClass(); $y->setNumber("1"); $y->getNumber(); $x=new myClass("www.xiaomo.com","lp"); #$x->setUrl("www.xiaomohk.cn"); $x->getUrl(); //echo "hellow".PHP_EOL."world"; /* declare(encoding=‘UTF-8‘); namespace project; echo __NAMESPACE__; */ ?> myFuction(1,2); */ ?> 6 and $x<8){ echo "you have get up"; } else if($x>9 and $x<12){ echo "you have work"; } else{ echo "you have game"; } $ageaArry=array(19,20,1,25); echo count($ageaArry); //sort($ageaArry); rsort($ageaArry); for($x=0;$x20,"wine"=>100,"mac"=>6); asort($money); ksort($money); arsort($money); krsort($money); foreach($money as $x=>$x_value){ echo $x_value; echo $x; } $age=19; switch ($age) { case $ageaArry[0]: echo "you age is 19"; break; case $ageaArry[1]: echo "you age is 20"; break; case $ageaArry[2]: echo "you age is 1"; default: echo "you age is 25"; } $sum=0; for($x=0;$x<=100;$x++){ $sum=$sum+$x; $x++; echo $sum; } /* do{ $x=1; $x++; echo $x; echo"
"; }while(true); $x=1; while (true){ $x++; echo $x; echo"
"; } //echo $_SERVER["PHP_SELF"]; */ ?> 6 and $x<8){ echo "you have get up"; } else if($x>9 and $x<12){ echo "you have work"; } else{ echo "you have game"; } $ageaArry=array(19,20,1,25); echo count($ageaArry); //sort($ageaArry); rsort($ageaArry); for($x=0;$x20,"wine"=>100,"mac"=>6); asort($money); ksort($money); arsort($money); krsort($money); foreach($money as $x=>$x_value){ echo $x_value; echo $x; } $age=19; switch ($age) { case $ageaArry[0]: echo "you age is 19"; break; case $ageaArry[1]: echo "you age is 20"; break; case $ageaArry[2]: echo "you age is 1"; default: echo "you age is 25"; } sum=0 for($x=0;$x<=100;$x++){ $sum=$sum+$x; $x++; echo $sum; } /* do{ $x=1; $x++; echo $x; echo"
"; }while(true); $x=1; while (true){ $x++; echo $x; echo"
"; } //echo $_SERVER["PHP_SELF"]; */ ?> "; echo $x++; echo $x++; echo ++$x;//自增运算符，--：自减 var_dump ($x>1);//比较运算符 echo $x>1 or $x<1 ;//逻辑运算符 $x=array("name"=>"zs","sex"=>"man"); $y=array("name"=>"ls","sex"=>"woman"); #$z=$x+$y; var_dump($x <> $y);//数组运算符 $q="hellow world"; $z=$q ?: ‘none‘;echo $z,PHP_EOL;//三元运算符 ?> habbit=$habbit; } function myFunctionfou(){ return $this->habbit; } } $p=new myClass(); $q=null;//空 var_dump($x); echo "
"; var_dump($y); echo "
"; var_dump($z); echo "
"; var_dump($w); echo "
"; var_dump($q); echo "
"; var_dump($p); ?> "; function myFunctionTow($z){ echo $z; } myFunctionTow(18); /*echo $x; myFunction(); echo $x; */ ?> "; print "hellow world"; //这是一个注释 /*这也是一个注释 */ echo "
"; ?> "; echo $y; //echo $y; } myFunction(); echo $y; */ ?>

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