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討論區列表 >> PHP >> 猜數字的問題?

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猜數字的問題?
價值 : 50 QP 點閱數:1117 回應數:8

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小小胖

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<html> 
	<head> 
	<title>猜數字</title> 
	</head> 
	<body> 
	 
	<form method="POST" action="guess.php"> 
	    請輸入一個四位數字:<input type="text" name="word1"/><br/> 
	    <input type="submit" value="輸入"/> 
	</form> 
	 
    </body> 
	 
	     
	<?php 
	session_start(); 
	header("Content-Type:text/html; charset=utf-8"); 
	     const size=4; 
	     $same1=0; 
	     $same2=0;
     if(!empty($_POST)){
		 if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){  
	        do { 
	            for($i=0;$i<=3;$i++){ 
	                srand((double)microtime()*1000000); 
	                $word2[$i]=rand(0,9); 
	                $_SESSION["answer"]=$word2; 
	                $answer=$_SESSION["answer"]; 
	           } 
	       }while($word2[0]==$word2[1]||$word2[0]==$word2[2]||$word2[0]==$word2[3]||$word2[1]==$word2[2]||$word2[1]==$word2[3]||$word2[2]==$word2[3]);     
	     } 
	     echo $answer;     
	     $guess=$showword; 
	     
	     $_SESSION["number"]--; 
	          if($same1!=4){ 
	              echo "你還剩下".$_SESSION["number"]."次機會</br>"; 
	              for($i=0;$i<=3;$i++){ 
	                  if($guess[$i]==$answer[$i]){                      
	                       $same1++; 
	                  } 
	                  else if($guess[$i]==$answer[0]||$guess[$i]==$answer[1]||$guess[$i]==$answer[2]||$guess[$i]==$answer[3]){ 
	                       $same2++; 
	                  } 
	              } 
	                  echo "your number is:".$same1."A".$same2."B"; 
	              } 
	          else{ 
	              $_SESSION["number"]=0; 
	              echo "you get the right answer";             
	          } 
	       
	    if($_SESSION["number"]==0){ 
	    echo "Game over"; 
	    } 
	
	$word1=$_POST["word1"]; 
	if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){    
	$_SESSION["number"]=11; 
	} 
	$showword=str_split($word1,1); 
    }
	?> 
	</html>

我寫一個猜數字遊戲，不管是輸入什麼值最後都顯示4A0B，我用echo下去撈word2還是answer最後都沒有值，請問各位大大我anwer取亂數是哪裡出了問題?感謝

搜尋相關Tags的文章： [ 猜數字 ] ,
本篇文章發表於2021-11-28 15:55

1樓作者回應小小胖	請輸入一個四位數字: Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 32 Warning: Undefined variable $showword in C:\xampp\htdocs\guess.php on line 33 你還剩下10次機會 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 your number is:4A0B 本篇文章回覆於2021-11-29 23:04 == 簽名檔 == --未登入的會員無法查看對方簽名檔--
2樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=11; } $showword=str_split($word1,1); if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; $answer=$_SESSION["answer"]; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); } echo $answer; $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 我改寫了之後，$showwword的警告不見了，但亂數$answer還是抓不到東西，值還是為null 本篇文章回覆於2021-12-03 12:06 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
3樓作者回應小小胖	請輸入一個四位數字: Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 37 你還剩下9次機會 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined array key 1 in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined array key 2 in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined array key 3 in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 your number is:4A0B 本篇文章回覆於2021-12-03 12:08 == 簽名檔 == --未登入的會員無法查看對方簽名檔--
4樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=11; } $showword=str_split($word1,1); do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; $answer=$_SESSION["answer"]; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 問題解決了，這是完成的程式碼本篇文章回覆於2021-12-03 12:56 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
5樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=10; } $showword=str_split($word1,1); do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; $answer=$_SESSION["answer"]; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 重po一次本篇文章回覆於2021-12-03 13:58 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
6樓作者回應小小胖	我弄錯了問題並沒有解決那個if判斷式拿掉會變成每輸入一次數字就出現另一個答案本篇文章回覆於2021-12-03 15:18 == 簽名檔 == --未登入的會員無法查看對方簽名檔--
7樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; $showword=str_split($word1,1); if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=10; do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); } $answer=$_SESSION["answer"]; $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 再重新改寫一次，目前看起來好像沒問題? 本篇文章回覆於2021-12-03 15:49 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
8樓回應迷路	<?php session_start(); function setAnswer(){ $answer = ""; $ary = array(); for($i=0;$i<10;$i++) $ary[] = "".$i; shuffle($ary); for($i=0;$i<4;$i++) $answer .= array_shift($ary); file_put_contents("answer.txt", $answer.PHP_EOL, FILE_APPEND); return $answer; } if(isset($_POST["word1"])){ $same1 = 0; $same2 = 0; $word1 = trim($_POST["word1"]); if(!isset($_SESSION["number"]) \|\| (int)$_SESSION["number"] < 1){ $_SESSION["number"] = 10; $_SESSION["answer"] = setAnswer(); } for($i=0;$i<4;$i++){ $word2 = substr($word1, $i, 1); if($word2 == substr($_SESSION["answer"], $i, 1)){ $same1++; }else if(strpos($_SESSION["answer"], $word2) !== false){ $same2++; } } $_SESSION["number"] = (int)$_SESSION["number"] - 1; if($same1 != 4){ echo "你還剩下".$_SESSION["number"]."次機會<br />目前答案：".$same1."A".$same2."B"; if($_SESSION["number"] < 1) echo "<br />正確答案為：".$_SESSION["answer"]; }else{ $_SESSION["answer"] = setAnswer(); echo "答案正確!".$word1."!"; } } ?> <!doctype html> <html lang="zh-tw"> <head> <meta charset="utf-8" /> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> </html> 試試看本篇文章回覆於2021-12-13 09:13 == 簽名檔 == --未登入的會員無法查看對方簽名檔--

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1樓作者回應小小胖	請輸入一個四位數字: Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 32 Warning: Undefined variable $showword in C:\xampp\htdocs\guess.php on line 33 你還剩下10次機會 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 39 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 39 your number is:4A0B 本篇文章回覆於2021-11-29 23:04 == 簽名檔 == --未登入的會員無法查看對方簽名檔--
2樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=11; } $showword=str_split($word1,1); if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; $answer=$_SESSION["answer"]; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); } echo $answer; $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 我改寫了之後，$showwword的警告不見了，但亂數$answer還是抓不到東西，值還是為null 本篇文章回覆於2021-12-03 12:06 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
3樓作者回應小小胖	請輸入一個四位數字: Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 37 你還剩下9次機會 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined array key 1 in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined array key 2 in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined array key 3 in C:\xampp\htdocs\guess.php on line 44 Warning: Undefined variable $answer in C:\xampp\htdocs\guess.php on line 44 Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\guess.php on line 44 your number is:4A0B 本篇文章回覆於2021-12-03 12:08 == 簽名檔 == --未登入的會員無法查看對方簽名檔--
4樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=11; } $showword=str_split($word1,1); do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; $answer=$_SESSION["answer"]; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 問題解決了，這是完成的程式碼本篇文章回覆於2021-12-03 12:56 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
5樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=10; } $showword=str_split($word1,1); do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; $answer=$_SESSION["answer"]; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 重po一次本篇文章回覆於2021-12-03 13:58 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
6樓作者回應小小胖	我弄錯了問題並沒有解決那個if判斷式拿掉會變成每輸入一次數字就出現另一個答案本篇文章回覆於2021-12-03 15:18 == 簽名檔 == --未登入的會員無法查看對方簽名檔--
7樓作者回應小小胖	<html> <head> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> <?php session_start(); header("Content-Type:text/html; charset=utf-8"); const size=4; $same1=0; $same2=0; if(!empty($_POST)){ $word1=$_POST["word1"]; $showword=str_split($word1,1); if(!isset($_SESSION["number"]) or $_SESSION["number"]==0){ $_SESSION["number"]=10; do { for($i=0;$i<=3;$i++){ srand((double)microtime()1000000); $word2[$i]=rand(0,9); $_SESSION["answer"]=$word2; } }while($word2[0]==$word2[1]\|\|$word2[0]==$word2[2]\|\|$word2[0]==$word2[3]\|\|$word2[1]==$word2[2]\|\|$word2[1]==$word2[3]\|\|$word2[2]==$word2[3]); } $answer=$_SESSION["answer"]; $guess=$showword; $_SESSION["number"]--; if($same1!=4){ echo "你還剩下".$_SESSION["number"]."次機會</br>"; for($i=0;$i<=3;$i++){ if($guess[$i]==$answer[$i]){ $same1++; } else if($guess[$i]==$answer[0]\|\|$guess[$i]==$answer[1]\|\|$guess[$i]==$answer[2]\|\|$guess[$i]==$answer[3]){ $same2++; } } echo "your number is:".$same1."A".$same2."B"; } else{ $_SESSION["number"]=0; echo "you get the right answer"; } if($_SESSION["number"]==0){ echo "Game over"; } } ?> </html> 再重新改寫一次，目前看起來好像沒問題? 本篇文章回覆於2021-12-03 15:49 == 簽名檔 ==* --未登入的會員無法查看對方簽名檔--
8樓回應迷路	<?php session_start(); function setAnswer(){ $answer = ""; $ary = array(); for($i=0;$i<10;$i++) $ary[] = "".$i; shuffle($ary); for($i=0;$i<4;$i++) $answer .= array_shift($ary); file_put_contents("answer.txt", $answer.PHP_EOL, FILE_APPEND); return $answer; } if(isset($_POST["word1"])){ $same1 = 0; $same2 = 0; $word1 = trim($_POST["word1"]); if(!isset($_SESSION["number"]) \|\| (int)$_SESSION["number"] < 1){ $_SESSION["number"] = 10; $_SESSION["answer"] = setAnswer(); } for($i=0;$i<4;$i++){ $word2 = substr($word1, $i, 1); if($word2 == substr($_SESSION["answer"], $i, 1)){ $same1++; }else if(strpos($_SESSION["answer"], $word2) !== false){ $same2++; } } $_SESSION["number"] = (int)$_SESSION["number"] - 1; if($same1 != 4){ echo "你還剩下".$_SESSION["number"]."次機會<br />目前答案：".$same1."A".$same2."B"; if($_SESSION["number"] < 1) echo "<br />正確答案為：".$_SESSION["answer"]; }else{ $_SESSION["answer"] = setAnswer(); echo "答案正確!".$word1."!"; } } ?> <!doctype html> <html lang="zh-tw"> <head> <meta charset="utf-8" /> <title>猜數字</title> </head> <body> <form method="POST" action="guess.php"> 請輸入一個四位數字:<input type="text" name="word1"/><br/> <input type="submit" value="輸入"/> </form> </body> </html> 試試看本篇文章回覆於2021-12-13 09:13 == 簽名檔 == --未登入的會員無法查看對方簽名檔--