2014-10-12 75 views
1

我正在尝试编写一个比较两个数组中的值的程序。用户输入存储在数组中的6个数字。然后我随机创建6个数字并将它们存储在另一个数组中。然后,我排序数组并将它们转换为字符串,然后比较字符串以查看两个数组中的值是否相同。如果它们不匹配,在我的while循环中,我尝试随机创建6个数字并将它们存储在第2个数组中,直到数组匹配。然而,当我尝试回复所花费的时间时,它只是说'0'次。试图比较数组中的值PHP

这是我使用的代码。

<?php 

    $number1 = $_POST['number1']; 
    $number2 = $_POST['number2']; 
    $number3 = $_POST['number3']; 
    $number4 = $_POST['number4']; 
    $number5 = $_POST['number5']; 
    $number6 = $_POST['number6']; 


$userArray = array($number1, $number2, $number3, $number4, $number5, $number6); 


// mix and max numbers that can be used with th lottery 
$min = 0; 
$max = 9; 
// random number between 0 and 1 simulating lottery 

    $lotNumber1 = rand ($min, $max); 
    $lotNumber2 = rand ($min, $max); 
    $lotNumber3 = rand ($min, $max); 
    $lotNumber4 = rand ($min, $max); 
    $lotNumber5 = rand ($min, $max); 
    $lotNumber6 = rand ($min, $max); 

$lotArray = array($lotNumber1, $lotNumber2, $lotNumber3, $lotNumber4, $lotNumber5, $lotNumber6); 

asort($userArray); 
asort($lotArray); 

$userString = implode($lotArray, "_"); 
$lotString = implode($lotArray, "_"); 


$i = 0; 

while($lotString != $userString) { 
    $i ++; 

    $lotNumber1 = rand ($min, $max); 
    $lotNumber2 = rand ($min, $max); 
    $lotNumber3 = rand ($min, $max); 
    $lotNumber4 = rand ($min, $max); 
    $lotNumber5 = rand ($min, $max); 
    $lotNumber6 = rand ($min, $max); 

    $lotArray = array($lotNumber1, $lotNumber2,    $lotNumber3, $lotNumber4, $lotNumber5, $lotNumber6); 
    asort($lotArray); 

    $lotString = implode($lotArray, "_"); 

} 

echo "YOU WON it took".$i."times"; 


?> 
+0

难道'和array_diff()'是更简单的方法? – arkascha 2014-10-12 11:27:22

回答

2

为什么总是需要零次的尝试是因为你有一个错误,当你开始计算两个字符串进行比较的原因!

更改这两行

$userString = implode($lotArray, "_"); 
$lotString = implode($lotArray, "_"); 

$userString = implode($userArray, "_"); 
$lotString = implode($lotArray, "_"); 

这样的事情发生,不用担心:-)

+0

啊,真是太愚蠢了!谢谢。 – pocockn 2014-10-12 11:48:14