在这个例子中,我们使用了foreach循环来遍历`$values`数组,并将每个元素赋值给`$associativeArray`的一个新键。 3. 使用while循环: “`php $associativeArray = array(); $i = 0; while ($i < 5) { $associativeArray["key".$i] = "value".$i; $i++;}print_r($associativeArray);```输出结果:`...
foreach ($multiMap as $key => $items) { echo "$key: " . implode(', ', $items) . "\n"; } ?> 解释 创建嵌套数组: 使用array() 函数或短数组语法 [] 创建一个关联数组,其中每个键对应的值是一个数组。 例如,$multiMap = array('category1' => array('item1', 'item2', 'item3'), ...
下面是一个使用foreach语句遍历二维数组的例子: 1<?php2$myarray=array(3'boy'=>array(4'name'=>'Kimi',5'age'=>4,6'nickname'=>'kimi',7),8'girl'=>array(9'name'=>'Cindy',10'age'=>5,11'nickname'=>'wind'12),13);14foreach($myarrayas$gender_key=>$gender_value){15echo$gender_k...
Iterate over array of numbers using foreach. Iterate over key-value pairs of associative array using foreach. Iterate over only values of PHP array with key-value pairs using foreach. Syntax The syntax of foreach statement to iterate over the items in an array$arris </> Copy foreach ($a...
PHP For Each: ExampleWe have an associative array that stores the names of people in our company as the keys with the values being their age. We want to know how old everyone is at work so we use a Foreach loop to print out everyone's name and age.PHP Code: $employeeAges; $employ...
数组$array10的键和值为:Array( [one] => a [two] => b [three] => c ) 二、如何访问数组的元素 1、 一般方法 要获取数组中的某个元素,只需要使用数组名加中括号加某个键即可,调用方法如下所示: $arrayname[key]; 2、 使用foreach结果遍历数组 ...
PHP each() Functionlast modified March 13, 2025 The PHP each function returns the current key-value pair from an array and advances the array pointer. It's useful for array iteration. Basic DefinitionThe each function returns the current element in an array and moves the internal pointer ...
/* Creating an associative array */ $student_one = array ( "Maths" =>95, "Physics" =>90, "Chemistry" =>96, "English" =>93, "Computer" =>98); /* Looping through an array using foreach */ echo "Looping using foreach: \n" ; ...
$nameTypes= array("first","last","company"); $name_first="John"; $name_last="Doe"; $name_company="PHP.net"; // Then this loop is ... foreach($nameTypesas$type) print ${"name_$type"} ."\n"; // ... equivalent to this print statement. ...
<?php//associative array$myArray=["apple"=>52,"banana"=>84,"orange"=>12,"mango"=>13,"guava"=>25];//modify element using index//access value$myArray["banana"]=99;//print arrayforeach($myArrayas$key=>$value){echo$key." - ".$value."";}?> Output...