return array(‘name’ => ‘John’, ‘age’ => 25); } $result = getAssociativeArray(); print_r($result); “` 输出结果为:Array ( [name] => John [age] => 25 )。 3. 返回多维数组 我们也可以返回多维数组,即数组中包含数组。如下所示: “`php function getMultiDimensionalArray() { retu...
1. 使用return语句返回数组:在函数内部使用return语句返回一个数组,可以直接返回一个数组给调用该函数的地方。 “`php function getArray(){ $array = array(1, 2, 3, 4, 5); return $array; } $result = getArray(); print_r($result); “` 2. 将数组赋值给变量:将一个数组赋值给一个变量,这样变...
php\r\n".'return '.arrayeval($values,$format).";";returnwritefile($cachefile,$cachetext); }//数组转换成字串函数functionarrayeval($array,$format=false,$level=0) {$space=$line='';if(!$format) {for($i=0;$i<=$level;$i++) {$space.="\t"; }$line="\n"; }$evaluate='Array ...
php\r\n".'return '.arrayeval($values,$format).";";returnwritefile($cachefile,$cachetext); }//数组转换成字串函数functionarrayeval($array,$format=false,$level=0) {$space=$line='';if(!$format) {for($i=0;$i<=$level;$i++) {$space.="\t"; }$line="\n"; }$evaluate='Array ...
function getArray() { $array = array("apple", "banana", "cherry"); return$array; } function getObject() { $object = newstdClass(); $object->name = "John"; $object->age = 30; return$object; } $resultArray = getArray(); ...
phpfunctionmyfunction($a,$b){if($a===$b){return0;//0代表相等}return($a>$b)?1:-1;//1或者-1都是输出的值}$a1=array("a"=>"black","b"=>"green","c"=>"blue");$a2=array("a"=>"blue","b"=>"black","e"=>"blue");$result=array_udiff($a1,$a2,"myfunction");//只...
php function getUserInfo($userId) { // 假设这是从数据库查询到的用户信息 $userInfo = array( "id" => $userId, "name" => "John Doe", "email" => "john.doe@example.com" ); return $userInfo; } // 调用方法并获取返回的数组 $user = getUserInfo(1); // 输出用户信息 print_r($user...
Return all the values of an array (not the keys): <?php $a=array("Name"=>"Peter","Age"=>"41","Country"=>"USA"); print_r(array_values($a)); ?> Try it Yourself » Definition and Usage The array_values() function returns an array containing all the values of an array. ...
functionarray_kshift(&$arr) { list($k)=array_keys($arr); $r=array($k=>$arr[$k]); unset($arr[$k]); return$r; } array_kshift($arr); print_r($arr); ?> 以上实例输出结果为: Array([2]=>2[3]=>3) 更多内容:PHP 删除数组的第一个元素 ...
Return an array in the reverse order: <?php $a=array("a"=>"Volvo","b"=>"BMW","c"=>"Toyota"); print_r(array_reverse($a)); ?> Try it Yourself » Definition and Usage The array_reverse() function returns an array in the reverse order. ...