是的,PHP函数可以返回数组或对象。在PHP中,函数可以返回几乎任何类型的值,包括数组和对象。以下是一个示例,展示了如何从函数中返回数组和对象:<?php function getArray() { $array = array("apple", "banana", "cherry"); return$array; } function getObject() { $object = newstdClass(); $object->nam...
preg_split ( string $pattern , string $subject [, int $limit = -1 [, int $flags = 0 ]] ) : array 正则分隔字符串参考:https://www.php.net/manual/zh/function.preg-split.php
以变量形式输出:".$id.' '.$name." ".$age;echo"===parse_str带参数===";parse_str("id=23&name=bill&age=26",$myarray);print_r($myarray); 输出:===parse_str===不带参数,以变量形式输出:
PHP Version:4.0.6+ More Examples Example Using a user-made function to change the values of an array: <?php functionmyfunction($v) { if($v==="Dog") { return"Fido"; } return$v; } $a=array("Horse","Dog","Cat"); print_r(array_map("myfunction",$a)); ...
As of PHP 4.2.0, this function returns FALSE on failure instead of NULL. More Examples Example Search an array for the value 5 and return its key (notice the ""): <?php $a=array("a"=>"5","b"=>5,"c"=>"5"); echoarray_search(5,$a,true); ...
return返回值; } 其中, •函数名是函数的名称,应该采用小写字母和下划线组成; •参数1,参数2, ...是函数的输入参数,可以是0个或多个; •函数体是一系列的PHP语句,用于实现具体的功能; •返回值是函数执行后的结果,可以是任意数据类型。 3. 要调用函数,只需要使用函数名和相应的参数即可。调用函数的基...
Send each value of an array to a function, multiply each value by itself, and return an array with the new values:<?php function myfunction($v){ return($v*$v);} $a=array(1,2,3,4,5);print_r(array_map("myfunction",$a)); ?> ...
PHP: Return all the values of an array The array_values() function is used to fetch all the values from an array. The function indexes the array numerically. Version: (PHP 4 and above) Syntax: array_values(array1) Parameter: Return value: ...
} } class Application { private $provider; public function __construct($provider) { $this->provider = $provider; } public function register() { return $this->provider->register(); } public function testFuncArg() { if (func_num_args() > 0) { $patterns = is_array(func_get_arg(0)...
<?php if (!function_exists('array_walk_recursive')) { function array_walk_recursive(&$input, $funcname, $userdata = "") { if (!is_callable($funcname)) { return false; } if (!is_array($input)) { return false; } foreach ($input AS $key => $value) ...