how to convert array to arraylist in java code example
Example 1: java array to arraylist
List<Element> list = Arrays.asList(array);
Example 2: convert arraylist to array in java
Integer[] arr = new Integer[al.size()];
// ArrayList to Array Conversion
for (int i = 0; i < al.size(); i++)
arr[i] = al.get(i);
Example 3: array to arraylist
new ArrayList<>(Arrays.asList(array));
Example 4: convert arraylist to array in java
Integer[] arr = new Integer[al.size()];
for (int i = 0; i < al.size(); i++)
arr[i] = al.get(i);
Example 5: list to arraylist java
ArrayList<Task> tmp = new ArrayList<Task>(mTrackytAdapter.getAllTasks(token));
Example 6: convert array to array
new_images = array();
// format image before upload
for ($i = 0; $i < count($images['name']); $i++) {
$new_images[] = array(
'name' => $images['name'][$i],
'type' => $images['type'][$i],
'tmp_name' => $images['tmp_name'][$i],
'error' => $images['error'][$i],
'size' => $images['size'][$i],
);
}
<pre>Array
(
[name] => Array (
[0] => Screen Shot 2020-10-21 at 10.44.30 AM.png
[1] => Screen Shot 2020-10-21 at 9.56.12 AM.png )
[type] => Array (
[0] => image/png
[1] => image/png )
[tmp_name] => Array (
[0] => /Applications/MAMP/tmp/php/phpnlVcZU
[1] => /Applications/MAMP/tmp/php/php1qaHkj )
[error] => Array (
[0] => 0
[1] => 0 )
[size] => Array (
[0] => 61923
[1] => 62194)
)
</pre>
// to
<pre>Array
(
[0] => Array (
[name] => Screen Shot 2020-10-21 at 10.44.30 AM.png
[type] => image/png
[tmp_name] => /Applications/MAMP/tmp/php/phpJz6xqI
[error] => 0
[size] => 61923 )
[1] => Array (
[name] => Screen Shot 2020-10-21 at 9.56.12 AM.png
[type] => image/png
[tmp_name] => /Applications/MAMP/tmp/php/phpHSBXaI
[error] => 0
[size] => 62194 )
)
</pre>