wp-theme-function.php

<?php

$_theme = wp_get_theme();
$_themeName = $_theme->get('Name');
$_themeThemeURI = $_theme->get('ThemeURI');
$_themeDescription = $_theme->get('Description');
$_themeAuthor = $_theme->get('Author');
$_themeAuthorURI = $_theme->get('AuthorURI');
$_themeVersion = $_theme->get('Version');
$_themeVersion = $_theme->get('Version');
$_themeTextDomain = $_theme->get('TextDomain');

/*
[
    [Name] => 'THEME NAME'
    [ThemeURI] => 'http://themeurl.com'
    [Description] => 'Theme description here'
    [Author] => 'author name'
    [AuthorURI] => 'https://authorurl.com'
    [Version] => 1.0.0
    [Template] =>
    [Status] =>
    [Tags] =>
    [TextDomain] =>
    [DomainPath] =>
]
*/