equal
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inserted
replaced
10 /** |
10 /** |
11 * Core class used for updating core. |
11 * Core class used for updating core. |
12 * |
12 * |
13 * It allows for WordPress to upgrade itself in combination with |
13 * It allows for WordPress to upgrade itself in combination with |
14 * the wp-admin/includes/update-core.php file. |
14 * the wp-admin/includes/update-core.php file. |
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15 * |
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16 * Note: Newly introduced functions and methods cannot be used here. |
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17 * All functions must be present in the previous version being upgraded from |
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18 * as this file is used there too. |
15 * |
19 * |
16 * @since 2.8.0 |
20 * @since 2.8.0 |
17 * @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php. |
21 * @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php. |
18 * |
22 * |
19 * @see WP_Upgrader |
23 * @see WP_Upgrader |