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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 1620 | * |
| 1621 | * This filter is only run if the wordpress.org Serve Happy API considers the PHP version acceptable, ensuring |
| 1622 | * that this filter can only make this check stricter, but not loosen it. |
| 1623 | * |
| 1624 | * @since 5.1.1 |
| 1625 | * |
| 1626 | * @param bool $is_acceptable Whether the PHP version is considered acceptable. Default true. |
| 1627 | * @param string $version PHP version checked. |
| 1628 | */ |
| 1629 | $response['is_acceptable'] = (bool) apply_filters( 'wp_is_php_version_acceptable', true, $version ); |
| 1630 | } |
| 1631 | |
| 1632 | $response['is_lower_than_future_minimum'] = false; |
| 1633 | |
| 1634 | // The minimum supported PHP version will be updated to 7.2. Check if the current version is lower. |
| 1635 | if ( version_compare( $version, '7.2', '<' ) ) { |
| 1636 | $response['is_lower_than_future_minimum'] = true; |
| 1637 | |
| 1638 | // Force showing of warnings. |