WP Fastest Cache

Missing "License" in Plugin Header. Please update your Plugin Header with a valid GPLv2 (or later) compatible license.

Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "wpfastestcache_activate".

Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "wpfastestcache_deactivate".

File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: is_writable().

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found 'file_get_contents'.

A function call to __() with texts containing placeholders was found, but was not accompanied by a "translators:" comment on the line above to clarify the meaning of the placeholders.

parse_url() is discouraged because of inconsistency in the output across PHP versions; use wp_parse_url() instead.

Use placeholders and $wpdb->prepare(); found $element

Use placeholders and $wpdb->prepare(); found $element

strip_tags() is discouraged. Use the more comprehensive wp_strip_all_tags() instead.