Appointment Hour Booking – Booking Calendar

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The $text parameter must be a single text string literal. Found: $button_label

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Resource version not set in call to wp_enqueue_script(). This means new versions of the script may not always be loaded due to browser caching.

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Unescaped parameter $cond used in $wpdb->get_results()\n$cond assigned unsafely at line 58.

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Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "_js2PhpTime".

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In footer ($in_footer) is not set explicitly wp_enqueue_script; It is recommended to load scripts in the footer. Please set this value to `true` to load it in the footer, or explicitly `false` if it should be loaded in the header.

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rand() is discouraged. Use the far less predictable wp_rand() instead.

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

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All output should be run through an escaping function (like esc_html_e() or esc_attr_e()), found '_e'.

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Scripts must be registered/enqueued via wp_enqueue_script()

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

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Classes declared by a theme/plugin should start with the theme/plugin prefix. Found: "Apphb_Signature".

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Version parameter is not explicitly set or has been set to an equivalent of "false" for wp_enqueue_script; This means that the WordPress core version will be used which is not recommended for plugin or theme development.

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Detected usage of a non-sanitized input variable: $_GET["page"]

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Stylesheets must be registered/enqueued via wp_enqueue_style()

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Short URL detected (goo.gl). Use full URLs instead of URL shorteners.