Functions file erased wordpress

add_filter( 'woocommerce_sale_flash', 'add_percentage_to_sale_badge', 20, 3 );
function add_percentage_to_sale_badge( $html, $post, $product ) {
    if( $product->is_type('variable')){
        $percentages = array();

        // Get all variation prices
        $prices = $product->get_variation_prices();

        // Loop through variation prices
        foreach( $prices['price'] as $key => $price ){
            // Only on sale variations
            if( $prices['regular_price'][$key] !== $price ){
                // Calculate and set in the array the percentage for each variation on sale
                $percentages[] = round(100 - ($prices['sale_price'][$key] / $prices['regular_price'][$key] * 100));
            }
        }
        $percentage = max($percentages) . '%';
    } else {
        $regular_price = (float) $product->get_regular_price();
        $sale_price    = (float) $product->get_sale_price();

        $percentage    = round(100 - ($sale_price / $regular_price * 100)) . '%';
    }
    return '<span class="onsale">' . esc_html__( 'SALE', 'woocommerce' ) . ' ' . $percentage . '</span>';
}

Source: wordpress.org

Similar codes

7 votes254 views5 answers
Codeigniter count rows
PHP CodeIgniter
1 vote211 views1 answer
Js change h1 value
PHP
1 vote220 views3 answers
Symfony start
PHP
2 votes218 views4 answers
Create config value file in php
PHP
0 vote205 views1 answer
What does the initals of php stand for?
PHP
1 vote219 views1 answer
How validate if one parameter is exist another parameter must exist in laravel
PHP
0 vote195 views1 answer
Show user only those products which he hasn't buyed laravel eloquent
PHP
17 votes277 views3 answers
Laravel make model controller and migration one time
PHP Laravel
1 vote211 views2 answers
Php get screen width
PHP
0 vote208 views2 answers
Current date time in php for input
PHP