Get woocommerce carts total amount

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Try this:

WC()->cart->cart_contents_total

The function get_cart_total uses wc_price function thas converts cart_contents_total to currency.

php wordpress woocommerce discount coupon

You need to call the global variable to ensure that it gets the correct values.

If you add

 global $woocommerce;

just before

 $amount2 = floatval( preg_replace( '#[^\d.]#', '', $woocommerce->cart->get_cart_total() ) );

that should solve your problem.

php wordpress woocommerce discount coupon

This also work nicelly.

WC()->cart->total

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