jQuery( function( $ ) { var $testProp = $( 'div.quantity:not(.buttons_added), td.quantity:not(.buttons_added)' ).find('qty'); if ($testProp && $testProp.prop('type') != 'date') { // Quantity buttons $( 'div.quantity:not(.buttons_added), td.quantity:not(.buttons_added)' ).addClass( 'buttons_added' ).append( '' ).prepend( '' ); // Target quantity inputs on product pages $( 'input.qty:not(.product-quantity input.qty)' ).each( function() { var min = parseFloat( $( this ).attr( 'min' ) ); if ( min && min > 0 && parseFloat( $( this ).val() ) < min ) { $( this ).val( min ); } }); $( document ).on( 'click', '.plus, .minus', function() { // Get values var $qty = $( this ).closest( '.quantity' ).find( '.qty' ), currentVal = parseFloat( $qty.val() ), max = parseFloat( $qty.attr( 'max' ) ), min = parseFloat( $qty.attr( 'min' ) ), step = $qty.attr( 'step' ); // Format values if ( ! currentVal || currentVal === '' || currentVal === 'NaN' ) currentVal = 0; if ( max === '' || max === 'NaN' ) max = ''; if ( min === '' || min === 'NaN' ) min = 0; if ( step === 'any' || step === '' || step === undefined || parseFloat( step ) === 'NaN' ) step = 1; // Change the value if ( $( this ).is( '.plus' ) ) { if ( max && ( max == currentVal || currentVal > max ) ) { $qty.val( max ); } else { $qty.val( currentVal + parseFloat( step ) ); } } else { if ( min && ( min == currentVal || currentVal < min ) ) { $qty.val( min ); } else if ( currentVal > 0 ) { $qty.val( currentVal - parseFloat( step ) ); } } // Trigger change event $qty.trigger( 'change' ); }); } });