amokve

Where I insert the code? thank you
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add_filter( ‘members_sanitize_role’, ‘my_sanitize_role’, 10, 2 );

function my_sanitize_role( $sanitized, $role ) {

$sanitized = strtolower( $role );
$sanitized = preg_replace( ‘/[^a-z0-9_\-\s]/’, ”, $sanitized );
return str_replace( ‘ ‘, ‘_’, $sanitized );
}