<li>You <b>must</b> call the invoice_lines() function at least once - pass it a number of lines, and it returns a list of array references, each of two elements: a service description column, and a price column. Alternatively, call invoice_lines() with no arguments, and pagination will be disabled - all invoice line items will print on one page, with no padding (recommended for email invoices).
<li>In addition, the following variables are available:
<ul>
<li>You <b>must</b> call the invoice_lines() function at least once - pass it a number of lines, and it returns a list of array references, each of two elements: a service description column, and a price column. Alternatively, call invoice_lines() with no arguments, and pagination will be disabled - all invoice line items will print on one page, with no padding (recommended for email invoices).
<li>In addition, the following variables are available:
<ul>