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function _invoice_round in Invoice 7

Same name and namespace in other branches

6 invoice_helpers.inc \_invoice_round()

Helper function to get a rounded value

Read the comments on http://www.php.net/round why the standard PHP round() function doesn't work right.

For example with PHP round(38.675, 2) gives 38.67, but that must be 38.68

Parameters

mixed $value:

integer $precision:

Return value

float

4 calls to _invoice_round()

invoice_load in ./invoice.module: Implements hook_load()
invoice_settings in ./invoice.module: Invoice settings
_invoice_get_invoice_totals in ./invoice_helpers.inc: Helper function to calculate invoice totals
_invoice_round_and_format_money in ./invoice_helpers.inc: Returns a rounded and formatted number according to the locale set on the invoice settings page

File

./invoice_helpers.inc, line 501: Invoice module

Code

function _invoice_round($value, $precision = 0) {
  $rounded_value = round(round($value * pow(10, $precision + 1), 0), -1) / pow(10, $precision + 1);
  return $rounded_value;
}