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- filter in module ng
Formats a number as a currency (ie $1,234.56). When no currency symbol is provided, default symbol for current locale is used.
Usage
In HTML Template Binding
{{ currency_expression | currency : symbol}} In JavaScript
$filter('currency')(amount, symbol) Arguments
| Param | Type | Details | 
|---|---|---|
| amount | number | Input to filter. | 
| symbol (optional) | string | Currency symbol or identifier to be displayed. | 
Returns
| string | Formatted number. | 
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    https://code.angularjs.org/1.2.32/docs/api/ng/filter/currency