Formats a number as a currency (ie $1,234.56). When no currency symbol is provided, default symbol for current locale is used.
{{ currency_expression | currency : symbol : fractionSize}}
$filter('currency')(amount, symbol, fractionSize)
Param | Type | Details |
---|---|---|
amount | number |
Input to filter. |
symbol
(optional)
|
string |
Currency symbol or identifier to be displayed. |
fractionSize
(optional)
|
number |
Number of decimal places to round the amount to, defaults to default max fraction size for current locale |
string | Formatted number. |
<script>
angular.module('currencyExample', [])
.controller('ExampleController', ['$scope', function($scope) {
$scope.amount = 1234.56;
}]);
</script>
<div ng-controller="ExampleController">
<input type="number" ng-model="amount" aria-label="amount"> <br>
default currency symbol ($): <span id="currency-default">{{amount | currency}}</span><br>
custom currency identifier (USD$): <span id="currency-custom">{{amount | currency:"USD$"}}</span>
no fractions (0): <span id="currency-no-fractions">{{amount | currency:"USD$":0}}</span>
</div>
it('should init with 1234.56', function() {
expect(element(by.id('currency-default')).getText()).toBe('$1,234.56');
expect(element(by.id('currency-custom')).getText()).toBe('USD$1,234.56');
expect(element(by.id('currency-no-fractions')).getText()).toBe('USD$1,235');
});
it('should update', function() {
if (browser.params.browser == 'safari') {
// Safari does not understand the minus key. See
// https://github.com/angular/protractor/issues/481
return;
}
element(by.model('amount')).clear();
element(by.model('amount')).sendKeys('-1234');
expect(element(by.id('currency-default')).getText()).toBe('-$1,234.00');
expect(element(by.id('currency-custom')).getText()).toBe('-USD$1,234.00');
expect(element(by.id('currency-no-fractions')).getText()).toBe('-USD$1,234');
});