Formats a number as text.
If the input is not a number an empty string is returned.
{{ number_expression | number[:fractionSize] }}
angular.filter.number(number[, fractionSize])
number – {number|string} –
Number to format.
fractionSize(optional=2) – {(number|string)} –
Number of decimal places to round the number to.
{string}
– Number rounded to decimalPlaces and places a “,” after each third digit.
<script> function Ctrl() { this.val = 1234.56789; } </script> <div ng:controller="Ctrl"> Enter number: <input ng:model='val'><br/> Default formatting: {{val | number}}<br/> No fractions: {{val | number:0}}<br/> Negative number: {{-val | number:4}} </div>
it('should format numbers', function() { expect(binding('val | number')).toBe('1,234.568'); expect(binding('val | number:0')).toBe('1,235'); expect(binding('-val | number:4')).toBe('-1,234.5679'); }); it('should update', function() { input('val').enter('3374.333'); expect(binding('val | number')).toBe('3,374.333'); expect(binding('val | number:0')).toBe('3,374'); expect(binding('-val | number:4')).toBe('-3,374.3330'); });