| public asDecimal ( mixed $value, integer $decimals = null, array $options = [], array $textOptions = [] ) : string | ||
| $value | mixed | the value to be formatted. |
| $decimals | integer | the number of digits after the decimal point. If not given the number of digits is determined from the [[locale]] and if the [PHP intl extension](http://php.net/manual/en/book.intl.php) is not available defaults to `2`. |
| $options | array | optional configuration for the number formatter. This parameter will be merged with [[numberFormatterOptions]]. |
| $textOptions | array | optional configuration for the number formatter. This parameter will be merged with [[numberFormatterTextOptions]]. |
| return | string | the formatted result. |
public function asDecimal($value, $decimals = null, $options = [], $textOptions = [])
{
if ($value === null) {
return $this->nullDisplay;
}
$value = $this->normalizeNumericValue($value);
if ($this->_intlLoaded) {
$f = $this->createNumberFormatter(NumberFormatter::DECIMAL, $decimals, $options, $textOptions);
if (($result = $f->format($value)) === false) {
throw new InvalidParamException('Formatting decimal value failed: ' . $f->getErrorCode() . ' ' . $f->getErrorMessage());
}
return $result;
} else {
if ($decimals === null) {
$decimals = 2;
}
return number_format($value, $decimals, $this->decimalSeparator, $this->thousandSeparator);
}
} public function testAsDecimal()
{
$value = '123';
$this->assertSame($value, $this->formatter->asDecimal($value));
$value = '123456';
$this->assertSame("123,456", $this->formatter->asDecimal($value));
$value = '-123456.123';
$this->assertSame("-123,456.123", $this->formatter->asDecimal($value));
$this->assertSame($this->formatter->nullDisplay, $this->formatter->asDecimal(null));
}
