NumberFormatter::setAttribute
numfmt_set_attribute
(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)
NumberFormatter::setAttribute -- numfmt_set_attribute — Set an attribute
说明
面向对象风格
public NumberFormatter::setAttribute(int
$attribute, int|float $value): bool过程化风格
Set a numeric attribute associated with the formatter. An example of a numeric attribute is the number of integer digits the formatter will produce.
参数
-
formatter -
NumberFormatter object.
-
attribute -
Attribute specifier - one of the numeric attribute constants.
-
value -
The attribute value.
返回值
成功时返回 true， 或者在失败时返回 false。
范例
示例 #1 numfmt_set_attribute() example
<?php
$fmt = numfmt_create( 'de_DE', NumberFormatter::DECIMAL );
echo "Digits: ".numfmt_get_attribute($fmt, NumberFormatter::MAX_FRACTION_DIGITS)."\n";
echo numfmt_format($fmt, 1234567.891234567890000)."\n";
numfmt_set_attribute($fmt, NumberFormatter::MAX_FRACTION_DIGITS, 2);
echo "Digits: ".numfmt_get_attribute($fmt, NumberFormatter::MAX_FRACTION_DIGITS)."\n";
echo numfmt_format($fmt, 1234567.891234567890000)."\n";
?>
示例 #2 OO example
<?php
$fmt = new NumberFormatter( 'de_DE', NumberFormatter::DECIMAL );
echo "Digits: ".$fmt->getAttribute(NumberFormatter::MAX_FRACTION_DIGITS)."\n";
echo $fmt->format(1234567.891234567890000)."\n";
$fmt->setAttribute(NumberFormatter::MAX_FRACTION_DIGITS, 2);
echo "Digits: ".$fmt->getAttribute(NumberFormatter::MAX_FRACTION_DIGITS)."\n";
echo $fmt->format(1234567.891234567890000)."\n";
?>
以上例程会输出：
Digits: 3 1.234.567,891 Digits: 2 1.234.567,89
参见
- numfmt_get_error_code() - Get formatter's last error code
- numfmt_get_attribute() - Get an attribute
- numfmt_set_text_attribute() - Set a text attribute
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