MongoDB\BSON\Decimal128::__construct

Construct a new Decimal128

説明

final public MongoDB\BSON\Decimal128::__construct(string $value)

注意: MongoDB\BSON\Decimal128 is only compatible with MongoDB 3.4+. Attempting to use the BSON type with an earlier version of MongoDB will result in an error.

パラメータ

value (string)

A decimal string.

エラー / 例外

  • Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
  • Throws MongoDB\Driver\Exception\InvalidArgumentException if value is not a valid decimal string.

例1 MongoDB\BSON\Decimal128::__construct example

<?php

var_dump
(new MongoDB\BSON\Decimal128(1234.5678));
var_dump(new MongoDB\BSON\Decimal128(NAN));
var_dump(new MongoDB\BSON\Decimal128(INF));

?>

上の例の出力は、 たとえば以下のようになります。

object(MongoDB\BSON\Decimal128)#1 (1) {
  ["dec"]=>
  string(9) "1234.5678"
}
object(MongoDB\BSON\Decimal128)#1 (1) {
  ["dec"]=>
  string(3) "NaN"
}
object(MongoDB\BSON\Decimal128)#1 (1) {
  ["dec"]=>
  string(8) "Infinity"
}