MongoDB\BSON\Decimal128::__construct

    (mongodb >=1.2.0)

    MongoDB\BSON\Decimal128::__construct — Construct a new Decimal128

    说明

    finalpublicMongoDB\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.

    参数

    value (string)

    A decimal string.

    错误／异常

    示例

    示例 #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));

    ?>

    以上示例的输出类似于：

    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" }
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