MongoDB\BSON\Decimal128::__construct

(mongodb >=1.2.0)

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

说明

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.

参数

value (string)

A decimal string.

错误／异常

范例

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));

?>

以上例程的输出类似于：

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"
}