Php/docs/function.mongodb.bson-fromjson

• PHP Manual
• 函数
• Returns the BSON representation of a JSON value

MongoDB\BSON\fromJSON

(mongodb >=1.0.0)

MongoDB\BSON\fromJSON — Returns the BSON representation of a JSON value

说明

MongoDB\BSON\fromJSON ( string $json ) : string

Converts an » extended JSON string to its BSON representation.

参数

json (string)

JSON value to be converted.

返回值

The serialized BSON document as a binary string.

错误／异常

• Throws MongoDB\Driver\Exception\UnexpectedValueException if the JSON value cannot be converted to BSON (e.g. due to a syntax error).

范例

Example #1 MongoDB\BSON\fromJSON() example

<?php$json = '{ "_id": { "$oid": "563143b280d2387c91807965" } }';$bson = MongoDB\BSON\fromJSON($json);$value = MongoDB\BSON\toPHP($bson);var_dump($value);?>

以上例程会输出：

object(stdClass)#2 (1) {
  ["_id"]=>
  object(MongoDB\BSON\ObjectId)#1 (1) {
    ["oid"]=>
    string(24) "563143b280d2387c91807965"
  }
}

参见

• MongoDB\BSON\toJSON() - Returns the Legacy Extended JSON representation of a BSON value
• » MongoDB Extended JSON
• » MongoDB BSON