Converting String Type Key Values to Numeric Data Type

You can convert string type key values to numeric data type. This page includes an example of converting string values to Long type using modify-overwrite-beta operation with toLong function.

Input Value

{
  "kisiId": "123",
  "uyeId": "456",
  "adi": "xxx",
  "soyadi": "yyy"
}

JOLT Transformation Code

The =toLong expression converts string values to Long type. If the value is not a valid number, an error may occur.

[
  {
    "operation": "modify-overwrite-beta",
    "spec": {
      "kisiId": "=toLong",
      "uyeId": "=toLong"
    }
  }
]

Output Value

{
  "kisiId": 123,
  "uyeId": 456,
  "adi": "xxx",
  "soyadi": "yyy"
}