JsonElement::getAsLong() const

Function Usage

Uses errno to indicate an invalid call if the JsonElement node is not of the long type, or otherwise, returns the long value.

Function Syntax

int64_t JsonElement::getAsLong() const;

Return Value

• Success: the long value of the node.
• Failure: an uninitialized long value.

If the data type of the node is not long, an uninitialized long value is returned.