System.JSON.TryJsonToFloat
Delphi
function TryJsonToFloat(const DotValue: string; var Value: Double): Boolean;
C++
extern DELPHI_PACKAGE bool __fastcall TryJsonToFloat(const System::UnicodeString DotValue, double &Value);
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
function | public | System.JSON.pas System.JSON.hpp |
System.JSON | System.JSON |
Description
Fills Value
with the specified JSON floating-point value as a double, and returns True
on success or False
if the specified value is not a valid JSON floating-point value.
For example, if DotValue
is a string that contains 1.2
, TryJsonToFloat fills Value
with 1.2
and returns True
.