FastLED 3.9.15
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◆ as_string() [1/2]

fl::optional< fl::string > fl::json_value::as_string ( ) const
inline

Definition at line 1051 of file types.h.

1051 {
1052 // Check if we have a valid value first
1053 if (data.empty()) {
1054 return fl::nullopt;
1055 }
1056
1057 StringConversionVisitor visitor;
1058 data.visit(visitor);
1059 return visitor.result;
1060 }
constexpr nullopt_t nullopt
Definition optional.h:13
variant_t data
Definition types.h:700

References data, FL_NOEXCEPT, fl::nullopt, and fl::StringConversionVisitor::result.