FastLED
3.10.8
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operator()()
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void
fl::int_conversion_visitor
<
i64
>::operator()
(
const
fl::string
&
str
)
inline
Definition at line
243
of file
types.h
.
243
{
244
// NEW INSTRUCTIONS: AUTO CONVERT STRING TO INT
245
// Try to parse the string as an integer using FastLED's StringFormatter
246
// Validate by checking if string contains only digits (and optional +/- sign)
247
bool
isValidInt
=
true
;
248
fl::size
startPos
= 0;
249
250
// Check for sign
251
if
(
str
.length() > 0 && (
str
[0] ==
'+'
||
str
[0] ==
'-'
)) {
252
startPos
= 1;
253
}
254
255
// Check that all remaining characters are digits
256
for
(
fl::size
i
=
startPos
;
i
<
str
.length();
i
++) {
257
if
(!
fl::isdigit
(
str
[
i
])) {
258
isValidInt
=
false
;
259
break
;
260
}
261
}
262
263
// If it looks like a valid integer, try to parse it
264
if
(
isValidInt
&&
str
.length() > 0) {
265
int
parsed
=
fl::parseInt
(
str
.c_str(),
str
.length());
266
result
=
static_cast<
IntType
>
(
parsed
);
267
}
268
}
fl::parseInt
int parseInt(const char *str, fl::size len) FL_NO_EXCEPT
Parse an integer from a character buffer.
Definition
charconv.cpp.hpp:253
fl::int_conversion_visitor< i64 >::result
fl::optional< i64 > result
Definition
types.h:279
fl::int_conversion_visitor
Definition
types.h:163
fl
int_conversion_visitor< i64 >
Generated on Sun Oct 18 2026 00:57:06 for FastLED by
1.13.2