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Fix invalid JSON

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Fix invalid JSON floating point result from nan (Not a Number) and inf (Infinity) into null (#4147)
This commit is contained in:
Theo Arends 2018-10-25 14:03:34 +02:00
parent 51ee22273b
commit eefad54be7
2 changed files with 2 additions and 2 deletions
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2
sonoff/_changelog.ino
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@ -1,6 +1,6 @@
/* 6.2.1.19 20181023 /* 6.2.1.19 20181023
* Fix header file execution order by renaming user_config.h to my_user_config.h * Fix header file execution order by renaming user_config.h to my_user_config.h
* Fix invalid JSON floating point result from nan into null (#4147) * Fix invalid JSON floating point result from nan (Not a Number) and inf (Infinity) into null (#4147)
* *
* 6.2.1.18 20181019 * 6.2.1.18 20181019
* Add more API callbacks and document API.md * Add more API callbacks and document API.md

2
sonoff/support.ino
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@ -196,7 +196,7 @@ int TextToInt(char *str)
char* dtostrfd(double number, unsigned char prec, char *s) char* dtostrfd(double number, unsigned char prec, char *s)
{ {
if (isnan(number)) { if ((isnan(number)) || (isinf(number))) { // Fix for JSON output (https://stackoverflow.com/questions/1423081/json-left-out-infinity-and-nan-json-status-in-ecmascript)
strcpy(s, "null"); strcpy(s, "null");
return s; return s;
} else { } else {