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authorDavid A. Mellis <d.mellis@arduino.cc>2012-06-04 23:30:41 -0400
committerDavid A. Mellis <d.mellis@arduino.cc>2012-06-04 23:30:41 -0400
commit3436ca97cbccd9068c79bf201cb367de60789f37 (patch)
tree096846a2fe74930d44b1c5282fd5a9b0d0f09daa /cores/arduino
parent57973bcd49f1b789232205528ec6ad0ea053c97d (diff)
Printing NaN values as "nan" in printFloat().
http://code.google.com/p/arduino/issues/detail?id=946
Diffstat (limited to 'cores/arduino')
-rwxr-xr-xcores/arduino/Print.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/cores/arduino/Print.cpp b/cores/arduino/Print.cpp
index e541a6c..98969f5 100755
--- a/cores/arduino/Print.cpp
+++ b/cores/arduino/Print.cpp
@@ -226,6 +226,8 @@ size_t Print::printFloat(double number, uint8_t digits)
{
size_t n = 0;
+ if (isnan(number)) return print("nan");
+
// Handle negative numbers
if (number < 0.0)
{