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const correctness (#89)

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make IPAddress.toString() const method, it doesn't modify anything
within the class.
This commit is contained in:
Victor Tseng 2016-12-12 07:32:55 +08:00 committed by Me No Dev
parent d8e74f2cbf
commit 54b1b8b1d3
2 changed files with 3 additions and 3 deletions
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2
cores/esp32/IPAddress.cpp
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@ -72,7 +72,7 @@ size_t IPAddress::printTo(Print& p) const
return n; return n;
} }
String IPAddress::toString() String IPAddress::toString() const
{ {
char szRet[16]; char szRet[16];
sprintf(szRet,"%u.%u.%u.%u", _address.bytes[0], _address.bytes[1], _address.bytes[2], _address.bytes[3]); sprintf(szRet,"%u.%u.%u.%u", _address.bytes[0], _address.bytes[1], _address.bytes[2], _address.bytes[3]);

2
cores/esp32/IPAddress.h
View File

@ -81,7 +81,7 @@ public:
IPAddress& operator=(uint32_t address); IPAddress& operator=(uint32_t address);
virtual size_t printTo(Print& p) const; virtual size_t printTo(Print& p) const;
String toString(); String toString() const;
friend class EthernetClass; friend class EthernetClass;
friend class UDP; friend class UDP;