Optimized Print::print(String&) (part 2)

cmaglie · cmaglie · commit 618aace1bf34 · 2013-12-23T12:04:15.000+01:00
diff --git a/cores/arduino/Print.cpp b/cores/arduino/Print.cpp
@@ -46,11 +46,7 @@ size_t Print::print(const __FlashStringHelper *ifsh)
 
 size_t Print::print(const String &s)
 {
-  size_t n = 0;
-  for (uint16_t i = 0; i < s.length(); i++) {
-    n += write(s[i]);
-  }
-  return n;
+  return write(reinterpret_cast<const uint8_t*>(s.c_str()), s.length());
 }
 
 size_t Print::print(const char str[])

Original file line number	Diff line number	Diff line change
`@@ -46,11 +46,7 @@ size_t Print::print(const __FlashStringHelper *ifsh)`
`46`	`46`
`47`	`47`	`size_t Print::print(const String &s)`
`48`	`48`	`{`
`49`		`- size_t n = 0;`
`50`		`- for (uint16_t i = 0; i < s.length(); i++) {`
`51`		`- n += write(s[i]);`
`52`		`- }`
`53`		`- return n;`
	`49`	`+ return write(reinterpret_cast<const uint8_t*>(s.c_str()), s.length());`
`54`	`50`	`}`
`55`	`51`
`56`	`52`	`size_t Print::print(const char str[])`