arduino-0022

arduino-0022-linux-x64/examples/8.Strings/StringConstructors/StringConstructors.pde

@@ -0,0 +1,64 @@
+/*
+   String constructors
+ 
+ Examples of how  to create strings from other data types
+ 
+ created 27 July 2010
+ modified 4 Sep 2010
+ by Tom Igoe
+ 
+ http://arduino.cc/en/Tutorial/StringConstructors
+ 
+ This example code is in the public domain.
+ */
+
+void setup() {
+  Serial.begin(9600);
+}
+
+void loop() {
+    // using a constant String:
+    String stringOne = "Hello String";     
+    Serial.println(stringOne);      // prints "Hello String"
+
+    // converting a constant char into a String:
+    stringOne =  String('a');        
+    Serial.println(stringOne);       // prints "a"
+
+    // converting a constant string into a String object:
+    String stringTwo =  String("This is a string");  
+    Serial.println(stringTwo);      // prints "This is a string"
+
+    // concatenating two strings:
+    stringOne =  String(stringTwo + " with more"); 
+    // prints "This is a string with more":
+    Serial.println(stringOne);      
+
+    // using a constant integer:
+    stringOne =  String(13);        
+    Serial.println(stringOne);      // prints "13"
+    
+    // using an int and a base:
+    stringOne =  String(analogRead(A0), DEC);  
+    // prints "453" or whatever the value of analogRead(A0) is
+    Serial.println(stringOne);      
+
+    // using an int and a base (hexadecimal):
+    stringOne =  String(45, HEX);   
+    // prints "2d", which is the hexadecimal version of decimal 45:
+    Serial.println(stringOne);      
+
+	// using an int and a base (binary)
+    stringOne =  String(255, BIN);  
+    // prints "11111111" which is the binary value of 255
+    Serial.println(stringOne);      
+    
+    // using a long and a base:
+    stringOne =  String(millis(), DEC);
+    // prints "123456" or whatever the value of millis() is: 
+    Serial.println(stringOne);      
+
+  // do nothing while true:
+  while(true);
+
+}