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arduino-0022

This commit is contained in:
Eve Entropia 2011-02-23 21:47:18 +01:00
parent 4f99742f03
commit a9ad0e80a0
803 changed files with 69785 additions and 33024 deletions

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@ -0,0 +1,37 @@
/*
String charAt() and setCharAt()
Examples of how to get and set characters of a String
created 27 July 2010
by Tom Igoe
http://arduino.cc/en/Tutorial/StringCharacters
This example code is in the public domain.
*/
void setup() {
Serial.begin(9600);
Serial.println("\n\nString charAt() and setCharAt():");
}
void loop() {
// make a string to report a sensor reading:
String reportString = "SensorReading: 456";
Serial.println(reportString);
// the reading's most significant digit is at position 15 in the reportString:
String mostSignificantDigit = reportString.charAt(15);
Serial.println("Most significant digit of the sensor reading is: " + mostSignificantDigit);
// add blank space:
Serial.println();
// you can alo set the character of a string. Change the : to a = character
reportString.setCharAt(13, '=');
Serial.println(reportString);
// do nothing while true:
while(true);
}