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35 lines
792 B
Plaintext
35 lines
792 B
Plaintext
/*
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String substring()
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Examples of how to use substring in a String
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created 27 July 2010
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by Tom Igoe
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http://arduino.cc/en/Tutorial/StringSubstring
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This example code is in the public domain.
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*/
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void setup() {
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Serial.begin(9600);
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Serial.println("\n\nString substring():");
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}
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void loop() {
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// Set up a String:
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String stringOne = "Content-Type: text/html";
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Serial.println(stringOne);
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// substring(index) looks for the substring from the index position to the end:
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if (stringOne.substring(19) == "html") {
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Serial.println("It's an html file");
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}
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// you can also look for a substring in the middle of a string:
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if (stringOne.substring(14,18) == "text") {
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Serial.println("It's a text-based file");
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}
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// do nothing while true:
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while(true);
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} |