sqrt()

Description

Calcule la racine carrée d'un nombre.

Syntaxe

sqrt(x);

Paramètres

x: le nombre, tout type de donnée.

Valeurs Renvoyées

  • La racine carrée du nombre (si x = 4, sqrt(x) renvoie 2) (double)

Exemple

void setup() { Serial.begin(9600); int x = 4; double y = sqrt(x); Serial.print("The square root of "); Serial.print(x); Serial.print(" is "); Serial.println(y); } void loop() {}

The result in Serial Monitor:

COM6
Send
The square root of 4 is 2.00
Autoscroll Show timestamp
Clear output
9600 baud  
Newline  

Voir Également

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