pouzdro spínače js
switch(expression) {
case x:
// code block
break;
case y:
// code block
break;
default:
// code block
}
příkaz JavaScript switch více případů
//javascript multiple case switch statement
var color = "yellow";
var darkOrLight="";
switch(color) {
case "yellow":case "pink":case "orange":
darkOrLight = "Light";
break;
case "blue":case "purple":case "brown":
darkOrLight = "Dark";
break;
default:
darkOrLight = "Unknown";
}
//darkOrLight="Light"
spínač v případě
function whatToDrink(time){
var drink ;
switch (time) {
case "morning":
drink = "Tea";
break;
case "evening":
drink = "Shake";
break;
default:
drink="Water";
}
return drink;
}
console.log(whatToDrink("morning")) //Tea
console.log(whatToDrink("evening")) //Shake
console.log(whatToDrink("night")) //Water
console.log(whatToDrink("daytime")) //Water
spínací pouzdro v
function whatToDrink(time){
var drink ;
switch (time) {
case "morning":
drink = "Tea";
break;
case "evening":
drink = "Shake";
break;
default:
drink="Water";
}
return drink;
}
console.log(whatToDrink("morning")) //Tea
console.log(whatToDrink("evening")) //Shake
console.log(whatToDrink("night")) //Water
console.log(whatToDrink("daytime")) //Water
spínač případě v c
// example of switch case statement
#include <stdio.h>
int main() {
char operator;
double n1, n2;
printf("Enter an operator (+, -, *, /): ");
scanf("%c", &operator);
printf("Enter two operands: ");
scanf("%lf %lf",&n1, &n2);
switch(operator)
{
case '+':
printf("%.1lf + %.1lf = %.1lf",n1, n2, n1+n2);
break;
case '-':
printf("%.1lf - %.1lf = %.1lf",n1, n2, n1-n2);
break;
case '*':
printf("%.1lf * %.1lf = %.1lf",n1, n2, n1*n2);
break;
case '/':
printf("%.1lf / %.1lf = %.1lf",n1, n2, n1/n2);
break;
// operator doesn't match any case constant +, -, *, /
default:
printf("Error! operator is not correct");
}
return 0;
}
spínací pouzdro v c
// example of switch case statement
#include <stdio.h>
int main() {
char operator;
double n1, n2;
printf("Enter an operator (+, -, *, /): ");
scanf("%c", &operator);
printf("Enter two operands: ");
scanf("%lf %lf",&n1, &n2);
switch(operator)
{
case '+':
printf("%.1lf + %.1lf = %.1lf",n1, n2, n1+n2);
break;
case '-':
printf("%.1lf - %.1lf = %.1lf",n1, n2, n1-n2);
break;
case '*':
printf("%.1lf * %.1lf = %.1lf",n1, n2, n1*n2);
break;
case '/':
printf("%.1lf / %.1lf = %.1lf",n1, n2, n1/n2);
break;
// operator doesn't match any case constant +, -, *, /
default:
printf("Error! operator is not correct");
}
return 0;
}
prohlášení o přepnutí
int x = Random.Range(0, 5);
switch(x){
case 0:
//preform action if x=0
break;
case 1:
//preform action if x=1
break;
//CONTINUE DOWN
}
funkce spínače
var rand = Math.round(random(1,4));
switch(rand){
case 1: console.log("Chosen Number : 1");
break;
case 2: console.log("Chosen Number : 2");
break;
case 3: console.log("Chosen Number : 3");
break;
case 4: console.log("Chosen Number : 4");
default: break;
}