Sử dụng mệnh đề điều kiện trong TypeScript

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let x: number = 10, y = 20;

if (x > y) 
{
    console.log('x is greater than y.');
} 
else if (x < y)
{
    console.log('x is less than y.'); //This will be executed
}
else if (x == y) 
{
    console.log('x is equal to y');
}

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let x: number = 10, y = 20;

x > y? console.log('x is greater than y.'): console.log('x is less than or equal to y.')

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let day : number = 4;

switch (day) {
    case 0:
        console.log("It is a Sunday.");
        break;
    case 1:
        console.log("It is a Monday.");
        break;
    case 2:
        console.log("It is a Tuesday.");
        break;
    case 3:
        console.log("It is a Wednesday.");
        break;
    case 4:
        console.log("It is a Thursday.");
        break;
    case 5:
        console.log("It is a Friday.");
        break;
    case 6:
        console.log("It is a Saturday.");
        break;
    default:
        console.log("No such day exists!");
        break;
}

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let x = 10, y = 5;

switch (x-y) {
    case 0:
        console.log("Result: 0");
        break;
    case 5:
        console.log("Result: 5");
        break;
    case 10:
        console.log("Result: 10");
        break;
}