JavaScript? ?? ??

???????? ?? ??? ?? ??? ??? ????? ??? ??? ???? ?????. ??? ??? ??? ?????? ???? ???? ????? ??? ??? ??? ???? ???.

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1. ????? ??????

?? ??? ??? ????.

• ?? ??? ????? ????? ??
• ?? ??? ???? ??

?? ?? JavaScript? ??? ?????? ?? ??? ??? ???.

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2. ?? ??? ?

?. ????? ??

??? ??? ???? ??? ?? ??? ? ????.

?: forEach? ??? ?? ??

const numbers = [1, 2, 3];

numbers.forEach(function(number) {
  console.log(number * 2);
});
// Output:
// 2
// 4
// 6

?. ?? ??? ???? ??

?? ??? ?? ???? ??? ??? ?? ??? ?? ? ????.

?: ?? ???

function createMultiplier(multiplier) {
  return function(number) {
    return number * multiplier;
  };
}

const double = createMultiplier(2);
console.log(double(5)); // Output: 10

const triple = createMultiplier(3);
console.log(triple(5)); // Output: 15

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3. JavaScript? ??? ?? ??

JavaScript? ?? ??????? ??? ?? ??? ?????.

?. ??

??? ? ??? ?????.

const numbers = [1, 2, 3];
const squared = numbers.map(function(number) {
  return number * number;
});
console.log(squared); // Output: [1, 4, 9]

?. ??

??? ?? ??? ??????.

const numbers = [1, 2, 3, 4, 5];
const evenNumbers = numbers.filter(function(number) {
  return number % 2 === 0;
});
console.log(evenNumbers); // Output: [2, 4]

?. ???

??? ???? ??? ?? ??? ????.

const numbers = [1, 2, 3];

numbers.forEach(function(number) {
  console.log(number * 2);
});
// Output:
// 2
// 4
// 6

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4. ?? ??? ??

1. ????: ???? ??? ???? ? ????.
2. ???: ??? ??? ?????.
3. ???: ???? ??? ????.
4. ??? ???: ??? ??? ??????.

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5. ??? ?? ??

?: ??? ?? ?? ??

function createMultiplier(multiplier) {
  return function(number) {
    return number * multiplier;
  };
}

const double = createMultiplier(2);
console.log(double(5)); // Output: 10

const triple = createMultiplier(3);
console.log(triple(5)); // Output: 15

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6. ?? ??

1. ??? ???

const numbers = [1, 2, 3];
const squared = numbers.map(function(number) {
  return number * number;
});
console.log(squared); // Output: [1, 4, 9]

1. API

const numbers = [1, 2, 3, 4, 5];
const evenNumbers = numbers.filter(function(number) {
  return number % 2 === 0;
});
console.log(evenNumbers); // Output: [2, 4]

1. ??? ?? ?? ??? ???? ??? ??? ?????.

const numbers = [1, 2, 3, 4];
const sum = numbers.reduce(function(accumulator, currentValue) {
  return accumulator + currentValue;
}, 0);
console.log(sum); // Output: 10

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7. ?? ??? ??

• ???: ?? ??? ?? ??? ?? ??? ????.
• ??: ???? ???? ?? ?? ??? ??? ? ????.
• ???: ??? ??? ???? ??? ? ????.

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8. ??

• ?? ??? ??? ??? ????? ??? ?????.
• ??? ?????? ???? ??? ??? ??? ???? ?????.
• ?, ??, ?? ? JavaScript? ??? ?? ??? ???? ??? ??????.

?? ??? ??? ?? ????? ???? ??? JavaScript ??? ???? ? ?????.

?????. ?? Abhay Singh Kathayat???!
?? ?????? ??? ?? ??? ?? ?? ??? ?? ??? ??????. ?? ????? ?? ???? ??? ???? ??????? ???? ?? ??? ????? ??? ?????? ???? ?????.
? ???? ???(kaashshorts28@gmail.com)? ???? ?????.

? ??? JavaScript? ?? ?? ???: ??? ????? ?? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!