**Contents**show

## How do you divide in JavaScript?

Division (/)

The division operator ( / ) produces the quotient of its operands where the left operand is the dividend and the right operand is the divisor.

## What is the symbol for division in coding?

Division Sign Symbols

Division Sign Symbol | Division Sign Name | Decimal |
---|---|---|

÷ |
Division Sign | ÷ |

∕ | Division Slash | ∕ |

⊘ | Circled Division Slash | ⊘ |

⋇ | Division Times | ⋇ |

## What is divide by zero in JavaScript?

In JavaScript, division by **zero yields Infinity** . Similarly, division by negative zero yields -Infinity . Therefore, to determine if a number is equal to -0, we must check that it is a zero, then perform division with it as the denominator, and check for -Infinity as shown below.

## What is === in JavaScript?

=== (Triple equals) is a **strict equality comparison operator** in JavaScript, which returns false for the values which are not of a similar type. This operator performs type casting for equality. If we compare 2 with “2” using ===, then it will return a false value.

## What is the three dots in JavaScript?

The three dots in JavaScript are **the spread / rest operator**. The spread syntax allows an expression to be expanded in places where multiple arguments are expected. The rest parameter syntax is used for functions with a variable number of arguments. The spread / rest operator for arrays was introduced in ES6.

## Is NaN function JavaScript?

JavaScript isNaN() Function

The isNaN() function **determines whether a value is an illegal number** (Not-a-Number). This function returns true if the value equates to NaN. Otherwise it returns false. This function is different from the Number specific Number.

## Which HTML element do we put the JavaScript?

Explanation: The **<script> tag** is used to contain javascript code.

## How do I use toFixed?

It can be used to format a number with a specific number of digits to the right of the decimal. The toFixed() method is used with a number as shown in above syntax using the ‘. ‘ operator. This method will format a number using fixed-point notation.