How do you clear a hash in Ruby?

Hash.clear() is the first syntax Parameter: Hashes that must be cleared. Hash with all elements cleared as a return value.

What are the different methods of clearing variables in Ruby?

The three most common methods are: using the keyword nil, using the @ symbol, and using the delete operator.

What are the most common methods of clear in Ruby?

The most common methods of clear are: CLEAR_STRING CLEAR_ARRAY CLEAR_HASH

Hash Methods of clear

To find content from modules and lessons

Hash.clear() is the first syntax
Parameter: Hashes that must be cleared.
Hash with all elements cleared as a return value.

The three most common methods are:

using the keyword nil,
using the @ symbol, and
using the delete operator.

The most common methods of clear are:

CLEAR_STRING
CLEAR_ARRAY
CLEAR_HASH

The clear() method clears a dictionary of all its elements.

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Hash Methods of clear

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Course Content

Introduction to Ruby

How to use LearnVern

What is RVM?

How to Install RVM & Ruby Practical

Assignmen of installation version

RVM Functions

RVM Functions Practicals

RVM Assignment-1

RVM Assignment-2

Variables Introductions

Local & Global Variables

Instance & Class Variables

Constant

Boolean

Numbers

Symbols

Arrays

Hashes

Strings

Object Oriented

Class & Objects

Initializer Method

Instance Method

Initializer Instance Method Practical

Assignment of Initialize Method

Assignment of Instance method

Class Method

Class Method Practical

Class & Methods

Assignment of Class Method

Attribute

Assignment of attr_reader

Assignment of attr_assessor

Assignment of att_write

Control_Structure Intro

If Else Statement

Assignment of If Else Statement

Unless Statement

Case Statement

Assignment of Case Statement

Intro + While Loop

Assignment of While Loop

Until Loop

Assignment of Until Loop

For Loop

Assignment of For Loop

Break Statement

Assignment of Break Statement

Next Statement

Assignment of Next Statement

Redo Statement

Assignment of Redo Statement

Assignment of Control Structure

Introduction of Comments

Assignment of Single line Comments

Assignment of Multi line Comments

Arithmetic Operators

Arithmetic Operator Example

Assignment of Arithmetic Operators

Assignment Operators

Assignment Operator Example