basics

• variables
• data types
• comments
• operators
• conditional statements
• loops
• sets
• maps

conditional statements

• if
• if-else
• if-else-if
• switch-case

• if and
• if or
• if not

loops

• for loop
• for…in loop
• for…of loop
• while loop
• do-while loop
• break
• continue
• infinite for loop
• infinite while loop

functions

• function syntax
• function returns

keywords

• const
• let

operators

• arithmetic operators
• assignment operators
• comparison operators
• logical operators

arithmetic operators

• addition
• subtraction
• multiplication
• exponentiation
• division
• modulus
• increment
• decrement

assignment operators

• assignment
• addition assignment
• subtraction assignment
• multiplication assignment
• exponentiation assignment
• division assignment
• modulus assignment

comparison operators

• equal to
• equal value and equal type
• not equal value or not equal type
• not equal
• greater than
• less than
• greater than or equal to
• less than or equal to

logical operators

• and
• or
• not

global methods

• decodeURI()
• decodeURIComponent()
• encodeURI()
• encodeURIComponent()
• escape()
• eval()
• isFinite()
• isNaN()
• Number()
• parseFloat()
• parseInt()
• String()
• unescape()

• convert string to integer
• convert string to float
• check if given number is finite
• create a new string
• check if given value is NaN
• evaluate JavaScript code given as string

global properties

• Infinity
• NaN
• undefined

set methods/properties

• new Set()
• add()
• clear()
• delete()
• has()
• entries()
• forEach()
• values()
• size

strings

• template strings

string methods/properties

• charAt()
• charCodeAt()
• concat()
• endsWith()
• fromCharCode()
• includes()
• indexOf()
• lastIndexOf()
• localeCompare()
• match()
• repeat()
• replace()
• search()
• slice()
• split()
• startsWith()
• substr()
• substring()
• toLocaleLowerCase()
• toLocaleUpperCase()
• toLowerCase()
• toString()
• toUpperCase()
• trim()
• valueOf()

array methods/properties

• at()
• concat()
• copyWithin()
• entries()
• every()
• fill()
• filter()
• find()
• findIndex()
• forEach()
• from()
• includes()
• indexOf()
• isArray()
• join()
• keys()
• lastIndexOf()
• length
• map()
• pop()
• push()
• reduce()
• reduceRight()
• reverse()
• shift()
• slice()
• some()
• sort()
• splice()
• toString()
• unshift()
• valueOf()

classes

• class
• static methods

objects

• loop over the keys of an object

date methods/properties

• new Date()

• getDate()
• getDay()
• getFullYear()
• getHours()
• getMilliseconds()
• getMinutes()
• getMonth()
• getSeconds()
• getTime()
• getTimezoneOffset()
• getUTCDate()
• getUTCDay()
• getUTCFullYear()
• getUTCHours()
• getUTCMilliseconds()
• getUTCMinutes()
• getUTCMonth()
• getUTCSeconds()
• now()
• parse()
• setDate()
• setFullYear()
• setHours()
• setMilliseconds()
• setMinutes()
• setMonth()
• setSeconds()
• setTime()
• setUTCDate()
• setUTCFullYear()
• setUTCHours()
• setUTCMilliseconds()
• setUTCMinutes()
• setUTCMonth()
• setUTCSeconds()
• setYear()
• toDateString()
• toGMTString()
• toISOString()
• toJSON()
• toLocaleDateString()
• toLocaleTimeString()
• toString()
• toTimeString()
• toUTCString()
• UTC()
• valuesOf()

others

• why is javascript dynamically typed