- JavaScript Basics
- JavaScript Tutorial
- JavaScript: where to write
- JavaScript: how to display
- JavaScript: keywords
- JavaScript: comments
- JavaScript: variables
- JavaScript: operators
- JavaScript: data types
- JavaScript Conditional Statements
- JavaScript: if-else
- JavaScript: switch
- JavaScript: for loop
- JavaScript: while loop
- JavaScript: do-while loop
- JavaScript: break and continue
- JavaScript Popup Boxes
- JavaScript: alert box
- JavaScript: confirm box
- JavaScript: prompt box
- JavaScript Popular Topics
- JavaScript: functions
- JavaScript: innerHTML
- JavaScript: getElementById()
- JavaScript: getElementsByClassName()
- JavaScript: getElementsByName()
- JavaScript: getElementsByTagName()
- JavaScript: querySelector()
- JavaScript: querySelectorAll()
- JavaScript: document.write()
- JavaScript: console.log()
- JavaScript: boolean
- JavaScript: events
- JavaScript: Math object
- JavaScript: Math.random()
- JavaScript: Number()
- JavaScript: parseInt()
- JavaScript: parseFloat()
- JavaScript Arrays
- JavaScript: array
- JavaScript: find length of array
- JavaScript: add element at beginning
- JavaScript: add element at end
- JavaScript: remove first element
- JavaScript: remove last element
- JavaScript: get first index
- JavaScript: get last index
- JavaScript: reverse an array
- JavaScript: sort an array
- JavaScript: concatenate arrays
- JavaScript: join()
- JavaScript: toString()
- JavaScript: from()
- JavaScript: check if value exists
- JavaScript: check if array
- JavaScript: slice an array
- JavaScript: splice()
- JavaScript: find()
- JavaScript: findIndex()
- JavaScript: entries()
- JavaScript: every()
- JavaScript: fill()
- JavaScript: filter()
- JavaScript: forEach()
- JavaScript: map()
- JavaScript Strings
- JavaScript: string
- JavaScript: length of string
- JavaScript: convert to lowercase
- JavaScript: convert to uppercase
- JavaScript: string concatenation
- JavaScript: search()
- JavaScript: indexOf()
- JavaScript: search() vs. indexOf()
- JavaScript: match()
- JavaScript: match() vs. search()
- JavaScript: replace()
- JavaScript: toString()
- JavaScript: String()
- JavaScript: includes()
- JavaScript: substr()
- JavaScript: slice string
- JavaScript: charAt()
- JavaScript: repeat()
- JavaScript: split()
- JavaScript: charCodeAt()
- JavaScript: fromCharCode()
- JavaScript: startsWith()
- JavaScript: endsWith()
- JavaScript: trim()
- JavaScript: lastIndexOf()
- JavaScript Date and Time
- JavaScript: date and time
- JavaScript: Date()
- JavaScript: getFullYear()
- JavaScript: getMonth()
- JavaScript: getDate()
- JavaScript: getDay()
- JavaScript: getHours()
- JavaScript: getMinutes()
- JavaScript: getSeconds()
- JavaScript: getMilliseconds()
- JavaScript: getTime()
- JavaScript: getUTCFullYear()
- JavaScript: getUTCMonth()
- JavaScript: getUTCDate()
- JavaScript: getUTCDay()
- JavaScript: getUTCHours()
- JavaScript: getUTCMinutes()
- JavaScript: getUTCSeconds()
- JavaScript: getUTCMilliseconds()
- JavaScript: toDateString()
- JavaScript: toLocaleDateString()
- JavaScript: toLocaleTimeString()
- JavaScript: toLocaleString()
- JavaScript: toUTCString()
- JavaScript: getTimezoneOffset()
- JavaScript: toISOString()
- JavaScript Regular Expression
- JavaScript: regular expression
- JavaScript: RegEx . (dot)
- JavaScript: RegEx \w and \W
- JavaScript: RegEx \d and \D
- JavaScript: RegEx \s and \S
- JavaScript: RegEx \b and \B
- JavaScript: RegEx \0
- JavaScript: RegEx \n
- JavaScript: RegEx \xxx
- JavaScript: RegEx \xdd
- JavaScript: RegEx quantifiers
- JavaScript: RegEx test()
- JavaScript: RegEx lastIndex
- JavaScript: RegEx source
- JavaScript Programs
- JavaScript Programs
JavaScript Number toString(): Convert a Number to a String
The JavaScript toString() method is used when we need to convert a number to a string. For example:
<!DOCTYPE html> <html> <body> <p id="xyz"></p> <script> let myNumber = 10; let myString = myNumber.toString(); document.getElementById("xyz").innerHTML = typeof myString; </script> </body> </html>
Please note: The typeof operator is used to find the type of value or variable.
JavaScript toString() syntax
The syntax of the toString() method in JavaScript is:
number.toString(x)
The parameter x is optional and refers to an integer value from 2 to 36. This parameter is used when we need to get a number as a string after formatting the number in binary, octal, or hexadecimal form. For example:
<!DOCTYPE html> <html> <body> <p id="xyz"></p> <script> let myNumber = 10; let myString = myNumber.toString(16); document.getElementById("xyz").innerHTML = myString; </script> </body> </html>
Since the hexadecimal value of 10 is a, the above example produced a on the output.
Please note: 2 for binary, 8 for octal, and 16 for hexadecimal.
The toString() method returns a string as a number.
JavaScript toString() example
Consider the following HTML and JavaScript code as an example demonstrating the "toString()" method in JavaScript:
<!DOCTYPE html> <html> <body> <p>Binary Value of 234 = <span id="abc"></span></p> <script> let myNumber = 234; let myString = myNumber.toString(2); document.getElementById("abc").innerHTML = myString; </script> </body> </html>
Binary Value of 234 =
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