Breaking News: Grepper is joining You.com. Read the official announcement!

how to check if a letter is capital in javascript

Add Answer

Careful Crab answered on October 30, 2020 Popularity 9/10 Helpfulness 3/10

answer how to check if a letter is capital in javascript

related check if letter is uppercase javascript

related javascript check if all capital letter

related check to see if work is uppercase javascript

related how to check if the first letter of a string is capitalized or uppercase in js

related check if letter is uppercase javascript

related javascript check if string contains capital letter

how to check if a letter is capital in javascript

Comment

// program to convert first letter of a string to uppercase
function capitalizeFirstLetter(str) {

    // converting first letter to uppercase
    const capitalized = str.charAt(0).toUpperCase() + str.slice(1);

    return capitalized;
}

// take input
const string = prompt('Enter a string: ');

const result = capitalizeFirstLetter(string);

console.log(result);

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: www.programiz.com

Tags: javascript letter

Link to this answer
Share Copy Link

Contributed on Nov 01 2021

Careful Crab

0 Answers Avg Quality 2/10

Closely Related Answers

check if letter is uppercase javascript

Comment

const isUpperCase = (string) => /^[A-Z]*$/.test(string)

Popularity 10/10 Helpfulness 10/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Nov 28 2020

ammer

0 Answers Avg Quality 2/10

javascript check if all capital letter

Comment

function isUpper(str) {
    return !/[a-z]/.test(str) && /[A-Z]/.test(str);
}

isUpper("FOO"); //true
isUpper("bar"); //false
isUpper("123"); //false
isUpper("123a"); //false
isUpper("123A"); //true
isUpper("A123"); //true
isUpper(""); //false

Popularity 10/10 Helpfulness 8/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Oct 30 2020

Web Surfer

0 Answers Avg Quality 2/10

check to see if work is uppercase javascript

Comment

var word = 'apple' //Expected: false

//Use word[0] to grap the first letter
if (word[0] == word[0].toUpperCase()) {
  //Word is uppercase
} else {
  //Word is not uppercase
}

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Jul 15 2021

Weary Wombat

0 Answers Avg Quality 2/10

how to check if the first letter of a string is capitalized or uppercase in js

Comment

/**** Check if First Letter Is Upper Case in JavaScript***/
function startsWithCapital(word){
    return word.charAt(0) === word.charAt(0).toUpperCase()
}

console.log(startsWithCapital("Hello")) // true
console.log(startsWithCapital("hello")) // false

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Dec 30 2020

deejay

0 Answers Avg Quality 2/10

check if letter is uppercase javascript

Comment

var strings = 'this iS a TeSt 523 Now!';
var i=0;
var character='';
while (i <= strings.length){
    character = strings.charAt(i);
    if (!isNaN(character * 1)){
        alert('character is numeric');
    }else{
        if (character == character.toUpperCase()) {
            alert ('upper case true');
        }
        if (character == character.toLowerCase()){
            alert ('lower case true');
        }
    }
    i++;
}

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Nov 28 2020

ammer

0 Answers Avg Quality 2/10

check if letter is uppercase javascript

Comment

isUpperCase('A') // true
isUpperCase('a') // false

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Nov 28 2020

ammer

0 Answers Avg Quality 2/10

javascript check if string contains capital letter

Comment

function startsWithCapital(word){
    return word.charAt(0) === word.charAt(0).toUpperCase()
}

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: contains javascript letter

Link to this answer
Share Copy Link

Contributed on Jul 14 2021

Elated Elephant

0 Answers Avg Quality 2/10

how to check if a letter is capital in javascript

Contents

More Related Answers

how to check if a letter is capital in javascript

Closely Related Answers

check if letter is uppercase javascript

javascript check if all capital letter

check to see if work is uppercase javascript

how to check if the first letter of a string is capitalized or uppercase in js

check if letter is uppercase javascript

check if letter is uppercase javascript

javascript check if string contains capital letter

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.