JAVASCRIPT

convert camelcase to sentence case javascript

var text = 'helloThereMister';
var result = text.replace( /([A-Z])/g, " $1" );
var finalResult = result.charAt(0).toUpperCase() + result.slice(1);
console.log(finalResult);

Convert string to camel case

//codewars:Convert string to camel case
function toCamelCase(str){
  //console.log(str, 'testing')
  if(str === ''){
    return ''
  } else {

   let containmentArea = []
   let splitString = str.replace(/[^A-Z0-9]/ig, "_").split("_")
   //[ 'the', 'stealth', 'warrior' ]
   let firstElement = containmentArea.push( splitString.splice(0,1) )

   for(let word in splitString){

     let splitWords = splitString[word].split('')
     let capitalLetter = splitWords[0].toUpperCase()

     splitWords.splice(0,1, capitalLetter)
     let joinedWord = splitWords.join('')

     containmentArea.push(joinedWord)
     let newSentence = containmentArea.join('')

   }
     return containmentArea.join('')
  }
}

Convert string to camel case

def to_camel_case(text):
    if text == '':
        return text
    for i in text:
        if i == '-' or i == '_':
            text = text.replace(text[text.index(i):text.index(i)+2], text[text.index(i)+1].upper(), 1)
    return text

convert a string in snake case to camel case js, snake case to camel case js

const snakeToCamelCase = (s) =>
  s.toLowerCase().replace(/(_w)/g, (w) => w.toUpperCase().substr(1));
const str1 = 'learn_javascript';
console.log(snakeToCamelCase(str1)); // learnJavaScript

how to convert string to camel case in javascript

const camelCase = (string) => {
  function camelize(str) {
    return str
      .replace(/(?:^w|[A-Z]|w)/g, function(word, index) {
        return index === 0 ? word.toLowerCase() : word.toUpperCase();
      })
      .replace(/s+/g, "");
  }
  const newText = camelize(string);
  return newText
};

javascript to camelcase

String.prototype.toCamelCase = function () {
	let STR = this.toLowerCase()
		.trim()
		.split(/[ -_]/g)
		.map(word => word.replace(word[0], word[0].toString().toUpperCase()))
		.join('');
	return STR.replace(STR[0], STR[0].toLowerCase());
};

Convert string to camel case

function toCamelCase(str){

   let strArray;
   

   if(str === ''){
       return ''
   }
   

   if(str.indexOf('-') !== -1){
       strArray = str.split('-')
   }else{
       strArray = str.split('_')
   }


   let capitalString = strArray[0]

   for(let i=1; i<strArray.length;i++){
       capitalString+= capitalize(strArray[i])
   }
   
   return capitalString
 
 }
 let capitalize = (str) =>{
    return str[0].toUpperCase()+str.slice(1)
}