js string parse code example

Example 1: javascript explode

//split into array of strings.
var str = "Well, how, are , we , doing, today";
var res = str.split(",");

Example 2: string split javascript

var myString = "An,array,in,a,string,separated,by,a,comma";
var myArray = myString.split(",");
/* 
*
*  myArray :
*  ['An', 'array', 'in', 'a', 'string', 'separated', 'by', 'a', 'comma']
*
*/

Example 3: javascript split string

// Split string into an array of strings
const path = "/usr/home/chucknorris"
let result = path.split("/")
console.log(result)
// result
// ["", "usr", "home", "chucknorris"]
let username = result[3]
console.log(username)
// username
// "chucknorris"

Example 4: how to sepaarte text in object javascript

let data = 'Child 1 First Name: Ali\nChild 1 Gender: Female\nChild 1 Hair Color: Blonde\nChild 1 Hair Style: Wavy\nChild 1 Skin Tone: Tan\nChild 2 First Name: Morgan \nChild 2 Gender: Female\nChild 2 Hair Color: Brown\nChild 2 Hair Style: Ponytail\nChild 2 Skin Tone: Light\nRelationship 1 to 2: Brother\nRelationship 2 to 1: Brother\n';
let target = {};

data.split('\n').forEach((pair) => {
  if(pair !== '') {
    let splitpair = pair.split(': ');
    let key = splitpair[0].charAt(0).toLowerCase() + splitpair[0].slice(1).split(' ').join('');
    target[key] = splitpair[1];
  }
});

console.dir(target);

Example 5: parse string javascript

parseFloat("16.5"); // 16.5
parseInt("34.6"); // 34
JSON.parse('{ "name":"John", "age":30, "city":"New York"}'); // {name: "John", age: 30, city: "New York"}