how to concatenate strings javascript
var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
// does not change the existing strings, but
// returns a new string containing the text
// of the joined strings.how to concatenate strings javascript
var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
// does not change the existing strings, but
// returns a new string containing the text
// of the joined strings.javascript string concat vs +
It is strongly recommended to use the string
concatenationoperators (+, +=) instead of String.concat
method for perfomance reasonsjoin text in js
const myText = "It is a long established fact that a reader will"
const newText = myText.split(" ").join("-")
console.log(newText);//It-is-a-long-established-fact-that-a-reader-willjs concatenate strings
const str1 = 'Hello';
const str2 = 'World';
console.log(str1 + str2);
>> HelloWorld
console.log(str1 + ' ' + str2);
>> Hello Worldjavascript join address to string
var address = "foo";
var city;
var state = "bar";
var zip;
text = [address, city, state, zip].filter(Boolean).join(", ");
console.log(text)Copyright © 2021 Codeinu
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