join strings in array javascript code example

Example 1: javascript join array

var array = ["Joe", "Kevin", "Peter"];
array.join(); // "Joe,Kevin,Peter"
array.join("-"); // "Joe-Kevin-Peter"
array.join(""); // "JoeKevinPeter"
array.join(". "); // "Joe. Kevin. Peter"

Example 2: .join in javascript

const elements = ['Sun', 'Earth', 'Moon'];

console.log(elements.join());
// output: "Sun,Earth,Moon"

console.log(elements.join(''));
// output: "SunEarthMoon"

console.log(elements.join('-'));
// output: "Sun-Earth-Moon"

Example 3: join in array

var a = ['Wind', 'Water', 'Fire'];
a.join();      // 'Wind,Water,Fire'
a.join(', ');  // 'Wind, Water, Fire'
a.join(' + '); // 'Wind + Water + Fire'
a.join('');    // 'WindWaterFire'

Example 4: join array javascript

<html>
  <select multiple class="select-colors">
    <option>blue</option>
    <option>green</option>
  </select>
</html>  

<script>
  var myColorSelect = $(".select-colors").val().join();
  
 console.log(myColorSelect);
</script>

Tags:

Javascript Example

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