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how to change display classes on click of select options
<div class="crypto-opt-container mt-md-5">
  <label">Which Crypto would you like to Deposit with?</label>
  <div class="dropdown w-100">
    <select class="form-select p-2 deposit-dropdown" aria-label="Default select example">
      <option selected>Choose Crypto Option:</option>
      <option value="1">Bitcoin</option>
      <option value="2">Ethereum</option>
      <option value="3">USDT</option>
    </select>
  </div>
</div>

<div class="depo-add-container mt-md-5">
  <label>Deposit Address:</label>
  <div class="d-flex flex-row justify-content-between">
    <p class="mb-0 me-1 py-2 ps-4 add-text1" id="p1"> ygwbfewilskfhnewisfklnewiofjfhjky </p>
    <p class="mb-0 me-1 py-2 ps-4 add-text2" id="p2"> ygwbfewilskfhnewisfklnewiofjfhrrt </p>
    <p class="mb-0 me-1 py-2 ps-4 add-text3" id="p3"> ygwbfewilskfhnewisfklnewiofewfygi </p>                                
    <button class="btn-primary w-20 px-3 copy-btn" onclick="copyToClipboard('#p1')">
      Copy
      <i class="fa-regular fa-copy ps-2"></i>
    </button>
  </div>
</div>
.add-text2, .add-text3{
   display: none;
}

EXPLANATION:

I want the p.add-text(1,2 and 3) to toggle display from none to block according to which option the user clicks such that if <option value="1">Bitcoin</option> is clicked then this <p class="mb-0 me-1 py-2 ps-4 add-text1" id="p1">ygwbfewilskfhnewisfklnewiofjfhjky</p> will be display: block and so on.

In essence, option values= "1,2,3" should only display p.add-text1,2,3 respectively.

Javascript only answers please!!!

about 4 years ago · Juan Pablo Isaza
3 Respuestas
Responde la pregunta

0

This will surely help you :)

let value = 0;
let selectBtn = document.querySelector('select');
let p1 = document.querySelector('#p1');
let p2 = document.querySelector('#p2');
let p3 = document.querySelector('#p3');
selectBtn.addEventListener('change', () => {
  if (selectBtn.value == 1) {

    p1.classList.remove('add-text1');
    p2.classList.add('add-text2');
    p3.classList.add('add-text3');
  } else if (selectBtn.value == 2) {
    p1.classList.add('add-text1');
    p2.classList.remove('add-text2');
    p3.classList.add('add-text3');
  } else if ( selectBtn.value == 3 ) {
    p1.classList.add('add-text1');
    p2.classList.add('add-text2');
    p3.classList.remove('add-text3');
  }
})
.add-text1, .add-text2, .add-text3{
              display: none;
       }
  <div class="crypto-opt-container mt-md-5">
                          <label">Which Crypto would you like to Deposit with?</label>
                          <div class="dropdown w-100">
                            <select class="form-select p-2 deposit-dropdown" aria-label="Default select example">
                              <option selected>Choose Crypto Option:</option>
                              <option value="1">Bitcoin</option>
                              <option value="2">Ethereum</option>
                              <option value="3">USDT</option>
                            </select>
                          </div>
                        </div>

                        <div class="depo-add-container mt-md-5">
                          <label>Deposit Address:</label>
                          <div class="d-flex flex-row justify-content-between">
                            <p class="mb-0 me-1 py-2 ps-4 add-text1" id="p1">ygwbfewilskfhnewisfklnewiofjfhjky</p>
                            <p class="mb-0 me-1 py-2 ps-4 add-text2" id="p2">ygwbfewilskfhnewisfklnewiofjfhrrt</p>
                            <p class="mb-0 me-1 py-2 ps-4 add-text3" id="p3">ygwbfewilskfhnewisfklnewiofewfygi</p>                                
                            <button class="btn-primary w-20 px-3 copy-btn" onclick="copyToClipboard('#p1')">Copy<i class="fa-regular fa-copy ps-2"></i></button>
                          </div>
                        </div>

about 4 years ago · Juan Pablo Isaza Denunciar

0

you need to use onchange event with javascript, something like this:

function change(selected) {
  document.querySelector('p.add-text' + selected.value).display = 'block'
}

and in html add to select onchange="change(this)" or add eventlistener with js

about 4 years ago · Juan Pablo Isaza Denunciar

0

This way...

const
  mySelect = document.querySelector('select[name="mySelect"]')
, p1_p2_p3 = document.querySelectorAll('#p1,#p2,#p3')
  ;
  
set_p1_p2_p3_on_mySelect()                    // on init page

mySelect.onchange = set_p1_p2_p3_on_mySelect  // for every change
  
function set_p1_p2_p3_on_mySelect()
  {
  let sel_id = 'p' + mySelect.value
  p1_p2_p3.forEach( p => p.classList.toggle('noDisplay', p.id !== sel_id ))
  }
.noDisplay { display: none; }
<select name="mySelect" >
  <option selected>Choose Crypto Option:</option>
  <option value="1">Bitcoin</option>
  <option value="2">Ethereum</option>
  <option value="3">USDT</option>
</select> 


 
<div>
  <p id="p1"> ygwbfewilskfhnewisfklnewiofjfhjky Bitcoin</p>
  <p id="p2"> ygwbfewilskfhnewisfklnewiofjfhrrt Ethereum </p>
  <p id="p3"> ygwbfewilskfhnewisfklnewiofewfygi USDT </p>                                
</div>

about 4 years ago · Juan Pablo Isaza Denunciar
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