Onchange w javascript

Przykłady kodu

3
0

JS html textbox przy zmianie

<!-- 
	You can use any of the following:
	onkeydown, onkeyup or onchange
 -->

<input type="text" onkeydown="keydownFunction()" 
onkeyup="keyupFunction()" onchange="changeFunction()">
1
0

onchange js

<script>
document.getElementById("fname").addEventListener("change", myFunction);

function myFunction() {
  var x = document.getElementById("fname");
  x.value = x.value.toUpperCase();
}
</script>
0
0

przy zmianie zdarzenia html nie działa

onchange is only triggered when the control is blurred. Try onkeypress instead.
0
0

zdarzenie przyzmianie

<select class='select-option' [(ngModel)]="selected"
     (change)='onOptionsSelected($event)'>
   <option class='option'  *ngFor='let option of dropDownData' 
   [value]="option.seo_val">{{option.text_val}}</option>
</select>

public onOptionsSelected(event) {
   const value = event.target.value;
   this.selected = value;
   console.log(value);
}

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