Textbox textchanged event in PHP

Textbox textchanged event in PHP

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In this article, you going to see the Textbox textchanged event in PHP in detail step by step and with the help simple example in easy.

If you are looking for this topic than you are at right place.

Let’s start with topic Textbox textchanged event in PHP.

Before going to start with this topic.

First discuss regarding which event we going to use.

Event used is called onchange() event.

This event is used when value is changed in element of HTML tag.

It’s function is similarly works as on input event.

The main difference of oninput event it works immediately as value of element changed.

The onchange event works when element loses focus.

Below are some important regarding onchange event Supported HTML tags.

PointsDetails
Type of Eventtype
HTML tags which supportedinput type checkbox, color, date, datetime, email, file, month, number, password, text, week, url, week, select, textarea,
Event Details

Below is the example from which you can understand easily.

<?php
function myfunction(){
$x="Textbox textchanged event finally done .. !!";
return $x;
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Textbox textchanged event in PHP</title>
</head>
<body>
<div style="background-color:#e5bcbc;" align="center">
	<h1 align="center">Textbox textchanged event in PHP</h1>
	<p>Modify the text in the input field, then click outside the field to fire the onchange event.</p>
	<form action="" method="post"><input name=""  type="text" onChange="textchangeEvent();"></form>

<script language="javascript" type="text/javascript">
function textchangeEvent() {
a = "<?=myfunction();?>";
alert(a);
}
</script>
</div>
</body>
</html>

In the above code snippet you have see that i have used two function.

One is declared in PHP, above the html and the function name myfunction() function and another is text change event inside script tag.

This input field is type of text and use on change event.

Merge arrays and sort in descending order using PHP

On change eve one function is called textchangeEvent() function.

Using this function you come to know how to the text change is using.

After entering or modifying text inside the textbox, click outside the field to fire the onchange event.

Output:

Textchanged event in PHP
Textchanged event in PHP

Form the above code you completely understand how one can achieve text changed event in PHP.

Conclusion :

Finally, we done with the point Textbox textchanged event in PHP.

I hope you like this article and if you feel like we missed out on anything, please comment below.

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