Skip to main content

Find sub string position JavaScript

By
Demo
Water is a chemical substance with the chemical formula H2O



Code
<script type="text/javascript" src="jquery.js"></script>
<script>
$(document).ready(function(){
$("#butt").click(function(){
var position=($("#str").text().toLowerCase()).indexOf($("#txtBox").val());
if(position>0)
 alert(position);
else
 alert("Not Found");
});
});
</script>
<span id="str">
Water is a chemical substance with the chemical formula H2O
</span>
<br/>
<input type="text" id="txtBox"/>
<button id="butt">Find Position</button>
Labels:

Comments

Post a Comment

Popular posts from this blog

How to use PHP and GD library to convert text to an image?

By
To convert text to an image in PHP, you can use the GD library, which is a graphics library for creating and manipulating images. Here is an example code that creates an image with a text message: <?php // Create a blank image $image = imagecreatetruecolor( 400 , 200 ); // Set the background color $bg_color = imagecolorallocate( $image , 255 , 255 , 255 ); imagefill( $image , 0 , 0 , $bg_color ); // Set the text color $text_color = imagecolorallocate( $image , 0 , 0 , 0 ); // Write the text on the image $text = "Hello World!" ; imagettftext( $image , 24 , 0 , 50 , 100 , $text_color , 'arial.ttf' , $text ); // Output the image as PNG header( 'Content-Type: image/png' ); imagepng( $image ); // Free up memory imagedestroy( $image ); ?> This code creates a 400x200 pixels image with a white background and black text that says "Hello World!". You can change the text, font, and colors to suit your ne
Post a Comment
Read more

Learn how to setup push notifications in your Ionic app and send a sample notification using Node.js and PHP.

By
Ionic is an open source mobile UI toolkit for building modern, high quality cross-platform mobile apps from a single code base. To set up push notifications in your Ionic app, you will need to perform the following steps: Create a new Firebase project or use an existing one, and then enable Firebase Cloud Messaging (FCM) for your project. Install the Firebase Cloud Messaging plugin for Ionic: npm install @ionic-native/firebase-x --save Add the plugin to your app's app.module.ts file: import { FirebaseX } from '@ionic-native/firebase-x/ngx' ; @ NgModule({ ... providers: [ ... FirebaseX ... ] ... }) Initialize Firebase in your app's app.component.ts file: import { FirebaseX } from '@ionic-native/firebase-x/ngx' ; @ Component({ ... }) export class AppComponent { constructor ( private firebase : FirebaseX ) { this .firebase.init(); } } Register your app with Firebase Cloud Messaging by adding
Post a Comment
Read more

How can the iOS notification content be modified before it is displayed?

By
In iOS, you can modify the notification content before displaying it using a Notification Service Extension . A Notification Service Extension is an app extension that is used to modify the content of a remote notification before it is displayed to the user. To modify the notification content, you can follow these steps: Create a Notification Service Extension target in your Xcode project. In the extension's Info.plist file, set the NSExtensionPrincipalClass key to the name of your extension's principal class. Implement the didReceive(_:withContentHandler:) method in your extension's principal class. This method is called when a notification is received by the system. In the didReceive(_:withContentHandler:) method, modify the content of the notification as desired. You can change the notification's title, subtitle, body, sound, badge, and attachments. Call the contentHandler parameter with the modified notification content. The system will then display the modified not
Post a Comment
Read more