How to change text on button Click in android?

5 Answers

  1. First you give onclick event for Button like (buttonClick).
  2. In java file just write below code. public void buttonClick(View v) { TextView tv = (TextView)findViewById(; tv.setText(“Welcome to android”); }

Which method can set or change text in a button?

7 Answers. You can use the setText() method.

How do you set a text button?

To set Android Button text, we can assign android:text XML attribute for Button in layout file with the required Text value. To programmatically set or change Android Button text, we can pass specified string to the method Button. setText(new_string_value).

How do you change text on Android?

Changing Built-In Font Settings

  1. In the “Settings” menu, scroll down and tap the “Display” option.
  2. The “Display” menu may vary depending on your Android device.
  3. In the “Font Size and Style” menu, tap the “Font Style” button.
  4. You’ll have a list of pre-installed font styles available for you to choose from.

Can we change the text in TextView?

TextView cannot be set as your parent view. You’ll have to surround the TextView with a LinearLayout.

How do I change the value of a clicked button?

To change the button text, first we need to access the button element inside the JavaScript by using the document. getElementById() method and add a click event handler to the button, then set it’s value property to blue . Now, when we click on our button , it changes the value from Red to Blue or vice versa.

How do I change label text?

How to change the text of a label using JavaScript?

  1. Create a label element and assign an id to that element.
  2. Define a button that is used to call a function.
  3. Define a javaScript function, that will update the label text.
  4. Use the innerHTML property to change the text inside the label.

How do I install custom fonts on Android?

Downloading, extracting and installing a custom font on your Android Device

  1. Extract the font to Android SDcard> iFont> Custom. Click ‘Extract’ to complete the extraction.
  2. The font will now be located in My Fonts as a custom font.
  3. Open it to preview the font and to install it on your device.