textfield with icon flutter code example

Example 1: flutter textfield with icon onclick

TextField(
  controller: _controller,
  decoration: InputDecoration(
    hintText: "Enter a message",
    suffixIcon: IconButton(
      onPressed: () => _controller.clear(),
      icon: Icon(Icons.clear),
    ),
  ),
)

Example 2: text form field prefix icon

TextField(
//    ...,other fields
      decoration: InputDecoration(
        prefixIcon: prefixIcon??Icon(Icons.done),
      ),
    ),

Example 3: add a leading icon to text field in flutter

TextField(
//    ...,other fields
      decoration: InputDecoration(
        prefixIcon: prefixIcon??Icon(Icons.done),
      ),
    ),