How to remove icon in md-select?

Question

JavaScript

Here is an example: JSFiddle
If you open a sheet, then next to Option 2 there is an icon.
And if you select this option, then in the selected md-select , this icon appears next to the text, how can I remove it?
What would the icon be only when the sheet is opened, and if you select some value, then the icon disappears.

Answer 1

.md-input-has-value .icon {
  display: none;
}