修改TextView中部分文字的颜色

Android-修改TextView中部分文字的颜色

textView = (TextView) findViewById(R.id.textview);
  SpannableStringBuilder builder = new SpannableStringBuilder(textView.getText().toString());
 
  //ForegroundColorSpan 为文字前景色，BackgroundColorSpan为文字背景色
  ForegroundColorSpan redSpan = new ForegroundColorSpan(Color.RED);
  ForegroundColorSpan whiteSpan = new ForegroundColorSpan(Color.WHITE);
  ForegroundColorSpan blueSpan = new ForegroundColorSpan(Color.BLUE);
  ForegroundColorSpan greenSpan = new ForegroundColorSpan(Color.GREEN);
  ForegroundColorSpan yellowSpan = new ForegroundColorSpan(Color.YELLOW);
 

  builder.setSpan(redSpan, 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
  builder.setSpan(whiteSpan, 1, 2, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
  builder.setSpan(blueSpan, 2, 3, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
  builder.setSpan(greenSpan, 3, 4, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
  builder.setSpan(yellowSpan, 4,5, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 
  textView.setText(builder);