*华氏度转摄氏度
℃ = (οF - 32) / 1.8
摄氏度转华氏度
°F = (9/5)*°C + 32

摄氏度转华氏度

 

fahrenheit = (9/5.0) * wd + 32;
fahrenheit2 = (9/5.0) * wd2 + 32;
int hs = (int) fahrenheit;

 

华氏度转摄氏度

degree = (fahrenheit - 32)*5/9;

 

特殊字符

String tt = "sdfdf{fwe }fwef< fwef #$";String regEx="[`~!@#$%^&*()+=|{}':;'\\[\\].<>/?~！@#￥%……&*（）——+|{}【】'；：”“’。、？]";
Pattern p = Pattern.compile(regEx);
Matcher m = p.matcher(tt);
String toSpeechText=m.replaceAll("").trim();
Log.i("lgq","ww正则==="+toSpeechText);Pattern pattern = Pattern.compile("\t|\r|\n|\\s*");
Matcher matcher = pattern.matcher(toSpeechText);
String dest = matcher.replaceAll("");Log.i("lgq","ww正则222==="+dest);

04-29 08:58:47.569 14311-14311/com.dlc.mytestttt I/lgq: ww正则===sdfdffwe fwef fwef
04-29 08:58:47.569 14311-14311/com.dlc.mytestttt I/lgq: ww正则222===sdfdffwefweffwef

Android String标签使用，实现组合字符串

<string name="total_price"><![CDATA[
<font color="#666666">共%1$d件商品 小计：</font><font color="#FB6D74">￥%2$s</font>
]]></string>

调用

mTvTotalPrice.setText(Html.fromHtml(getString(R.string.total_price, mGoodsInfo.getBuyNum(), mGoodsInfo.getTotalPrice())));

s代表String类型d代表数字类型

<string name="kedikou">可抵扣%1$s元</string>

调用

mTvDeduction.setText(getString(R.string.kedikou, dikouMoney));

#8195是空格

<string name="pick_up_store">提货门店：%1$s&#8195;%2$s</string>

调用

textView.setText(getString(R.string.pick_up_store, "第一", "第二二"));