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public class TestStr {
public static void main(String args[]){
String string = "<img src='imag/zhenyu.png'/>~ <img src='imag/yin.png'/>/阵雨转阴 <br /> 气温:30 ~ 22 ℃ <br />";
String temperature;
String weather;
int i;
int j;
i = string.indexOf("<br />");
j = string.indexOf("/>/");
weather = string.substring(j+"/>/".length(), i-1);
System.out.println(weather);
string = string.substring(i+"<br />".length(),string.length());
i = string.indexOf("<br />");
temperature = string.substring(" 气温:".length(),i-1);
System.out.println(temperature);
}
}