jerry,98|tom,99|jack,10|anne,100
将只包含字母的单词放到String数组中,将数字放到int数组中。
public class ChaiFen {
public static void main(String args[]){
String a="jerry,98|tom,99|jack,10|anne,100";
Pattern p=Pattern.compile("([a-zA-Z]+)\\W{1}([0-9]+)\\W{0,1}");
Matcher ma=p.matcher(a);
System.out.println(ma.matches());
ma.reset();
while(ma.find()){
System.out.println(ma.group(1));//不知道怎么把这个放到数组里面??? }
ma.reset();
while(ma.find()){
System.out.println(ma.group(2));
}
}谁能帮我修改一下,把那个放到那个数组里面啊
将只包含字母的单词放到String数组中,将数字放到int数组中。
public class ChaiFen {
public static void main(String args[]){
String a="jerry,98|tom,99|jack,10|anne,100";
Pattern p=Pattern.compile("([a-zA-Z]+)\\W{1}([0-9]+)\\W{0,1}");
Matcher ma=p.matcher(a);
System.out.println(ma.matches());
ma.reset();
while(ma.find()){
System.out.println(ma.group(1));//不知道怎么把这个放到数组里面??? }
ma.reset();
while(ma.find()){
System.out.println(ma.group(2));
}
}谁能帮我修改一下,把那个放到那个数组里面啊
public static void main(String[] args) {
String a= "jerry,98|tom,99|jack,10|anne,100 ";
Matcher m = Pattern.compile("[a-zA-Z]+").matcher(a);
List<String> list = new ArrayList<String>();
while(m.find()){
list.add(m.group());
}
String[] strs = list.toArray(new String[list.size()]);
for(String s : strs){
System.out.println(s);
}
}
int size = a.split("|").length;
String[] words = new String[size];
int[] nums = new int[size];循环里面是:
int i=0;
while(ma.find()){
System.out.println(ma.group(1) + " " + ma.group(2));
words[i] = ma.group(1);
nums[i] = Integer.parseInt(ma.group(2));
i++;
}
String a= "jerry,98|tom,99|jack,10|anne,100 ";
->
String a= "jerry,98 |tom,99 |jack,10 |anne,100 ";//code
public class ChaiFen {
public static void main(String args[]){
String a= "jerry,98 |tom,99 |jack,10 |anne,100 ";
Pattern p=Pattern.compile( "([a-zA-Z]+)\\W{1}([0-9]+)\\W{0,1} ");
Matcher ma=p.matcher(a);
System.out.println(ma.matches());
ma.reset();
String[] arr=new String[4];
int i=0;
while(ma.find()){
//System.out.println(ma.group(1));//不知道怎么把这个放到数组里面???
arr[i]=new String();
arr[i]=ma.group(1);
i++;
}
ma.reset();
String[] num=new String[4];
int j=0;
while(ma.find()){
//System.out.println(ma.group(2));
num[j]=new String();
num[j]=ma.group(2);
j++;
}
System.out.print("The Strings:");
for(String str:arr){
System.out.print(str+" ");
}
System.out.println();
System.out.print("The Nums:");
for(String str:num){
System.out.print(str+" ");
}
}
}
打印结果是:
false
The Strings:jerry tom jack anne
The Nums:98 99 10 100
int size = a.split("|").length;
String[] words = new String[size];
int[] nums = new int[size];
import java.util.regex.Pattern;
public class ChaiFen {
public static void main(String args[]){
String a= "jerry,98 |tom,99 |jack,10 |anne,100 ";
Pattern p=Pattern.compile( "([a-zA-Z]+)\\W{1}([0-9]+)\\W{0,1} ");
Matcher ma=p.matcher(a);
int length=a.split(" ").length;
System.out.println(length);
System.out.println(ma.matches());
ma.reset();
String[] arr=new String[length];
int i=0;
while(ma.find()){
//System.out.println(ma.group(1));//不知道怎么把这个放到数组里面???
arr[i]=new String();
arr[i]=ma.group(1);
i++;
}
ma.reset();
String[] num=new String[length];
int j=0;
while(ma.find()){
//System.out.println(ma.group(2));
num[j]=new String();
num[j]=ma.group(2);
j++;
}
System.out.print("The Strings:");
for(String str:arr){
System.out.print(str+" ");
}
System.out.println();
System.out.print("The Nums:");
for(String str:num){
System.out.print(str+" ");
}
}
}