Convert string List To Int List - Java java.util

Java examples for java.util:List Convert

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Description

Convert string List To Int List

Demo Code


//package com.java2s;
import java.util.ArrayList;

import java.util.List;

public class Main {
    public static void main(String[] argv) {
        List strings = java.util.Arrays.asList("asdf", "java2s.com");
        System.out.println(stringListToIntList(strings));
    }//from   ww  w  .  ja v  a2  s. co  m

    public static List<Integer> stringListToIntList(List<String> strings) {
        List<Integer> nums = new ArrayList<>(strings.size());
        for (String s : strings)
            nums.add(Integer.parseInt(s));
        return nums;
    }
}

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