所以这是我的代码的一部分。如果我为preTranslation字符串输入了“1111”,它应该输出true,但它打印出false。我猜测.equal()不能比较这两个值,但我不知道另一种方式。任何帮助?字符串值和数组值之间的相等性
import javax.swing.JOptionPane;
import java.util.Arrays;
public class test3
{
public static void main (String [] args)
{
String s1 = "Morse";
// Decide whether Morse code or English
String decide = JOptionPane.showInputDialog("Enter 'English' for Morse to English code translation and 'Morse' for English to Morse code translation. Pay attention to Caps.");
// Enter String & decide whether to convert to Morse or English
String preTranslation = JOptionPane.showInputDialog("Enter the words you wish to translate.");
if (decide.equals(s1))
toMorse(preTranslation);
else
toEnglish(preTranslation);
}
// Translate to Morse
public static void toMorse(String preTrans)
{
// Initialize english letters
char[] english = new char[3];
// Initialize english numbers
english[0] = 1;
english[1] = 2;
english[2] = 3;
// Initialize morse characters
String[] morse = {".","-", ".-"};
// Replace spaces with |
String phraseWithDelimiter = preTrans.replace(" ", "|");
String[] translation = new String[phraseWithDelimiter.length()];
System.out.println(phraseWithDelimiter.substring(0, 1).equals(english[0])); // Should print out to be true
}
}
只是一个评论在这里,你为什么不做一个toLower()在“决定”字符串(和比较它(“莫尔斯”),所以你不必告诉用户“注意帽子“,只是一个念头! –