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Preference-> Java -> Install JREs
-> Add... (éæ©JDK1.7çç®å½)
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public class Jdk7Test {
public static void main(String[] args) {
String a = "1";
switch (a) {
case "1":
System.out.println("success");
break;
default:
System.exit(0);
break;
}
}
}
Cannot switch on a value of type String. Only convertible int values or enum constants are permitted Jdk7Test.java /myjava/src line 5 Java Problem
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Preference-> Java -> Compilerï¼Compiler compliance level设置æ1.7å³å¯ãå½ç¶ä¹å¯ä»¥é对å个project设置ã
Compiler compliance levelæé«çåªæ1.6.eclipsæ¯å®æ¹ææ°ç3.72
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