36 lines
694 B
Java
36 lines
694 B
Java
import java.lang.Integer;
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import java.lang.Double;
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import java.lang.String;
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import java.lang.Object;
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public class Instanceof{
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void checkInstanceof() {
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var a = 4;
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return (a instanceof java.lang.Integer);
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}
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void checkInstanceOfWithPattern(){
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var b = 4.0;
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if(b instanceof java.lang.Double d){
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return d;
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}else{
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return "Kein Double";
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}
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}
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void checkInstanceOfWithGuardedPattern(){
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var obj = "test";
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var flag;
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if (obj instanceof String s && s.length() > 5) {
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flag = s.contains("jdk");
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}
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}
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record Point(int x, int y){ }
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boolean equals(Object o) {
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return (o instanceof Point other)
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&& x == other.x
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&& y == other.y;
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}
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} |