ADDITIONAL SYSTEM INFORMATION :
java version "17.0.8" 2023-07-18 LTS
Java(TM) SE Runtime Environment (build 17.0.8+9-LTS-211)
Java HotSpot(TM) 64-Bit Server VM (build 17.0.8+9-LTS-211, mixed mode, sharing)

A DESCRIPTION OF THE PROBLEM :
Here is unbelievable scenario, it outputs "false" instead of "true":

public class Test {
    public static void main(String[] args) {
        System.out.println("---\n" +
                "title: \"Upsun - Definition, Etymology, And Usage in Modern English\"".startsWith("---\n"));
    }
}


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Run this code:

public class Test {
    public static void main(String[] args) {
        System.out.println("---\n" +
                "title: \"Upsun - Definition, Etymology, And Usage in Modern English\"".startsWith("---\n"));
    }
}


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
"true" in console output
ACTUAL -
"false"

FREQUENCY : always