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JavaScript Brain Teasers: Exercise Your Mind

Discussion: Mortal Koncatenation

Explore different ways to combine JavaScript arrays beyond using the plus operator. Learn how concat, spread operator, push, unshift, and splice methods work to merge arrays effectively and when to use each method for best practices.

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Verifying the output

Now, it’s time to execute the code and observe the output.

Javascript (babel-node-es2024)
const femaleMKCharacters = [
    "Sonya Blade",
    "Sindel",
    "Cassie Cage",
    "Sheeva"
];
const maleMKCharacters = [
    "Scorpion",
    "Sub-Zero",
    "Raiden",
    "Johnny Cage"
];
const MKCharacters = femaleMKCharacters + maleMKCharacters;
console.log(MKCharacters);

Understanding the output

This JavaScript code defines two arrays: femaleMKCharacters and maleMKCharacters. The femaleMKCharacters array contains the names of female characters from the Mortal Kombat video game series, whereas the ...