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Properties Back

1. Use dot notation

  • To use dot notation when accessing properties.
  • Eslint rules tags: dot-notation
const Aleen = {
    name: 'PuiMan Cheui',
    age: '22'
};

/**
 * bad
 */
const name = Aleen['name'];

/**
 * good
 */
const name = Aleen.name;

2. Use subscript notation []

  • To use subscript notation [] when accessing properties with a variable.
const Aleen = {
    name: 'PuiMan Cheui',
    age: '22'
};

function getProperty(prop) {
    return Aleen[prop];
}

const name = getProperty('name');