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38 lines
1009 B
38 lines
1009 B
// Declaring different variables of different data types
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let firstName = "Asabeneh"; // first name of a person
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let lastName = "Yetayeh"; // last name of a person
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let country = "Finland"; // country
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let city = "Helsinki"; // capital city
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let age = 100; // age in years
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let isMarried = true;
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// Declaring variables with number values
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const gravity = 9.81; // earth gravity in m/s2
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const boilingPoint = 100; // water boiling point, temperature in oC
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const PI = 3.14; // geometrical constant
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// Variables can also be declaring in one line separated by comma
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let name = "Asabeneh", //name of a person
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job = "teacher",
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live = "Finland";
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// my own variables
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let character = "Sheldon Cooper";
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console.log(character);
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character = "Leonard Hofstadter";
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console.log(character);
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const characterIQ = 173;
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console.log(characterIQ);
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console.log(character, characterIQ);
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const characterIsMarried = true;
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let testOfUndefined;
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let emptyValue = null;
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console.log(characterIsMarried, testOfUndefined, emptyValue);
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