typescript.md

[Java | Type]Script

Questions

• When to use type vs when to use interface?

• const vs let vs var

  const customer = X ? null : await this.concert.getCustomer(Y);

• Ternary operation:

  • const variable_name = condition ? expression1 : expression2 is a shorthand way of writing an if-else statement
  • In English, this would be "if condition is true, assign variable_name the value of expression1. Else, assigne variable_name the value of expression2"
  • Example:

    const
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