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If-else statement takes a specific condition and checks whether the condition is truthy or falsy. If the condition is true, then the if statement executes a specific code block. If the condition is false, then the else statement executes a different code block. //
The switch statement is a multiple-choice selection statement. Once you have given the choices and relevant expressions for each choice, It looks through the choices until it finds the choice that matches the expression and executes it. //
Choosing one over the other is not that straightforward. Here are some tips when choosing one over the other;
You can use if-else when:
- The condition result is a boolean.
- The conditions are complex. For example, you have conditions with multiple logical operators.
You can use a switch-case when:
- There are multiple choices for an expression.
- The condition is based on a predefined set of values such as enums, constants, known types. For example, error codes, statuses, states, object types, etc.