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Use the switch statement to select one of many blocks of code to be executed. When JavaScript reaches a break keyword, it breaks out of the switch block.
The body of a switch statement is known as a switch block. A statement in the switch block can be labeled with one or more case or default labels. The switch statement evaluates its expression, then executes all statements that follow the matching case label.
24 Jun 2017 The body of a switch statement may have an arbitrary number of case: labels, as long as the values of all constant_expressions are unique
Pattern matching with the switch statement. Each case statement defines a pattern that, if it matches
A switch statement allows a variable to be tested for equality against a list of values. Each value is called a case, and the variable being switched on is checked
Switch statements express conditionals across many branches. package main. import "fmt" import "time". func main() {. Here's a basic switch . i := 2 fmt.
The difference between a series of if statements and the switch statement is that the expression you're comparing with, is evaluated only once in a switch
If you are checking on the value of a single variable in ifelseif , it is better to use switch statement. The switch statement is often faster than nested ifelse (not
In computer programming languages, a switch statement is a type of selection control mechanism used to allow the value of a variable or expression to change the control flow of program execution via a multiway branch.
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