Braces indicate code blocks : Variables « Language Basics « JavaScript Tutorial

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JavaScript Tutorial » Language Basics » Variables

1. 9. 12. Braces indicate code blocks

Code blocks indicates a series of statements that should be executed in sequence.

Code blocks are enclosed between an opening brace ({) and a closing brace (}).


if (test1 == "red") {

   test1 = "blue";

   alert(test1);

}

1. 9. Variables
	1. 9. 1.	Variables
	1. 9. 2.	Variables can hold different types of values at different times
	1. 9. 3.	Naming Variables
	1. 9. 4.	Variables don't have to be declared before being used
	1. 9. 5.	Define variable and assign value
	1. 9. 6.	Reassigning value to Variables
	1. 9. 7.	Working With JavaScript Variables
	1. 9. 8.	Declare two variables in the same line
	1. 9. 9.	Reference a variable without declaration
	1. 9. 10.	Assign one variable to another variable
	1. 9. 11.	Do simple calculation
	1. 9. 12.	Braces indicate code blocks

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