JavaScript For...In Statement

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JavaScript For...In Statement

The for...in statement loops through the elements of an array or through the properties of an object.


Syntax

for (variable in object)
{
code to be executed
}

Note: The code in the body of the for...in loop is executed once for each element/property.


Note: The variable argument can be a named variable, an array element, or a property of an object.


Example

Use the for...in statement to loop through an array:
Example

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