+

1.00

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Description

Description:

Add two numbers, concatenate two arrays or two strings, or duplicate an array.

Groups:

Uncategorised

Syntax 1

Syntax:

a + b

Parameters:

a: Number

b: Number

Return Value:

Number

Syntax 2

Syntax:

arrayA + arrayB

Parameters:

arrayA: Array

arrayB: Array

Return Value:

Array - a new array filled with arrayA and arrayB elements, in that order.

Syntax 3

Syntax:

stringA + stringB

Parameters:

stringA: String

stringB: String

Return Value:

String - a string concatenating stringA and stringB

Syntax 4

Syntax:

+ array

Parameters:

array: Array

Return Value:

Array - a new instance of array filled with same items.

Examples

Example 1:

5 + 3; // returns 8 -5 + -3; // returns -8

Example 2:

_arrayA = [1,2,3]; _arrayB = [4,5,6]; _arrayAB = _arrayA + _arrayB; // _arrayAB = [1,2,3,4,5,6] // _arrayA and _arrayB remain unchanged

Example 3:

_result = "Hello" + " " + "there"; // "Hello there"

Example 4:

_arrayA = [1,2,3]; _arrayB = +_arrayA; _arrayB set [0, 99]; // _arrayA = [1,2,3], _arrayB = [99,2,3]

Additional Information

See also:

Operators

Notes

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