Built-in Functions › SQUARE-ROOT

SQUARE-ROOT

Purpose

Returns the square root of a numeric value.

Syntax

►►─┬─ SQUARE-ROOT ─┬─ ( value ) ──────────────────────────────────────────────►◄
   └─ SQRT ────────┘

Parameters

value

Specifies the numeric value whose square root is calculated. Value can be:

• An arithmetic expression
• The name of a user-defined variable data field
• A user-supplied numeric literal

Value cannot be a negative number.

Example

In the following example, the square root function is used to calculate the square root of a number:

Initial value:
    WK-VALUE:  256
Statement:
    MOVE SQUARE-ROOT(WK-VALUE) TO WK-RESULT.
Returned value:  16

Another example of the square root function is provided in NEXT-INT-EQLO.