Contents

General Rules

Type conversion is usually done when using the attrib (=) operator between variables of different types. This page refers to the automatic type conversion, and not the one you obtain using the cast operator.

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The conversion from string to a target type is done by parsing the string as a text representation of the target type.

Converting arrays

Converting arrays of different types is possible if the element types (inner type of the array) are convertible according to the the rules explained on this page. For example you can cast a number[] to a string[] because number is convertible to string, however you cannot convert a date[] to an interval[] because date cannot be converted to interval.

Converting structures

Structures can only be converted directly to string or an array type. Converting a structure to an array requires that each field of the structure is convertible to the element type (inner type) of the array.

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