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HOME > PHP Manual > variant_div - Returns the result from dividing two variants

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COM Functions

PHP Manual

variant_div

(PHP 5)

variant_div — Returns the result from dividing two variants

Description

mixed variant_div ( mixed $left , mixed $right )

Divides left by right and returns the result.

Parameters

left: The left operand.
right: The right operand.

Note: As with all the variant arithmetic functions, the parameters for this function can be either a PHP native type (integer, string, floating point, boolean or NULL), or an instance of a COM, VARIANT or DOTNET class. PHP native types will be converted to variants using the same rules as found in the constructor for the VARIANT class. COM and DOTNET objects will have the value of their default property taken and used as the variant value.
The variant arithmetic functions are wrappers around the similarly named functions in the COM library; for more information on these functions, consult the MSDN library. The PHP functions are named slightly differently; for example variant_add() in PHP corresponds to VarAdd() in the MSDN documentation.

Return Values

Variant Division Rules

If Then

Both expressions are of the string, date, character, boolean type Double is returned

One expression is a string type and the other a character Division and a double is returned

One expression is numeric and the other is a string Division and a double is returned.

Both expressions are numeric Division and a double is returned

Either expression is NULL NULL is returned

right is empty and left is anything but empty A com_exception with code DISP_E_DIVBYZERO is thrown

left is empty and right is anything but empty. 0 as type double is returned

Both expressions are empty A com_exception with code DISP_E_OVERFLOW is thrown

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