variant_mul

(PHP 5, PHP 7)

variant_mulMultiplies the values of the two variants

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variant_mul ( mixed $left , mixed $right ) : mixed

Multiplies left by right.

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left

The left operand.

right

The right operand.

Boolean values are converted to -1 for FALSE and 0 for TRUE.

Note:

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Variant Multiplication Rules
If Then
Both expressions are of the string, date, character, boolean type Multiplication
One expression is a string type and the other a character Multiplication
One expression is numeric and the other is a string Multiplication
Both expressions are numeric Multiplication
Either expression is NULL NULL is returned
Both expressions are empty Empty string is returned

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  • variant_div() - Returns the result from dividing two variants
  • variant_idiv() - Converts variants to integers and then returns the result from dividing them