The Excel ISEVEN function is an Information formula that returns TRUE if the number input is even, and FALSE if it is odd. You can test the result of a formula or value of a cell using this function. In this guide, we’re going to show you how to use the Excel ISEVEN...

The ISODD Excel function is an Information formula that returns TRUE if the number argument is an odd number, or FALSE if it’s even. You can test the result of a formula or value of a cell using this function. In this guide, we’re going to show you how to use...

The Excel ISREF function is an Information formula that returns TRUE if its argument is a reference, and FALSE otherwise. You can test the result of a formula or value of a cell using this function. this function can be especially useful in validation, formula...

The Excel ISNONTEXT function is an Information formula that returns TRUE if the input value is a not text value, and FALSE otherwise. You can test the result of a formula or value of a cell using this function. This formula can be especially useful in organizing data,...

The ISTEXT Excel function is an Information formula that returns TRUE if the input value is a text string, and FALSE otherwise. You can test the result of a formula or value of a cell using this function. This formula can be especially useful in error handling,...

The Excel ISNUMBER function is an Information formula that returns TRUE if value is a number, and FALSE if not. As the name suggests, the formula asks the question “Is number?” to its argument. This way, you can test the outcome of a formula or a cell...

The Excel ISLOGICAL function is an Information formula that returns TRUE if the input is a logical value, and a FALSE result otherwise. As the name suggests, the formula asks the question “Is logical?” to the argument value. This formula can be especially...

The ISERROR Excel function is an Information formula that returns TRUE if the target value contains an error value, and FALSE if it does not. As the name suggests, the formula asks the question “Is error?” to its argument, and returns a Boolean result....

The ISERR Excel function is an Information formula that returns TRUE, if the reference value is an error code (except for #N/A), and FALSE otherwise. As the name suggests, the formula asks the “Is error?” question, and can be especially useful for...