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| | *[[Manuals/calci/ISLEAPYEAR| ISLEAPYEAR(n)]] | | *[[Manuals/calci/ISLEAPYEAR| ISLEAPYEAR(n)]] |
| | *[[Manuals/calci/ISBLANK| ISBLANK(n)]] | | *[[Manuals/calci/ISBLANK| ISBLANK(n)]] |
| | + | **n refers to an empty cell. |
| | *[[Manuals/calci/ISERR| ISERR(n)]] | | *[[Manuals/calci/ISERR| ISERR(n)]] |
| | + | **n refers to any error value except #N/A. |
| | *[[Manuals/calci/ISERROR| ISERROR(n)]] | | *[[Manuals/calci/ISERROR| ISERROR(n)]] |
| | + | **n refers to any error value |
| | *[[Manuals/calci/ISLOGICAL| ISLOGICAL(n)]] | | *[[Manuals/calci/ISLOGICAL| ISLOGICAL(n)]] |
| | + | **n refers to a logical value. |
| | *[[Manuals/calci/ISNA| ISNA(n)]] | | *[[Manuals/calci/ISNA| ISNA(n)]] |
| | + | **n refers to the NaN error value. |
| | *[[Manuals/calci/ISNONTEXT| ISNONTEXT(n)]] | | *[[Manuals/calci/ISNONTEXT| ISNONTEXT(n)]] |
| | + | **n refers to any item that is not text. |
| | *[[Manuals/calci/ISREF| ISREF(n)]] | | *[[Manuals/calci/ISREF| ISREF(n)]] |
| | + | **n refers to a reference. |
| | *[[Manuals/calci/ISTEXT| ISTEXT(n)]] | | *[[Manuals/calci/ISTEXT| ISTEXT(n)]] |
| | + | **n refers to text. |
| | *[[Manuals/calci/ISPMT| ISPMT(n)]] | | *[[Manuals/calci/ISPMT| ISPMT(n)]] |
| | *[[Manuals/calci/ISEMPTY| ISEMPTY(n)]] | | *[[Manuals/calci/ISEMPTY| ISEMPTY(n)]] |
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| | *[[Manuals/calci/ISPRIME| ISPRIME(n)]] | | *[[Manuals/calci/ISPRIME| ISPRIME(n)]] |
| | | | |
| − | | + | *where <math>n</math> is value to check with the function. |
| − | *where n is value to check with the function. | + | The <math>n</math> can be any type like empty cell, Boolean values,text,non text,number,reference-value or name referring to any of these. |
| − | The n can be any type like empty cell, Boolean values,text,non text,number,reference-value or name referring to any of these. | + | *This function will give the result as either TRUE or FALSE according to the <math>n</math> value. |
| − | *This function will give the result as either TRUE or FALSE according to the n value. | |
| | *This function will not convert any numbers from text. | | *This function will not convert any numbers from text. |
| | *For e.g. "20" is normally converted as a number 20. But in ISNUMBER("20") will return FALSE, because "20" will not convert in to number. | | *For e.g. "20" is normally converted as a number 20. But in ISNUMBER("20") will return FALSE, because "20" will not convert in to number. |