ISBLANK

The ISBLANK function in Google Sheets is a powerful tool to check whether the referenced cell is empty. It is commonly used to determine if a cell is blank or contains no data. Learn how to effectively use the ISBLANK function with our comprehensive guide.

Function Syntax and Parameters

Syntax: ISBLANK(value)

Parameters:

• value: The cell or range of cells to check for empty values.

Step-by-Step Tutorial

1. Using ISBLANK with a single cell:

   • Example: =ISBLANK(A1)
   • Result: TRUE if cell A1 is empty, FALSE otherwise.

2. Using ISBLANK with a range of cells:

   • Example: If A1:A5 has the values 5, , 3, , 7, then =ISBLANK(A1:A5) will return {FALSE, TRUE, FALSE, TRUE, FALSE}.

Use Cases and Scenarios

1. Data Validation: Verify if certain cells in a range are empty before performing calculations.
2. Conditional Formatting: Apply formatting to blank cells based on certain criteria.
3. Error Handling: Detect and handle missing values or empty cells in formulas.

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