Pandas: Data Manipulation - notnull() function
notnull() function
The notnull() function is used to detect non-missing values for an array-like object.
This function takes a scalar or array-like object and indicates whether values are valid .
Syntax:
pandas.notnull(obj)
Parameters:
| Name | Description | Type | Required / Optional |
|---|---|---|---|
| obj | Object to check for not null or non-missing values. | array-like or object value | Required |
Returns: bool or array-like of bool.
For scalar input, returns a scalar boolean. For array input, returns an array of boolean indicating whether each corresponding element is valid.
Example:
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