# Evaluate - script function

Evaluate() finds if the input text string can be evaluated as a valid Qlik Sense expression, and if so, returns the value of the expression as a string. If the input string is not a valid expression, NULL is returned.

Syntax:

Evaluate(expression\_text)

Return data type: dual

Information noteThis string function cannot be used in chart expressions.

[](https://help.qlik.com/en-US/sense/Subsystems/Hub/Content/Sense_Hub/Scripting/StringFunctions/Evaluate.htm)

#### Examples and results:

| Function example | Result |
| --- | --- |
| `Evaluate ( 5 * 8 )` | Returns '40' |

Load script example

```
Load 
Evaluate(String) as Evaluated,
String
Inline
[String
4
5+3
0123456789012345678
Today()
];
```

Result

| String | Evaluated |
| --- | --- |
| 4 | 4 |
| 5+3 | 8 |
| 0123456789012345678 | 0123456789012345678 |
| Today() | 2022-02-02 |