---
title: "system.opc.browseSimple"
description: "Allows browsing of OPC servers in the runtime returning a list of tags."
---

# system.opc.browseSimple

> Allows browsing of OPC servers in the runtime returning a list of tags.

This function is used in **Python Scripting**.

## Description
Allows browsing of OPC servers in the runtime returning a list of tags. browseSimple() takes mandatory parameters, which can be null, while browse() uses keyword-style arguments.

:::note
The spelling on the opcServer and device parameters must be exact.
:::

## Client Permission Restrictions
This scripting function has no [Client Permission](projects\project-properties\project-properties.md#client---permissions) restrictions.

## Syntax
`system.opc.browseSimple(opcServer, device, folderPath, opcItemPath )`

### Parameters

|Type|Parameter|Description|
|--|--|--|
|String | `opcServer`|The name of the OPC server to browse|
|String|  `device` | The name of the device to browse|
|String|`folderPath`|Filters on a folder path. Use * as a wildcard for any number of characters and a ? for a single character.|
|String | `opcItemPath` | Filters on a OPC item path. Use * as a wildcard for any number of characters and a ? for a single character.|

### Returns

**OPCBrowseTag[]**  -  An array of OPCBrowseTag objects. OPCBrowseTag has the following functions: 
* getOpcServer()
* getOpcItemPath()
* getType()
* getDisplayName()
* getDisplayPath()
* getDataType()

### Scope

All

## Code Examples
```python title="Code Snippet"
# This example will print out the the OPC item path for each item in a specific folder,
  
# Browse Ignition's OPC-UA Server. This can be changed to match any connected OPC server.
server = "Ignition OPC-UA Server"
 
# Focus on the "SLC" device connection. This must match a valid device connection in the OPC server.
device = "SLC"
 
# Specify that the folder path should contain "B3".
folderPath = "*B3*"
 
# This example is not filtering on a specific OPCItemPath, so it pass Python's None for this parameter
opcItemPath = None
 
# Call browseSimple and store the results in a variable. Note that it may take some time to complete the browse.
OpcObjects = system.opc.browseSimple(server, device, folderPath, opcItemPath)
 
# For each returned address, print out the
for address in OpcObjects:
    print address.getOpcItemPath()
```