Data Processing
Find the index of a value in array using lodash _.indexOf
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/index-of' \
-H 'Content-Type: application/json' \
-d '{"array":"[1, 2, 3, 2] or [\"a\", \"b\", \"c\"]","searchValue":"2 or \"b\" or {\"id\": 1}","fromIndex":0}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/index-of| Name | Type | Required | Description |
|---|---|---|---|
| array | textarea | Yes | Enter a valid JSON array to search in |
| searchValue | text | Yes | Enter the value to find (for objects/arrays use JSON format) |
| fromIndex | number | No | Optional: Start search from this index |
Text result
{
"result": "Processed text content",
"error": "Error message (optional)",
"message": "Notification message (optional)",
"metadata": {
"key": "value"
}
}Add this tool to your Model Context Protocol server so AI agents can list and call it.
Add this block to your MCP client configuration:
{
"mcpServers": {
"elysiatools-index-of": {
"name": "index-of",
"description": "Find the index of a value in array using lodash _.indexOf",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=index-of",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}After connecting to the SSE endpoint, list the exposed tools:
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Invoke the tool by its id, passing arguments built from its parameters:
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "index-of",
"arguments": {
"array": "[1, 2, 3, 2] or [\"a\", \"b\", \"c\"]",
"searchValue": "2 or \"b\" or {\"id\": 1}",
"fromIndex": 0
}
}
}Questions or issues? Contact [email protected]