WasmEdge · Example Payload

Wasmedge Rust Sdk Example

Example showing how to use the WasmEdge Rust SDK to load a WebAssembly module and call an exported function

Cloud NativeCNCFEdge ComputingHigh PerformanceRuntimeServerlessWasmWebAssembly

Wasmedge Rust Sdk Example is an example object payload from WasmEdge, with 4 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

summarydescriptionlanguageexample

Example Payload

{
  "summary": "WasmEdge Rust SDK - Load and Run a Wasm Function",
  "description": "Example showing how to use the WasmEdge Rust SDK to load a WebAssembly module and call an exported function",
  "language": "rust",
  "example": {
    "description": "Load a Wasm module and call an exported 'add' function that takes two i32 parameters",
    "code_snippet": "use wasmedge_sdk::{VmBuilder, WasmVal, params, ValType, error::HostFuncError, Vm, WasmValue};\\n\\nlet vm = VmBuilder::new().build()?;\\nvm.register_module_from_file(\"math\", \"math.wasm\")?;\\nlet result = vm.run_func(Some(\"math\"), \"add\", params!(1_i32, 2_i32))?;\\nprintln!(\"1 + 2 = {}\", result[0].to_i32());",
    "inputs": {
      "module_name": "math",
      "wasm_file": "math.wasm",
      "function": "add",
      "parameters": [1, 2]
    },
    "outputs": {
      "result": [3]
    }
  }
}