path: root/examples/wasm/helloworld.wat

(module
    ;; Imports from JavaScript namespace
    (import  "console"  "log" (func  $log (param  i32  i32))) ;; Import log function
    (import  "js"  "mem" (memory  1)) ;; Import 1 page of memory (54kb)
    
    ;; Data section of our module
    (data (i32.const 0) "Hello World from WebAssembly!")
    
    ;; Function declaration: Exported as helloWorld(), no arguments
    (func (export  "helloWorld")
        i32.const 0  ;; pass offset 0 to log
        i32.const 29  ;; pass length 29 to log (strlen of sample text)
        call  $log
        )
)