1 // Copyright 2015 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include <stdio.h> 6 #include <stdlib.h> 7 #include <string.h> 8 9 #include "include/libplatform/libplatform.h" 10 #include "include/v8.h" 11 12 using namespace v8; 13 14 int main(int argc, char* argv[]) { 15 // Initialize V8. 16 V8::InitializeICUDefaultLocation(argv[0]); 17 V8::InitializeExternalStartupData(argv[0]); 18 Platform* platform = platform::CreateDefaultPlatform(); 19 V8::InitializePlatform(platform); 20 V8::Initialize(); 21 22 // Create a new Isolate and make it the current one. 23 Isolate::CreateParams create_params; 24 create_params.array_buffer_allocator = 25 v8::ArrayBuffer::Allocator::NewDefaultAllocator(); 26 Isolate* isolate = Isolate::New(create_params); 27 { 28 Isolate::Scope isolate_scope(isolate); 29 30 // Create a stack-allocated handle scope. 31 HandleScope handle_scope(isolate); 32 33 // Create a new context. 34 Local<Context> context = Context::New(isolate); 35 36 // Enter the context for compiling and running the hello world script. 37 Context::Scope context_scope(context); 38 39 // Create a string containing the JavaScript source code. 40 Local<String> source = 41 String::NewFromUtf8(isolate, "'Hello' + ', World!'", 42 NewStringType::kNormal).ToLocalChecked(); 43 44 // Compile the source code. 45 Local<Script> script = Script::Compile(context, source).ToLocalChecked(); 46 47 // Run the script to get the result. 48 Local<Value> result = script->Run(context).ToLocalChecked(); 49 50 // Convert the result to an UTF8 string and print it. 51 String::Utf8Value utf8(result); 52 printf("%s\n", *utf8); 53 } 54 55 // Dispose the isolate and tear down V8. 56 isolate->Dispose(); 57 V8::Dispose(); 58 V8::ShutdownPlatform(); 59 delete platform; 60 delete create_params.array_buffer_allocator; 61 return 0; 62 } 63
