function(e){varfile=this.files[0];constimg=document.getElementById('img');consturl=window.URL.createObjectURL(file);img.src=url;img.onload=function(){// 释放一个之前通过调用 URL.createObjectURL创建的 URL 对象window.URL.revokeObjectURL(url);}},false);</script>...
$ node example.js(node:7147) [DEP0005]DeprecationWarning:TheBuffer() andnewBuffer() constructors are not recommendedforuse due to security and usability concerns.Pleaseuse thenewBuffer.alloc(),Buffer.allocUnsafe(), orBuffer.from() construction methods instead. at showFlaggedDeprecation (buffer.js:...
{"mema":{"mem1":2,"mem2":1048643,"mem3":{"type":"Buffer","data":[186,56,186,147,175,122,218,232,25,103,43,137,221,210,107,92]},"mem4":11,"mem5":{"low":1695456564,"high":11,"unsigned":true},"mem6":0,"mem7":{"type":"Buffer","data":[50,46,50,46,49,48,49...
MaybeLocal<Object>New(Environment*env,char*data,size_tlength,FreeCallbackcallback,void*hint){EscapableHandleScopescope(env->isolate());// 创建一个 ArrayBufferLocal<ArrayBuffer>ab=CallbackInfo::CreateTrackedArrayBuffer(env,data,length,callback,hint);/*创建一个 Uint8ArrayBuffer::New => Local<Uint8A...
EscapeMaybe(New(isolate, data, actual));} MaybeLocal<Object> New(Isolate* isolate, char* data, size_t length) { EscapableHandleScope handle_scope(isolate); Environment* env = Environment::GetCurrent(isolate); Local<Object> obj; if (Buffer::New(env, data, length).ToLocal(&obj)) return ...
JSObjectGetTypedArrayBuffer(_:_:_:) Returns the JavaScript array buffer object to use as the backing of a JavaScript typed array object. iOS 10.0+iPadOS 10.0+Mac Catalyst 13.1+macOS 10.12+tvOS 9.0+visionOS 1.0+ funcJSObjectGetTypedArrayBuffer(_ctx:JSContextRef!,_object:JSObjectRef!,_exception...
(env, data, length, callback, hint);/*创建一个 Uint8ArrayBuffer::New =>Local<Uint8Array> ui = Uint8Array::New(ab, byte_offset, length)*/MaybeLocal<Uint8Array> maybe_ui = Buffer::New(env, ab, 0, length);Local<Uint8Array> ui;if (!maybe_ui.ToLocal(&ui))returnMaybeLocal<Object...
console.log('Buffer to String ' + buf); //This prints --> Buffer to String [object Object] 所以我尝试使用检查方式打印整个对象 console.log('Full temp ' + require('util').inspect(buf, { depth: null })); //This prints --> '[object object]' [not printing the obj like declared abo...
To start using xterm.js on your browser, add thexterm.jsandxterm.cssto the head of your HTML page. Then create a<div id="terminal"></div>onto which xterm can attach itself. Finally, instantiate theTerminalobject and then call theopenfunction with the DOM object of thediv. ...
行{1} ObjectSetPrototypeOf 是为对象设置一个新的原型,这个对象包含了 next()、return()、throw() 三个方法。 行{2} 根据异步可迭代协议,可迭代对象必须要包含一个 Symbol.asyncIterator 属性,该属性是一个无参数的函数,返回可迭代对象本身,也就是下面代码中 SymbolAsyncIterator。