// 创建临时的Array存放复制的buffer数据 var anotherArray = new Float32Array(frameCount); // 声道的数据的复制和写入 var offset = 0; for (var channel = 0; channel < channels; channel++) { audioBuffer.copyFromChannel(anotherA
`Int8Array` 是 JavaScript 中的一种类型化数组,用于表示一个 8 位有符号整数数组。它属于 `TypedArray` 对象的一种,常用于处理二进制数据,例如从网络请求或文件读取的...
functionupdateStyleNode(){conststyleSheets=Array.from(document.styleSheets);// 通过href判断constst=sty...
// process.cwd() === '/usr'pushd('/etc');// Returns /etc /usrpushd('+1');// Returns /usr /etc Save the current directory on the top of the directory stack and thencdtodir. With no arguments,pushdexchanges the top two directories. Returns an array of paths in the stack. popd(...
wx.onSearchBeacons({ complete:function(argv){ // The callback function that returns the list of the nearby devices registered by the merchant in an array format. } }); Note: For the instructions and the description of more returned results of the Share Nearby APIs, refer to "Get Device ...
This includes things like window.Array, window.Promise, etc. It also, notably, includes window.eval, which allows running scripts, but with the jsdom window as the global: const dom = new JSDOM(` document.getElementById("content").append(document.createElement("hr")); `, { runScripts:...
reserved (default: [])— Pass an array of identifiers that should be excluded from mangling. Example: ["foo", "bar"]. toplevel (default: false)— Pass true to mangle names declared in the top level scope. Examples: // test.js var globalVar; function funcName(firstLongName, anotherLong...
child_process.fork 是 spawn() 方法的特殊形式,用于创建进程,语法格式如下: child_process.fork(modulePath[, args][, options]) 参数说明如下: modulePath: String,将要在子进程中运行的模块 args: Array 字符串参数数组 options:Object cwd String 子进程的当前工作目录 env Object 环境变量键值对 execPath St...
$.inArray v1.0+ $.inArray(element, array, [fromIndex]) ⇒ number 返回数组中指定元素的索引值(愚人码头注:以0为基数),如果没有找到该元素则返回-1。 愚人码头注:[fromIndex] 参数可选,表示从哪个索引值开始向后查找。 $.inArray("abc",["bcd","abc","edf","aaa"]);//=>1 $.inArray(...
If the second parameter contains an empty array, the callback will be executed only once as part of the first render cycle. The example above shows how passing an empty array can result in similar behaviour to the componentDidMount() hook within a function component.10...