fn:function(){ console.log(this.user);//追梦子} }varb =a.fn; b.apply(a); 注意如果call和apply的第一个参数写的是null,那么this指向的是window对象 bind方法和call、apply方法有些不同,实际上bind方法返回的是一个修改过后的函数。 vara ={ user:"追梦子", fn:function(){ console.log(this.user...
bind返回的函数里this已经绑定好了，再用call或者apply已经没有意义了……
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1.使用函数的bind方法,绑定当前this; 1varname = "window.name";2varobj ={3name : "obj.name",4getName:function(){5console.log(this.name);6returnfunction(){7console.log(this.name);8}.bind(this);9}10};11obj.getName()();//"obj.name" "obj.name" 2.使用变量将上面的this接收一下,然...
("IATLAsync::put_URL\n")); m_bstrURL = newVal;if(::IsWindow(m_EditCtrl.m_hWnd)) { ::SendMessage(m_EditCtrl.m_hWnd, WM_SETTEXT,0, (LPARAM)_T("")); hResult = CBindStatusCallback<CATLAsync>::Download(this, &CATLAsync::OnData, m_bstrURL, m_spClientSite, FALSE); }return...
alert(this.Name); } }functionsay(word,age){//只有say方法的this是man,或是woman对象才可以调用,say方法本身是没有SayName方法的。if(this.SayName)this.SayName(); alert(word+age); }varm=newman();varw=newwoman();//通过bind调用saysay.bind(m,"abc",20)();//返回的是方法,还要在执行一下。/...
百度试题 题目下列选项中,不能实现改变this指向的是()。 A.call()B.apply()C.bind()D.super()相关知识点: 试题来源: 解析 D 反馈 收藏
The functionbindbc.loader.sharedlib.errors()returns an array ofErrorInfostructs that have two properties: error: For a library load failure, this is the name of the library. Otherwise, it is the string"Missing Symbol". message: In the case of a library load failure, this contains a system...
English Search < Intel® Fortran Compiler Classic and Intel® Fortran Compiler Developer Guide and Reference Download PDF View More A newer version of this document is available. Customers should click here to go to the newest version....
it's only possible to filter functions to bind by prefix (and not by name, such as inexample) it's not possible to specify thedescriptionfield in definitions written in Crystal thedescriptionfield specified in definitions is not used ATM (it should be added as a comment in the generated b...