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Ajax of Text/plain, application/x-www-form-urlencoded and Application/jsonIn the HTTP request, if it is a GET request, then the form parameter is appended to the URL in the form of name=value&name1=value1, and if it is a POST request, then the form

application/x-www-form-urlencoded Multipart/form-data Text/plainWhy add a property to the form that uploads the file enctype the format type of the data response returned by the backgroundUpload a file in the form to add attributes Enctype=

Why do I have to add a property to the form where I uploaded the file enctypeUpload files in the form of to add attributes Enctype= "Multipart/form-data", many people just rote know upload form to write, know it but do not know why. So why do you

PHPheader sends various types of files and sets the file download name. PHP header sends various types of files and sets the file download name. Header ('content-type: application/image/pjpeg '); // output type Header ('content-Disposition:

PHPheader sends various types of files and sets the file download name & lt ;? Phpheader (Content-type: applicationimagepjpeg); output type header (Content-Disposition: attachment=filenamedownloaded.jpg); download the displayed PHP header to send

PHPheader sends various types of files and sets the file download name & lt ;? Phpheader ('content-type: application/image/pjpeg '); // output type header ('content-Disp PHP header sends various types of files and sets the file download name

PHP header send various types of file download Reference Header (' content-type:application/image/pjpeg ');//type of output Header (' content-disposition:attachment; filename= ' downloaded.jpg '); Download the displayed name, note the

PHP header send various types of files and settings file download name Header (' content-type:application/image/pjpeg ');//type of outputHeader (' content-disposition:attachment; filename= ' downloaded.jpg '); Download the displayed name,

PHP header send various types of files and settings file download name Header (' content-type:application/image/pjpeg ');//type of outputHeader (' content-disposition:attachment; filename= ' downloaded.jpg '); Download the displayed name,

PHPheader sends various types of file download references & lt ;? Phpheader ('content-type: application/image/pjpeg '); // The output type header ('content-Disposition: attachme PHP header) sends various types of file downloads Reference Header

PHPheader sends various types of files and sets the file download name & lt ;? Phpheader (Content-type: applicationimagepjpeg); output type header (Content-Disposition: attachment=filenamedownloaded.jpg); download display name; PHP header sends

PHP header send various types of files and settings file download name Header (' content-type:application/image/pjpeg ');//type of output Header (' content-disposition:attachment; filename= ' downloaded.jpg '); Download the displayed name,

Document directory   Header ('content-type: Application/image/pjpeg '); // output typeHeader ('content-Disposition: attachment; filename = "downloaded.jpg" '); // download the name displayed. Note the format.Readfile('my.jpg ');// Set the type

We know that it is best to specify the application/x-www-form-urlencoded encoding type by setting the request header when sending AJAX requests to the server via post. You must specify that the encoding type is "Multipart/form-data" when uploading a

In essence, Java.net.UrlEncoder is useful when converting a String to a static method in the Application/x-www-form-urlencoded MIME format, using theBut! In general, the Web application, when your server, page encoding, the request when the code has

1. How to handle garbled charactersIn the case of an interface test, when using the HttpClient POST request, for Content-type:application/json, you only need to specify the appropriate encoding for the header information and the POST request when

--------------------------------------------------------------------------------------The meaning of enctype= "Multipart/form-data" in the form is to set the MIME encoding of the form. (for file upload) By default, this encoding format is

HTTP Content-typeContent-type, content type, generally refers to the presence of Content-type in a Web page, which defines the type of network file and the encoding of the Web page, and determines in what form and in what encoding the browser will

The role of Response.setcontenttype (MIME) is to enable the client browser to differentiate between different kinds of data and to process the corresponding data according to different programs embedded in different MIME call browsers. For example,

When learning elements, the enctype attribute has three valuesEnctype attribute table: value /th> application/x-www-form-urlencoded Encode all characters before sending (default)