Thinkphp does not select to upload files

Thinkphp does not select to upload a file & lt; html & gt; & lt; head & gt; & lt; title & gt; file upload & lt;/title & gt; & lt; /head & gt; & lt; body & gt; & lt; form & nbsp; method = "post" & nb thinkphp does not select to upload files

File Upload







Class UploadAction extends Action {

Function index (){
$ This-> display ();
}

Public function upload (){
Import ('org. NET. uploadfile ');
$ Upload = new UploadFile ();
$ Upload-> maxSize = 200000;
$ Upload-> allowExts = array ('jpg ', 'GIF', 'PNG', 'jpeg ');
$ Upload-> saveRule = uniqid;
$ Upload-> savePath = './Public/Uploads /';
$ Upload-> thumb = true;
$ Upload-> thumbMaxWidth = 120;
$ Upload-> thumbMaxHeight = 140;
$ Upload-> thumbRemoveOrigin = false;
$ Upload-> thumbPath = './Public/Thumb /';
If ($ _ FILES ['myfile'] ['error']> 0 ){
Echo 'error ';
} Else {
Echo "success ";
}
If ($ upload-> upload ()){
$ Info = $ upload-> getUploadFileInfo ();
Echo $ Info;
} Else {
Echo $ _ FILES ['myfile'] ['error'];
$ This-> Error ($ upload-> getErrorMsg ());
}
}

// File Upload



}
It always shows that you have not selected to upload files. do you know what is going on?
Thinkphp upload and share: File Upload
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What are the specific prompts or error messages?
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Are you sure you want to write your html code? Is your phpini enabled?
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Mulitypart-form/data
It should be: multipart/form-data