Img under canvas. The onload event is not triggered-CodePudding

Under the canvas img. onl oad is triggered, not don't know what the reason, in front has also added a judgment cache... Don't know what reason is not loaded... Please help me have a look at ~ thank you,

 
{if plete (img.com) 
Img. onl oad=function () {
The console. The log (1111)//output of 1111 also has not appeared 
As cans. DrawImage (
Img,//to use images of the canvas or video, 
0, 
0,//shear x coordinates, 
Img width, 
Img. Height,//be the height of the shear image, 
- 200, 
(can) height)/2.4,//place the image on the canvas of the x, y coordinates, 
170, 
90//to use the width of the image, highly 
) 
} 
Img SRC=https://bbs.csdn.net/topics/require ('../../../assets/download. PNG ') 
}