File Upload Validation

Question

How to put a Validation on a file upload field so that the user could only upload images. OriginalPostID-249057

aloks0189 · Accepted Answer

@tanvirs , you can do something as below
=======================================================
a!formLayout(
firstColumnContents: {
a!fileUploadField(
label: "Upload a File",
labelPosition: "ABOVE",
saveInto: ri!document,
validations: {}
)

},
secondColumncontents:{

},
buttons: a!buttonLayout(
primaryButtons: a!buttonWidgetSubmit(
label:"Submit",
style: "PRIMARY"
)
),
validations:{
if(
or(
find("jpg", a!fileUploadField(value: ri!document)),
find("jpeg", a!fileUploadField(value: ri!document)),
find("png", a!fileUploadField(value: ri!document)),
find("ico", a!fileUploadField(value: ri!document)),
find("gif", a!fileUploadField(value: ri!document)),
find("bmp", a!fileUploadField(value: ri!document))
)>0,"Invalid Format",{}

)

/* if(
find("jpg", a!fileUploadField(value: ri!document))=0,{},
"Invalid Format"
)*/

}
)
==========================
Hope this will help you