core.js:4352 ERROR TypeError: Failed to execute 'readAsArrayBuffer' on 'FileReader': parameter 1 is not of type 'Blob'.
onSelectFile(event) {
let reader = new FileReader();
reader.onload = function(){
let output: any = document.getElementById('blah');
output.src = reader.result;
}
if(event.target.files[0]){
reader.readAsDataURL(event.target.files[0]);
}
}
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