The column which you want to wrap should be added the property called “contentOptions” where you can apply the css property to suits your needs and requirements as below.
[
‘attribute’ => ‘column name’,
‘format’ => ‘html’,
‘noWrap’ => false,
‘mergeHeader’=>true,
‘contentOptions’ => [‘style’ => ‘width: 50%; overflow: scroll;word-wrap: break-word;white-space:pre-line;’],
‘value’=>function ($data) {
return $data[‘question’];
},
],