I have created ui-form in backend. How do I put validation for image uploader field. form.xml
<field name="small_image" sortOrder="10" formElement="fileUploader"> <settings> <notice translate="true">1)Image dimension should be exactly 400 * 300. 2)Image size should be less than or equal to 25600 Bytes (25 KB)</notice> <label translate="true">Small Image</label> <componentType>fileUploader</componentType> <visible>true</visible> </settings> <formElements> <fileUploader> <settings> <uploaderConfig> <param xsi:type="string" name="url">aaa/bbb/ccc</param> </uploaderConfig> <previewTmpl>x_Y/image-preview</previewTmpl> </settings> </fileUploader> </formElements> </field>
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