ohif-viewer/packages/_core/src/DICOMWeb/getString.js

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2019-07-04 22:12:43 +02:00
/**
* Returns the specified element as a string. Multi-valued elements will be separated by a backslash
*
* @param element - The group/element of the element (e.g. '00200013')
* @param [defaultValue] - The value to return if the element is not present
* @returns {*}
*/
export default function getString(element, defaultValue) {
if (!element) {
return defaultValue;
}
// Value is not present if the attribute has a zero length value
if (!element.Value) {
return defaultValue;
}
// Sanity check to make sure we have at least one entry in the array.
if (!element.Value.length) {
return defaultValue;
}
// Join the array together separated by backslash
// NOTE: Orthanc does not correctly split values into an array so the join is a no-op
return element.Value.join('\\');
}