grapes-or-or-grapes

%||%

Returns <code>a</code> unless it is <code>NULL</code>; otherwise returns <code>b</code>.

internal

A 'Shiny'-based toolkit for item/test analysis. It is designed for multiple-choice, true-false, and open-ended questions. The toolkit is usable with datasets in 1-0 or other formats. Key analyses include difficulty, discrimination, response-option analysis, reports. The classical test theory methods used are described in Ebel & Frisbie (1991, ISBN:978-0132892314).

Ahmet Çalışkan

examly

Statistical Metrics and Reporting Tool

Abdullah Faruk Kılıç

grapes-or-or-grapes function

<dl><dt>a</dt>
<dd>Left-hand side value.</dd>
<dt>b</dt>
<dd>Right-hand side fallback.</dd></dl>

Arguments

Null-coalescing operator — grapes-or-or-grapes

<dl>

<dt>a</dt>
<dd>Left-hand side value.</dd>


<dt>b</dt>
<dd>Right-hand side fallback.</dd>

</dl>

grapes-or-or-grapes: Null-coalescing operator

Description

Usage

Value

Arguments