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<h1>ISLOGICAL Function</h1>
<p>The <b>ISLOGICAL</b> function is one of the information functions. It is used to check for a logical value (TRUE or FALSE). If the cell contains a logical value, the function returns TRUE, otherwise the function returns FALSE.</p>
<p>The <b>ISLOGICAL</b> function syntax is:</p>
<p style="text-indent: 150px;"><b><em>ISLOGICAL(value)</em></b></p>
<p>where <b><em>value</em></b> is a value to test entered manually or included into the cell you make reference to.</p>
<p>To apply the <b>ISLOGICAL</b> function,</p>
<ol>
<li>select the cell where you wish to display the result,</li>
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<li>click the <b>Insert function</b> <div class = "icon icon-insertfunction"></div> icon situated at the top toolbar,
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<br />or right-click within a selected cell and select the <b>Insert Function</b> option from the menu,
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<br />or click the <div class = "icon icon-function"></div> icon situated at the formula bar,
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</li>
<li>select the <b>Information</b> function group from the list,</li>
<li>click the <b>ISLOGICAL</b> function,</li>
<li>enter the required argument,</li>
<li>press the <b>Enter</b> button.</li>
</ol>
<p>The result will be displayed in the selected cell.</p>
<p style="text-indent: 150px;"><img alt="ISLOGICAL Function" src="../images/islogical.png" /></p>
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