close

 

<?php
$var1 = 100;
if (is_scalar ($var1))
echo $var1. ' is a scalar value'.'<br>';
else
echo $var1.' is not a scalar value'.'<br>';
$var2 = array(1);
if (is_scalar ($var2))
echo $var2. ' is a scalar value'.'<br>';
else
echo $var2. ' is not a scalar value'.'<br>';
?>

輸出 :
100 is a scalar value
Array is not a scalar value

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