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The is_numeric() function is an inbuilt function in PHP which is used to check whether a variable passed in function as a parameter is a number or a numeric string or not. The function returns a boolean value. Syntax: bool is_numeric ( $var ) |
Follow the example.
<?php
$num = 12;
if (is_numeric($num)) { echo $num . " is numeric"; } else { echo $num . " is not numeric"; }
?>
Category
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Web Tutorial |
Sub Category
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PHP String Tutorial |
Uploaded by
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Admin |
Read Article https://horje.com/learn/1434/reference