PHP is_numeric Function
What is is_numeric() in PHP?
Explanation
is_numeric function checks whether the given input value is a number or a numeric string.
is_numeric(variable)
<?php
$val=123.4;
if(is_numeric($val))
{
echo "This is a Numeric Value";
}
else
{
echo "This is not a Numeric Value";
}
?>
Result :
This is a Numeric Value
Check if a variable is a number or a numeric value using PHP is_numeric function.
Syntax:
is_numeric(variable)
Example :
<?php
$val=123.4;
if(is_numeric($val))
{
echo "This is a Numeric Value";
}
else
{
echo "This is not a Numeric Value";
}
?>
Result :
This is a Numeric Value
Check if a variable is a number or a numeric value using PHP is_numeric function.
