foreach($test as $value) { if (validateTrueDecimal($value)==true) { echo $value . " - Number is a decimal";} else {echo $value . " - Number is not a decimal";} } Output of Code - Quote 0.5 - Number is a decimal 0.12 - Number is a decimal 0.56 - Number is a decimal 1...
If isNaN() returns false, the value is a number.Another way is to use the typeof operator. It returns the 'number' string if you use it on a number value:typeof 1 //'number' const value = 2 typeof value //'number'So you can do a conditional check like this:const value = 2...
They do not throw an Exception when accessing an undefined array key, so we can safely check for key or value presence in the array.Checking For Model PresenceWorking with Eloquent is relatively straightforward. Methods like find() and first() are consistent and always return null if the ...
is_numeric(mixed$value):bool The single parameter this function has takes in the value you want to check if it is numeric. In addition, this function will return a Boolean value (true or false). If the value is a number or a numeric string, the function will returntrue. Otherwise, thi...
PHP Code to Check if a Variable is Between Two Numbers While coding, the validity of an inequality is often required. In simple words, you need to check if the value if a given variable is between two other numbers, 100 < $var < 150 But if you directly write this in PHP if ...
To check if variable is array in PHP, use is_array() function. The is_array() function is a built-in function in PHP that takes a variable as an argument and returns a Boolean value indicating whether the variable is an array. Here is an example of how to use this function: Using ...
}elseif(isset($_GET['id_r']) && validate::checkNaturalNumber($_GET['id_r'])) { $response =array('success'=>false,'error'=> ERROR_UNABLE_PERFORM_OPERATION); $regions =newregions(); $region = $regions->retCategorysByIds($_GET['id_r']);if(!empty($region[$_GET['id_r']])...
To check if a number is not a divisible of another number, we can use the modulo operator%but the remainder of first number by second number is not equal to 0. Here is an example: if(25%10!=0){echo"25 is not divisible by 10";} ...
If you see this message on your website, but you see the required version or higher when you check it using the above method, it means that there is a custom .htaccess file placed in the directory of your website that has a line in it, setting the wrong PHP version. To resolve this...
Add field price to charge extra fee if the field leads to an additional services like gift wrapping, domain protection, premium support, etc. Assign fields to specific products to display field only when the selected product is in cart. With this extension, you can also manage your default bi...