php is numeric
//is_numeric — Finds whether a variable is a number or a numeric string
is_numeric ( $variable ); // returns true or falsephp is numeric
//is_numeric — Finds whether a variable is a number or a numeric string
is_numeric ( $variable ); // returns true or falsephp is variable a number
if(is_numeric($what_am_i)){
//true
}php check if input is int
$a = 5; //returns true
$a = "5"; //returns false
$a = 5.3; //returns false
is_int($a);check input value is integer or not in php
// to check the input integer validation we can use is_int() function
Syntax:
is_int(parameter);
$x = 10; //returns true
$x = "123"; //returns false
$x = 12.365; //returns false
$x = "ankur"; //returns false
is_int($x);php check if variable is int
// Check if variable is int
$id = "1";
if(!intval($id)){
throw new Exception("Not Int", 404);
}
else{
// this variable is int
}php is int
is_int(mixed $value): boolCopyright © 2021 Codeinu
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