Php is int

Php 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): bool

Source: php.net

Php check if string is integer

<?php
$strings = array('1820.20', '10002', 'wsl!12');
foreach ($strings as $testcase) {
    if (ctype_digit($testcase)) {
        echo "The string $testcase consists of all digits.\n";
    } else {
        echo "The string $testcase does not consist of all digits.\n";
    }
}
?>

Similar codes

0 vote209 views2 answers
Codeigniter 4 delete redirect with data
PHP CodeIgniter
0 vote191 views1 answer
Php increment and decrement
PHP
0 vote196 views1 answer
Strip non numeric and period php
PHP
2 votes189 views1 answer
Get current user first and last name wordpress
PHP
1 vote190 views1 answer
Laravel bindings query
PHP
0 vote199 views1 answer
Get git branch with php
PHP
0 vote246 views1 answer
Wordpress send reset password link inside wp_new_user_notification_email
PHP
1 vote166 views1 answer
Array and string offset access syntax with curly braces is deprecated in tcpdf.php
PHP
1 vote194 views2 answers
Loop through values of hash php
PHP
21 votes196 views2 answers
Php unset by value
PHP