Php check if variable is int

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 vote199 views1 answer
Pdo mysqli error handling
PHP
18 votes181 views2 answers
Reload page in php
PHP
0 vote143 views1 answer
How to integrate gravity forms in wordpress theme using form id
PHP
0 vote213 views1 answer
Laravel ailed: WebSocket opening handshake was canceled
PHP Laravel
1 vote213 views1 answer
Laravel images mimetypes validatiion
PHP Laravel
1 vote157 views1 answer
Laravel clone row
PHP
2 votes159 views2 answers
“In fortify.php line 134:Class 'Laravel\Fortify\Features' not found ” Code Answer’s
PHP
0 vote161 views2 answers
Validate contact us page 2021 php coding
PHP
1 vote211 views2 answers
Fetch body show in php code
PHP
-4 votes248 views3 answers
Update query wordpress
PHP