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

2 votes380 views1 answer
How to use php to set title
PHP
0 vote316 views1 answer
Laravel assign class dynamically if condition true
PHP
-2 votes366 views1 answer
Php code to submit a radio button value using onclick function
PHP
0 vote407 views3 answers
Is_unique in codeigniter form validation
PHP CodeIgniter
0 vote309 views1 answer
Php strip period
PHP
0 vote334 views4 answers
Image Upload in Laravel
PHP
0 vote396 views1 answer
Laravel move file from local to s3
PHP Laravel
0 vote299 views1 answer
How to get the process id in php
PHP
15 votes302 views4 answers
Php remove file
PHP
0 vote447 views2 answers
How to unhash password_hash in php
PHP