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 vote138 views1 answer
No Privileges to create databases phpmyadmin
PHP
35 votes159 views6 answers
Laravel db query
PHP Laravel
0 vote162 views1 answer
Sass for php
PHP
9 votes160 views5 answers
Return view with variable laravel
PHP Laravel
1 vote122 views1 answer
How to display MySQL data dynamically using jQuery and PHP
PHP
2 votes119 views1 answer
Live update mysql data in php
PHP
2 votes145 views1 answer
When image update laravel delete remove image
PHP
0 vote136 views1 answer
Letzten 3 zeichen aus einem string entfernen php
PHP
1 vote136 views1 answer
Remove add media button wordpress editor
PHP
1 vote155 views1 answer
Laravel get class name
PHP Laravel