how to check for integer in php code example
Example 1: php check if input is int
$a = 5;
$a = "5";
$a = 5.3;
is_int($a);
Example 2: check input value is integer or not in php
Syntax:
is_int(parameter);
$x = 10;
$x = "123";
$x = 12.365;
$x = "ankur";
is_int($x);
Example 3: 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";
}
}
?>