PHP log(), log10() Functions

PHP is_long() Function

Last Updated : 22 Jul, 2022

The is_long() function is an inbuilt function in PHP that is used to check whether the given value is a long integer or not.

Syntax:

bool is_long(mixed $value)

Parameters: This function accepts a single parameter $value that holds the value which needs to check for a long integer.

Return Value: This function returns true if the given value is a long integer, and false otherwise.

Example 1:

PHP

<?php

$arr = array(5215523545645, 10.5, 
    null, true, "30", "GFG");

foreach ($arr as $val) {
    var_dump(is_long($val));
}

?>

Output:

bool(true)
bool(false)
bool(false)
bool(false)
bool(false)
bool(false)

Example 2:

PHP

<?php

$arr = array(
    25, 
    "Geeks" => 50,
    130.25, 
    "GeeksforGeeks",
    true, 
    214748364734
);

foreach ($arr as $val) {
    var_dump(is_long($val));
}

?>

Output:

bool(true)
bool(true)
bool(false)
bool(false)
bool(false)
bool(true)

Reference: https://www.php.net/manual/en/function.is-long.php

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