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@ 2022-01-13T23:13:58Z

<?php

$unsafeUserInput = 'a';

if (filter_var($unsafeUserInput, FILTER_VALIDATE_INT)) {
$safeFilteredInput = (int) $unsafeUserInput;
} else {
    throw new \Exception('Provide input must be integer type...');
}


var_dump($safeFilteredInput);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
filter_var: documentation ( source)

preferences:dark modelive previewkey bindings

23.43 ms | 405 KiB | 5 Q