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The BadFunctionCallException class

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

Giriş

Exception thrown if a callback refers to an undefined function or if some arguments are missing.

Sınıf Sözdizimi

class BadFunctionCallException extends LogicException {
/* Miras alınan özellikler */
protected string $message = "";
private string $string = "";
protected int $code;
protected string $file = "";
protected int $line;
private array $trace = [];
private ?Throwable $previous = null;
/* Miras alınan yöntemler */
public Exception::__construct(string $message = "", int $code = 0, ?Throwable $previous = null)
final public Exception::getCode(): int
final public Exception::getFile(): string
final public Exception::getLine(): int
final public Exception::getTrace(): array
}
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User Contributed Notes 2 notes

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3
evguenia dot chagnon at gmail dot com
7 years ago
For example:

function foo($arg) {
$func = 'do' . $arg;
if (!is_callable($func)) {
throw new BadFunctionCallException('Function ' . $func . ' is not callable');
}
}
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2
tom at tomwardrop dot com
14 years ago
A typical use for this exception, is in conjunction with the is_callable() function.
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