is_iterable

Supported Versions: PHP 7 >= 7.1.0, PHP 8
Verify that the contents of a variable is an iterable value
<?php is_iterable(mixed $value): bool
<?php     public function each(?callable $callback = null): EachExpectation

    {

        if (! is_iterable($this->value)) {

            throw new BadMethodCallException('Expectation value is not iterable.');

        }
<?php     public function sequence(mixed ...$callbacks): self

    {

        if (! is_iterable($this->value)) {

            throw new BadMethodCallException('Expectation value is not iterable.');

        }
<?php     public function toHaveSnakeCaseKeys(string $message = ''): self

    {

        if (! is_iterable($this->value)) {

            InvalidExpectationValue::expected('iterable');

        }
<?php     public function toHaveKebabCaseKeys(string $message = ''): self

    {

        if (! is_iterable($this->value)) {

            InvalidExpectationValue::expected('iterable');

        }
<?php     public function toHaveCamelCaseKeys(string $message = ''): self

    {

        if (! is_iterable($this->value)) {

            InvalidExpectationValue::expected('iterable');

        }
<?php     public function toHaveStudlyCaseKeys(string $message = ''): self

    {

        if (! is_iterable($this->value)) {

            InvalidExpectationValue::expected('iterable');

        }
<?php                 Assert::assertStringContainsString((string) $needle, $this->value);

            } else {

                if (! is_iterable($this->value)) {

                    InvalidExpectationValue::expected('iterable');

                }

                Assert::assertContains($needle, $this->value);
<?php     public function toContainEqual(mixed ...$needles): self

    {

        if (! is_iterable($this->value)) {

            InvalidExpectationValue::expected('iterable');

        }
<?php             return $this;

        }



        if (is_iterable($this->value)) {

            return $this->toHaveCount($number, $message);

        }
<?php     public function toHaveCount(int $count, string $message = ''): self

    {

        if (! is_countable($this->value) && ! is_iterable($this->value)) {

            InvalidExpectationValue::expected('countable|iterable');

        }
<?php     public function toHaveSameSize(Countable|iterable $expected, string $message = ''): self

    {

        if (! is_countable($this->value) && ! is_iterable($this->value)) {

            InvalidExpectationValue::expected('countable|iterable');

        }
<?php     public function toContainOnlyInstancesOf(string $class, string $message = ''): self

    {

        if (! is_iterable($this->value)) {

            InvalidExpectationValue::expected('iterable');

        }