public static function Inspector::assertAllNumeric in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Component/Assertion/Inspector.php \Drupal\Component\Assertion\Inspector::assertAllNumeric()

Asserts all members are numeric data types or strings castable to such.

Parameters

mixed $traversable: Variable to be examined.

Return value

bool TRUE if $traversable can be traversed and all members are numeric.

1 call to Inspector::assertAllNumeric()

InspectorTest::testAssertAllNumeric in core/tests/Drupal/Tests/Component/Assertion/InspectorTest.php

Tests asserting all arguments are numbers or strings castable to numbers.

File

core/lib/Drupal/Component/Assertion/Inspector.php, line 295

Class

Inspector

Generic inspections for the assert() statement.

Namespace

Drupal\Component\Assertion

Code

public static function assertAllNumeric($traversable) {
  return static::assertAll('is_numeric', $traversable);
}