public static function Inspector::assertAll in Zircon Profile 8.0

Same name and namespace in other branches

1. 8 core/lib/Drupal/Component/Assertion/Inspector.php \Drupal\Component\Assertion\Inspector::assertAll()

Asserts callback returns TRUE for each member of a traversable.

This is less memory intensive than using array_filter() to build a second array and then comparing the arrays. Many of the other functions in this collection alias this function passing a specific callback to make the code more readable.

Parameters

callable $callable: Callback function.

mixed $traversable: Variable to be examined.

Return value

bool TRUE if $traversable can be traversed and $callable returns TRUE on all members.

See also

http://php.net/manual/language.types.callable.php

7 calls to Inspector::assertAll()

Inspector::assertAllArrays in core/lib/Drupal/Component/Assertion/Inspector.php

Asserts that all members are arrays.

Inspector::assertAllCallable in core/lib/Drupal/Component/Assertion/Inspector.php

Asserts that all members are callable.

Inspector::assertAllFloat in core/lib/Drupal/Component/Assertion/Inspector.php

Asserts that all members are float values.

Inspector::assertAllIntegers in core/lib/Drupal/Component/Assertion/Inspector.php

Asserts that all members are integer values.

Inspector::assertAllNumeric in core/lib/Drupal/Component/Assertion/Inspector.php

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

... See full list

File

core/lib/Drupal/Component/Assertion/Inspector.php, line 59

Contains \Drupal\Component\Assertion\Inspector.

Class

Inspector

Generic inspections for the assert() statement.

Namespace

Drupal\Component\Assertion

Code

public static function assertAll(callable $callable, $traversable) {
  if (static::assertTraversable($traversable)) {
    foreach ($traversable as $member) {
      if (!$callable($member)) {
        return FALSE;
      }
    }
    return TRUE;
  }
  return FALSE;
}