PHP array_initial Examples

Example #1

File: arr.php Project: tapiau/muyo

<?php

require __DIR__ . '/../debug.php';
require __DIR__ . '/../arr.php';
debug_assert(array_eq(array_first(range(1, 5), 3), [1, 2, 3]));
debug_assert(array_eq(array_initial(range(1, 5), 3), [1, 2]));
//TODO: array_to
debug_assert(array_eq(array_last(range(1, 5), 3), [3, 4, 5]));
//debug_assert( array_eq( array_to( range(1,5), 3 ), [1,2,3] ) );
//debug_assert( array_eq( array_from( range(1,5), 3 ), [3,4,5] ) ); // TODO: array_rest
//debug_assert( array_eq( array_before( range(1,5), 3 ), [1,2] ) );
//debug_assert( array_eq( array_after( range(1,5), 3 ), [4,5] ) );

Example #2

File: arr.php Project: tapiau/muyo

 /**
  * Returns [0..$-n]
  *
  * @param int $n
  *
  * @return callable
  */
 function array_initial_dg($n = 1)
 {
     return function ($array) use($n) {
         return array_initial($array, $n);
     };
 }