Answers for "php get the first index of an array"

get index of element in array php

$array = array(0 => 'blue', 1 => 'red', 2 => 'green', 3 => 'red');

$key = array_search('green', $array); // $key = 2;
$key = array_search('red', $array);   // $key = 1;

php get first 10 elements of array

$alphabet = array("a", "b", "c", "d", "e","g","h","i","j","k");
$firstFive = array_slice($alphabet, 0, 5); //get first 5 elements of array