Php all keys in array

<?php
$array = array(
    'fruit1' => 'apple',
    'fruit2' => 'orange',
    'fruit3' => 'grape',
    'fruit4' => 'apple',
    'fruit5' => 'apple');

$keys = array_keys($array);		// return array
$values = array_values($array);	// return array
?>

Array key value php

<?php
$age=array("Peter"=>"35","Ben"=>"37","Joe"=>"43");
foreach($age as $x=>$x_value)
  {
  echo "Key=" . $x . ", Value=" . $x_value;
  echo "<br>";
  }
?>

Php keys of array

$array = array(0 => 100, "cor" => "vermelho");
print_r(array_keys($array));

$array = array("azul", "vermelho", "verde", "azul", "azul");
print_r(array_keys($array, "azul"));

$array = array("cor"     => array("azul", "vermelho", "verde"),
               "tamanho" => array("pequeno", "medio", "grande"));
print_r(array_keys($array));

Php get array key

<?php
$array = array(
    'fruit1' => 'apple',
    'fruit2' => 'orange',
    'fruit3' => 'grape',
    'fruit4' => 'apple',
    'fruit5' => 'apple');

// this cycle echoes all associative array
// key where value equals "apple"
while ($fruit_name = current($array)) {
    if ($fruit_name == 'apple') {
        echo key($array).'<br />';
    }
    next($array);
}
?>

Source: php.net

Similar codes

1 vote106 views1 answer
Php turney if
PHP
9 votes168 views4 answers
Datetime format laravel
PHP
0 vote111 views1 answer
Bagisto package generator
PHP
0 vote106 views2 answers
Global variable in laravel controller
PHP
0 vote110 views1 answer
Cashier mollie
PHP
0 vote104 views1 answer
How to show image in easyadmin 3 index page
PHP
1 vote183 views1 answer
Php date today plus 1 month
PHP
6 votes114 views4 answers
Install laravel on windows
PHP Laravel
12 votes102 views1 answer
Php comment supprimer un fichier
PHP
0 vote105 views1 answer
Database connection in pdo php
PHP