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check array has keys in php

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Jaskaran answered on June 7, 2020 Popularity 10/10 Helpfulness 2/10

answer check array has keys in php

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check array has keys in php

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<?php

// The values in this arrays contains the names of the indexes (keys) 
// that should exist in the data array
$required = array('key1', 'key2', 'key3');

$data = array(
    'key1' => 10,
    'key2' => 20,
    'key3' => 30,
    'key4' => 40,
);

if (count(array_intersect_key(array_flip($required), $data)) === count($required)) {
    // All required keys exist!
}

Popularity 10/10 Helpfulness 2/10 Language php

Source: stackoverflow.com

Tags: php

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Contributed on Oct 06 2021

Jaskaran

0 Answers Avg Quality 2/10

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php key in array exists

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<?php
$search_array = array('first' => null, 'second' => 4);

// returns false
isset($search_array['first']);

// returns true
array_key_exists('first', $search_array);
?>

Popularity 10/10 Helpfulness 10/10 Language php

Source: www.php.net

Tags: exists ex

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Contributed on Jun 07 2020

Misty Manatee

0 Answers Avg Quality 2/10

php array exists key

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<?php
$search_array = array('first' => 1, 'second' => 4);
if (array_key_exists('first', $search_array)) {
    echo "The 'first' element is in the array";
}
?>

Popularity 10/10 Helpfulness 8/10 Language php

Source: Grepper

Tags: array-key arra

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Contributed on Mar 19 2022

Shadow

0 Answers Avg Quality 2/10

php array has key

Comment

$myArray = array(
    "key1" => "value1",
    "key2" => "value2",
    "key3" => "value3"
);

if (array_key_exists("key2", $myArray)) {
    echo "The key 'key2' exists in the array.";
} else {
    echo "The key 'key2' does not exist in the array.";
}

Popularity 8/10 Helpfulness 5/10 Language php

Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

php array has key

Comment

array_key_exists('key', $your_array);

Popularity 10/10 Helpfulness 5/10 Language php

Source: Grepper

Tags: key

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Contributed on Nov 04 2021

Watcher O_O

0 Answers Avg Quality 2/10

array_key_exists in php

Comment

<?php
$a=array("fruit"=>"Apple","Car"=>"BMW");
if (array_key_exists("Apple",$a)){
  echo "Array Key exists!";
}else{
  echo "Array Key does not exist!";
}
?>

Popularity 9/10 Helpfulness 4/10 Language php

Source: onecompiler.com

Tags: php

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Contributed on May 08 2023

@CodeGrepperManu

0 Answers Avg Quality 2/10

php array check if key exists

Comment

// Sample array
$array = array(
    'key1' => 'value1',
    'key2' => 'value2',
    'key3' => 'value3'
);

// Key to check
$key = 'key2';

// Check if key exists
if (array_key_exists($key, $array)) {
    echo "The key '$key' exists in the array.";
} else {
    echo "The key '$key' does not exist in the array.";
}

Popularity 9/10 Helpfulness 4/10 Language php

Source: Grepper

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Contributed on Sep 11 2023

YOU.com

0 Answers Avg Quality 2/10

check array has keys in php

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