Tag Archives: php array types

How to search the key values in the array – array_search

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If we have a very large array values in Indexed or Associative array, we have to search or filter the particular array value or key. Array_Search function is used to find the value. This function used to search an array for a value and returns the key.

<?php
$search =array('a'=>'php','b'=>'css','c'=>'html,'d'=>'dssd','e'=>'eeee',f=>'fdfd','g'=>'dsfsd',....);
echo array_search('css',$search);
?>

<?php

$search =array('a'=>'php','b'=>'css','c'=>'html,'d'=>'dssd','e'=>'eeee',f=>'fdfd','g'=>'dsfsd',....);

echo array_search('css',$search);

In the Given example, we have to… Read More »

Function to find particular value or key in the array for php – In_array functions

Function to find particular value or key in the array for php – In_array In_array Functions is used to find the value in the array list using this function you can find the value is present or not in array queue. syntax: In_array(); for example have to find “Developerdesks” in the given array

<?php

$var = array(‘raj’,’sekar’,’developer’,’desks’,'php','html','css','developerdesks','designer');

if(in_array('developerdesks', $var, ))
{
echo "found Developerdesks";
}
else
{
echo "not found";

}

?>

<?php

$var = array(‘raj’,’sekar’,’developer’,’desks’,'php','html','css','developerdesks','designer');

if(in_array('developerdesks', $var, ))

{

echo "found Developerdesks";

}

else

{

echo "not found";

}

Explanation: If… Read More »

How can we print array with in array using for-each loop – Three dimensional array

A multidimensional array is an array containing one or more arrays. Three-Dimensional array For three dimensional array u have to use two for loop condition find 0 indexed array value and then 0 indexed array value

<?php

$developedesks = array(
"Skills" => array
(
"php" => 80,
"css" => 85,
"html" => 80
),
"design" => array
(
"photoshop" => 70,
"flash" => 75,
"indesign" => 72
),
"framework" => array
(
"wordpress" => 85,
"drupal" => 75,
"joomla" => 70
)
);

$count = count($developedesks);
echo "$count<br/>";
foreach($developedesks  as $develop => $desks)
{

foreach($desks as $key =>$value)
{
echo "$develop &nbsp; $key &nbsp; $value<br/>";
}

}

?>

<?php

$developedesks = array(

"Skills" => array

(

"php" => 80,

"css" => 85,

"html" => 80

"design" => array

(

"photoshop" => 70,

"flash" => 75,

"indesign" => 72

"framework" => array

(

"wordpress" => 85,

"drupal" => 75,

"joomla" => 70

)

);

$count = count($developedesks);

echo "$count<br/>";

foreach($developedesks as $develop => $desks)

{

foreach($desks as $key =>$value)

{

echo "$develop   $key   $value<br/>";

}

Explain First foreach consider skill as $develop and php =>80 as $desks Second For each consider $key as… Read More »

How to print array values in php using mysql – associative array

Associative array is array that use named keys that you assign to them. example

<?php

$var2 = array('raj'='123','sekar'=>'213','developer'=>'545','desks'=>'345');

echo $var2['raj']; // output is 123
echo $var2['sekar']; // output is 213
echo $var2['developer']; // output is 545
echo $var2['desks']; // output is 345

?>

<?php

$var2 = array('raj'='123','sekar'=>'213','developer'=>'545','desks'=>'345');

echo $var2['raj']; // output is 123

echo $var2['sekar']; // output is 213

echo $var2['developer']; // output is 545

echo $var2['desks']; // output is 345

named key ‘raj’ has vlaue ‘123’; IF the named key is unknown and unlimited the use foreach

<?php

$var3 = array('raj'='123','sekar'='213','developer'='545','desks'='345','php'='34','html'='54654','css'='123'); 

foreach($var3 as $X=>$value)
{
echo $X .$value;
}

?>

<?php

$var3 = array('raj'='123','sekar'='213','developer'='545','desks'='345','php'='34','html'='54654','css'='123');

foreach($var3 as $X=>$value)

{

echo $X .$value;

}

output

raj 123
sekar 213
developer
545
desks 345
php 34
html 54654
css 123

raj 123

sekar 213

developer

545

desks 345

php 34

html 54654

css 123

Similar like Associative array Multidimensional Array concept in Php A multidimensional array is an array containing one or more arrays.… Read More »

How to use for loop concept for php using find array values

How to use for loop concept for php using find array values for loop is used to initialize the code for how many times it should run. syntax for (initialization counter; total counter; increment counter) { code to be executed; } for example

<?php 
for ($x = 0; $x <= 5; $x++) {
    echo "The number is: $x <br>";
} 
?>

<?php

for ($x = 0; $x <= 5; $x++) {

echo "The number is: $x <br>";

}

output

The number is 0

The number is 1

The number is 2

The number is 3

The number is 4

The number is 5

The number is 0

The number is 1

The number is 2

The number is 3

The number is 4

The number is 5

for loop php is used to count and… Read More »

How to print array values in php using find i value – Indexed array

How to print array values indexing in php using Indexed array Indexed array is array with a numeric index. Index will Start with ‘0’ and it can be assigned automatically example

< ?php

$design = array(‘photoshop’,’flash’,’dreamviewer’,’html5′);

echo $design[0]; //output is photoshop

echo $design[1]; //output is flash

?>

< ?php

$design = array(‘photoshop’,’flash’,’dreamviewer’,’html5′);

echo $design[0]; //output is photoshop

echo $design[1]; //output is flash

If you know the total number of array values means you can do like this, For unknown and unlimited array values are present… Read More »

Basic array concept and how to use php array and mysql

What is Array? how to use php array? An array is a variable, which can hold more than one value at a time. php array basic function defined as array(); example

< ?php

$design = array('photoshop','flash','dreamviewer','html5');

echo $design[0]; //output is photoshop

echo $design[1]; //output is flash

?>

< ?php

$design = array('photoshop','flash','dreamviewer','html5');

echo $design[0]; //output is photoshop

echo $design[1]; //output is flash

Three Types of Php array 1. Indexed array 2. Assocaiative array 3. Mutlidimentional array Click Here to know indexed array