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Search array in php

Check array value in php

     PHP having some in-built function to check the value is exists or not in array.
  1. in_array()
  2. array_search()

in_array()

     This function will check the given value with array and if it the value is exists in the array, return true otherwise return false.


in_array(your_value,array,strict);

i) Simple Array

     The following example will tell you, how to check the value is exists or not in simple array.

$place=array("mulagumoodu","India","Tamilnadu","USA");

if(in_array("USA",$place))
{
  echo "USA Found in $place Array";
}
else
{
  echo "USA Not Found in $place Array";
}

Output:
USA Found in $place Array

ii) Associative Array

Associative array also similarly works simple array.

$place=array(0=>"mulagumoodu",1=>"India",2=>"Tamilnadu",3=>"USA");

if(in_array("USA",$place))
{
  echo "USA Found in $place Array";
}
else
{
  echo "USA Not Found in $place Array";
}

Output:
USA Found in $place Array


array_search()

     This function is used to find the given value is exists or not in an array and if exists return the key value otherwise return NULL.

array_search(your_value,array,strict);

Example

$place=array(0=>"mulagumoodu",1=>"India",2=>"Tamilnadu",3=>"USA");
echo array_search("USA",$place);

Output:
3



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