From ae66b222950da57458a6ce51cb0db0f30190cc10 Mon Sep 17 00:00:00 2001
From: Cleo Aguiar <cleotaisas@gmail.com>
Date: Wed, 7 Aug 2019 20:58:41 -0300
Subject: [PATCH] update translation linear-search (#36448)

added Swift, Java and PHP code examples
---
 .../search-algorithms/linear-search/index.md  | 46 ++++++++++++++++++-
 1 file changed, 45 insertions(+), 1 deletion(-)

diff --git a/guide/portuguese/algorithms/search-algorithms/linear-search/index.md b/guide/portuguese/algorithms/search-algorithms/linear-search/index.md
index 24259deeea..5c5ea7263a 100644
--- a/guide/portuguese/algorithms/search-algorithms/linear-search/index.md
+++ b/guide/portuguese/algorithms/search-algorithms/linear-search/index.md
@@ -97,6 +97,50 @@ def linear_search(array, num):
     return -1 
 ```
 
+### Exemplo em Swift
+```swift
+func linearSearch(for number: Int, in array: [Int]) -> Int? {
+    for (index, value) in array.enumerated() {
+        if value == number { return index } // return the index of the number
+    }
+    return nil // the number was not found in the array
+}
+```
+
+### Exemplo em Java
+```java
+int linearSearch(int[] arr, int element)
+{
+        for(int i=0;i<arr.length;i++)
+        {
+                if(arr[i] == element)
+                        return i;
+        }
+        return -1;
+}
+
+```
+
+### Exemplo em PHP
+
+```php
+function linear_search($arr=[],$num=0)
+{
+     $n = count($arr);   
+     for( $i=0; $i<$n; $i++){
+           if($arr[$i] == $num)
+                return $i;
+      }
+      // Item not found in the array
+      return -1; 
+}
+
+$arr = array(1,3,2,8,5,7,4,0);
+print("Linear search result for 2: ");
+echo linear_search($arr,2);
+
+```
+
 ## Pesquisa Linear Global
 
 E se você estiver pesquisando as várias ocorrências de um elemento? Por exemplo, você quer ver quantos 5 estão em uma matriz.
@@ -137,4 +181,4 @@ Não há dúvida de que a busca linear é simples, mas porque compara cada eleme
 
 #### Outros recursos
 
-[Pesquisa Linear - CS50](https://www.youtube.com/watch?v=vZWfKBdSgXI)
\ No newline at end of file
+[Pesquisa Linear - CS50](https://www.youtube.com/watch?v=vZWfKBdSgXI)