# Remove Duplicate Value from array

**URL:** <https://forum.kirupa.com/t/remove-duplicate-value-from-array/315525>\
**Category:** programming\
**Created:** [October 28, 2010, 6:13am UTC](https://forum.kirupa.com/t/remove-duplicate-value-from-array/315525 "2010-10-28T06:13:24Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![san2629](https://avatars.discourse-cdn.com/v4/letter/s/ce7236/32.png) [@san2629](https://forum.kirupa.com/u/san2629)\
**Post date:** [October 28, 2010, 6:13am UTC](https://forum.kirupa.com/t/remove-duplicate-value-from-array/315525/1 "2010-10-28T06:13:24Z")

</div>

Array  
(  
[0] =\> 158  
[1] =\> 171  
[2] =\> 172  
)  
2Duplicate  
Duplicate  
Duplicate  
Array  
(  
[0] =\> 172  
)  
0Duplicate  
Array  
(  
[0] =\> 171  
[1] =\> 172  
[2] =\> 173  
[3] =\> 174  
)  
3Duplicate  
Duplicate  
Duplicate  
Duplicate  
Array  
(  
[0] =\> 172  
[1] =\> 173  
)  
1Duplicate  
Duplicate  
Array  
(  
)  
-1  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 160  
[1] =\> 172  
)  
1Duplicate  
Duplicate  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 168  
[1] =\> 170  
[2] =\> 172  
)  
2Duplicate  
Duplicate  
Duplicate  
Array  
(  
[0] =\> 168  
[1] =\> 172  
)  
1Duplicate  
Duplicate  
Array  
(  
[0] =\> 158  
[1] =\> 171  
[2] =\> 172  
)  
2Duplicate  
Duplicate  
Duplicate  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 171  
)  
0Duplicate  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 171  
)  
0Duplicate  
Array  
(  
[0] =\> 171  
)  
0Duplicate  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 171  
)  
0Duplicate  
Array  
(  
[0] =\> 168  
[1] =\> 171  
)  
1Duplicate  
Duplicate  
Array  
(  
[0] =\> 169  
[1] =\> 171  
)  
1Duplicate  
Duplicate  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 168  
[1] =\> 170  
[2] =\> 172  
)  
2Duplicate  
Duplicate  
Duplicate  
Array  
(  
[0] =\> 168  
)  
0Duplicate  
Array  
(  
[0] =\> 168  
)  
0Duplicate  
Array  
(  
)  
-1  
Array  
(  
)  
-1  
Array  
(  
)  
-1  
Array  
(  
[0] =\> 168  
)  
0Duplicate  
Array  
(  
[0] =\> 168  
)  
0Duplicate  
Array  
(  
[0] =\> 168  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate  
Array  
(  
[0] =\> 160  
[1] =\> 161  
)  
1Duplicate  
Duplicate  
Array  
(  
[0] =\> 158  
[1] =\> 160  
[2] =\> 161  
)  
2Duplicate  
Duplicate  
Duplicate  
Array  
(  
[0] =\> 158  
)  
0Duplicate

I have a array and i want to remove duplicate entry from this array…supp 158 comes so many times…i want only one 158 not all .I have to do this for all duplicate values …Please help me …I am so confused to do this…