php unset from array code example

Example 1: php delete element by value

$colors = array("blue","green","red");

//delete element in array by value "green"
if (($key = array_search("green", $colors)) !== false) {
    unset($colors[$key]);
}

Example 2: php remove item array

$items = ['banana', 'apple'];

unset($items[0]);

var_dump($items); // ['apple']

Example 3: php unset array key

unset($dataArray['key']);

Example 4: php erase element from array

foreach ($items as $key =>$item){
  if(condition){
    unset($item[$key]);
  }
}

Example 5: remove array values php

array_splice(array, start, length, array)

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