Php add to array in loop

$newArray = array();
foreach($var in $oldArray){
$newArray[] = $var;
}

Source: stackoverflow.com

Php add to array in loop

array:3 [▼
  0 => array:4 [▼
    0 => "mon"
    1 => "wed"
    2 => "thu"
    3 => "sat"
  ]
  1 => array:3 [▼
    0 => "sun"
    1 => "tue"
    2 => "fri"
  ]
  2 => array:1 [▼
    0 => "fri"
  ]
]

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