Syntax:mixed SplFixedArray::offsetExists ($index)
Parameters: This function takes one parameter, $index,which indicates the requested offset.Return Value:This function returns the offset of the array.The programs below illustrate the function SplFixedArray::offsetExists()in PHP:Program 1:
// Create an array fixed size $gfg = new SplFixedArray (6); $gfg [0] = 1; $gfg [1] = 5; $gfg [2] = 10;
// Check if the index exists or not var_dump ( $gfg -> offsetGet (2)); ?> Exit:int (10 )
Program 2:
// Create some fixed size array $gfg = new SplFixedArray (6); $gfg [0] = 1; $gfg [1] = 5; $gfg [2] = 1; $gfg [3] = 11; $gfg [4] = 15; $gfg [5] = 17; $i = 0; while ( $i < 6) { // Print the current index offset var_dump ( $gfg -> offsetGet ( $i )); $i ++; }
?> Exit:int (1 ) int (5) int (1) int (11) int (15) int (17)
Link:https://www.php.net/manual/en/splfixedarray.offsetget.php
