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PHP SplFixedArray setSize () function

Syntax:
bool SplFixedArray::setSize ($size)
Parameters: This function takes one parameter, $size,which determines the size of the array.Return value:this function returns true on success, otherwise - false.The following programs illustrate the function SplFixedArray::setSize()in PHP:Program 1:  
// Create a fixed size array $gfg = new SplFixedArray (50);  
// Print size before installation echo $gfg -> getSize(). "" ;  
// Set array size $gfg -> setSize (110);  
// Print the result after setting the size echo $gfg -> getSize(). "" ; ?>
Exit:
50 110
Program 2:  
// Create some fixed size array $gfg1 = new SplFixedArray (0); $gfg2 = new SplFixedArray (9); $gfg3 = new SplFixedArray (100); $gfg4 = new SplFixedArray (878);  
// Array print size echo $gfg1 -> getSize(). "" ; echo $gfg2 -> getSize(). "" ; echo $gfg3 -> getSize(). "" ; echo $gfg4 -> getSize(). "" ;  
// Set array size $gfg1 -> setSize (100); $gfg2 -> setSize (200);  
// Print size after typing echo $gfg1 -> getSize(). "" ; echo $gfg2 -> getSize(). "" ; ?>
Exit:
0 9 100 878 100 200
Link: https://www.php .net / manual / en / splfixedarray.setsize.php

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