001+ Could not open input file: Array
001- *** Testing array_walk_recursive() : callback function variation ***
002- -- callback function with both parameters --
003- int(0)
004- string(5) "Apple"
005- 
006- int(1)
007- string(6) "Banana"
008- 
009- int(1)
010- string(5) "Mango"
011- 
012- int(0)
013- string(6) "Orange"
014- 
015- bool(true)
016- -- callback function with only one parameter --
017- string(5) "Apple"
018- 
019- string(6) "Banana"
020- 
021- string(5) "Mango"
022- 
023- string(6) "Orange"
024- 
025- bool(true)
026- -- callback function without parameters --
027- callback3() called
028- callback3() called
029- callback3() called
030- callback3() called
031- bool(true)
032- -- passing one more parameter to function with two parameters --
033- int(0)
034- string(5) "Apple"
035- 
036- int(1)
037- string(6) "Banana"
038- 
039- int(1)
040- string(5) "Mango"
041- 
042- int(0)
043- string(6) "Orange"
044- 
045- bool(true)
046- Done