IsMissing Function

αž–αž·αžŸαŸ„αž’αž“αŸβ€‹αž”αŸ’αžšαžŸαž·αž“β€‹αž”αžΎβ€‹αž’αž“αž»αž‚αž˜αž“αŸβ€‹αž˜αž½αž™ αžαŸ’αžšαžΌαžœβ€‹αž”αžΆαž“β€‹αž αŸ…β€‹αž‡αžΆαž˜αž½αž™β€‹αž”αŸ‰αžΆαžšαŸ‰αžΆαž˜αŸ‰αŸ‚αžαŸ’αžšβ€‹αžŸαŸ’αžšαŸαž…β€‹β€‹β€‹β€‹αž…αž·αžαŸ’αžβ€‹αž˜αž½αž™Β αŸ”

αž˜αžΎαž›β€‹αž•αž„β€‹αžŠαŸ‚αžš αŸ– αžŸαŸ’αžšαŸαž…β€‹β€‹β€‹β€‹αž…αž·αžαŸ’αž

αžœαžΆαž€αŸ’αž™β€‹αžŸαž˜αŸ’αž–αž“αŸ’αž’ αŸ–


IsMissing( ArgumentName )

αž”αŸ‰αžΆαžšαŸ‰αžΆαž˜αŸ‰αŸ‚αžαŸ’αžš αŸ–

ArgumentName αŸ– αžˆαŸ’αž˜αŸ„αŸ‡β€‹αž“αŸƒβ€‹αž’αžΆαž‚αž»αž™αž˜αŸ‰αž„αŸ‹β€‹αžŸαŸ’αžšαŸαž…β€‹β€‹β€‹β€‹αž…αž·αžαŸ’αžΒ αŸ”

IsMissing returns True if no value has been passed for the ArgumentName; otherwise, it returns False.

αž˜αžΎαž› αž§αž‘αžΆαž αžšαžŽαŸ αž•αž„β€‹αžŠαŸ‚αžšΒ αŸ”

Error codes:

5 αž€αžΆαžšβ€‹αž αŸ…β€‹αž”αŸ‚αž”αž”αž‘β€‹αž˜αž·αž“β€‹αžαŸ’αžšαžΉαž˜αžαŸ’αžšαžΌαžœ

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