The function returns the first element (NUMBER ) in the number list l, or null
if l is an empty list.
first(number list l) #Output: Number
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The function returns the first element (NUMBER ) in the number list l, or null
if l is an empty list.
first(number list l) #Output: Number
Parser expression | Description |
---|---|
first([3, 2, 1, 0]) | The function returns the NUMBER 3, which is the first element of the number list l. |
Parameter | Input (data type) | Description |
---|---|---|
<parameter> | DATA TYPE | Parameter description. |
The function returns a NUMBER
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