signedCellText

private fnconst(char)[] signedCellText(long v, bool valid, return scope char[] tmp, string nullValue) @safe pure nothrow

The signed-integer cell text: the decimal writer's output, or nullValue at a null slot.

Parameters

vthe raw value
validwhether the slot is valid
tmpthe scratch buffer (21 bytes suffice)
nullValuethe text of a null slot

Returns

the cell text (a slice of tmp, or nullValue).