ChartIndexAxisValueFormatter Not working in line charts

[jignesh133]

i am using this charts in objective c projects.

i am not getting values in
ChartIndexAxisValueFormatter value formator

ChartXAxis *bottomAxis = _chartView.xAxis;
bottomAxis.valueFormatter = [[ChartIndexAxisValueFormatter
alloc] initWithValues:arrChartXlabels];

it returns nil instead of index values.
i

it is always returns on line no 59 instead of line no 63.
File Name : IndexAxisValueFormatter.swift

Charts Environment

**Charts version/Branch/Commit Number:**3.1
Xcode version: 9.2
Swift version: 4.0.2
Platform(s) running Charts: ios 8 and above
macOS version running Xcode: 10.13.3

[jjatie]

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