Helm Notable Values: Difference between revisions
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Line 34: | Line 34: | ||
returns <code>float64</code> | returns <code>float64</code> | ||
==Distinguishing between Zero and Empty String= | ==Distinguishing between Zero and Empty String== | ||
<syntaxhighlight lang='yaml'> | <syntaxhighlight lang='yaml'> | ||
{{- if kindIs "float64" .Values.myValue -}} | {{- if kindIs "float64" .Values.myValue -}} |
Revision as of 09:26, 5 January 2021
Internal
Numeric Zero
For a numeric zero declared as:
myValue: 0
the following expressions evaluate to false:
Evaluates to false:
{{ if .Values.myValue }}
the following expressions evaluate to true:
{{ if empty .Values.myValue }}
{{ if (eq 0 (int .Values.myValue)) }}
{{ printf "%T" .Values.myValue }}
returns float64
{{ typeOf .Values.myValue }}
returns float64
Distinguishing between Zero and Empty String
{{- if kindIs "float64" .Values.myValue -}}
{{- if .Values.myValue -}}
{{- .Values.myValue -}}
{{- else -}}
0
{{- end -}}
{{- end -}}
Boolean True
Boolean False
Empty Value (nil)
myValue:
{{ printf "%T" .Values.myValue }}
returns <nil>
{{ typeOf .Values.myValue }}
returns <nil>