psp_validate_expressions: Validate Expressions
In perspectiveR: Interactive Pivot Tables and Visualizations with 'Perspective'
View source: R/perspective-shiny.R
psp_validate_expressions R Documentation
Validate Expressions
Description
Validates Perspective expression strings against the table without
applying them. The result is delivered asynchronously to
input$<outputId>_validate_expressions.
Usage
psp_validate_expressions(proxy, expressions)
Arguments
proxy
A perspectiveProxy object.
expressions
A non-empty character vector of expression strings.
Value
The proxy object (invisibly), for chaining.
Examples
if (interactive()) {
proxy <- perspectiveProxy(session, "viewer")
psp_validate_expressions(proxy, expressions = c("\"col1\" + \"col2\""))
}
perspectiveR documentation built on March 30, 2026, 9:06 a.m.
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View source: R/perspective-shiny.R
| psp_validate_expressions | R Documentation |
Validate Expressions
Description
Validates Perspective expression strings against the table without
applying them. The result is delivered asynchronously to
input$<outputId>_validate_expressions.
Usage
psp_validate_expressions(proxy, expressions)
Arguments
proxy |
A |
expressions |
A non-empty character vector of expression strings. |
Value
The proxy object (invisibly), for chaining.
Examples
if (interactive()) {
proxy <- perspectiveProxy(session, "viewer")
psp_validate_expressions(proxy, expressions = c("\"col1\" + \"col2\""))
}
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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