replace_symbol_in_expr: Replace Symbols in an Expression

In admiraldev: Utility Functions and Development Tools for the Admiral Package Family

Replace Symbols in an Expression

Description

Replace symbols in an expression

Usage

replace_symbol_in_expr(expression, target, replace)

Arguments

expression	Expression Permitted values a quoted expression, e.g., created by expr() Default value none
target	Target symbol Permitted values an unquoted symbol, e.g., AVAL Default value none
replace	Replacing symbol Permitted values an unquoted symbol, e.g., AVAL Default value none

Value

The expression where every occurrence of the symbol target is replaced by replace

Author(s)

Stefan Bundfuss

See Also

Helpers for working with Quosures: add_suffix_to_vars(), expr_c(), replace_values_by_names()

Examples

library(rlang)

replace_symbol_in_expr(expr(AVAL), target = AVAL, replace = AVAL.join)
replace_symbol_in_expr(expr(AVALC), target = AVAL, replace = AVAL.join)
replace_symbol_in_expr(expr(desc(AVAL)), target = AVAL, replace = AVAL.join)
replace_symbol_in_expr(expr(if_else(AVAL > 0, AVAL, NA)), AVAL, AVAL.join)

admiraldev documentation built on June 26, 2025, 1:09 a.m.