Package index
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as.lazy()as.lazy_dots() - Convert an object to a lazy expression or lazy dots.
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as_name()as_call() - Coerce an object to a name or call.
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ast_()ast() - Display a call (or expression) as a tree.
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call_modify()call_standardise() - Modify the arguments of a call.
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call_new() - Create a call by "hand"
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expr_label()expr_text()expr_find()expr_env() - Find the expression associated with an argument
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f_capture()dots_capture() - Make a promise explicit by converting into a formula.
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f_eval_rhs()f_eval_lhs()f_eval()find_data() - Evaluate a formula
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f_interp()uq()uqf()uqs() - Interpolate a formula
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f_list()as_f_list() - Build a named list from the LHS of formulas
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f_new() - Create a formula object by "hand".
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f_rhs()`f_rhs<-`()f_lhs()`f_lhs<-`()f_env()`f_env<-`() - Get/set formula components.
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f_text()f_label() - Turn RHS of formula into a string/label.
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f_unwrap() - Unwrap a formula
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function_new() - Create a function by "hand"
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interp() - Interpolate values into an expression.
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is_formula() - Is object a formula?
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is_lang()is_name()is_call()is_pairlist()is_atomic() - Is an object a language object?
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lazy_()lazy() - Capture expression for later lazy evaluation.
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lazy_dots() - Capture ... (dots) for later lazy evaluation.
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lazy_eval() - Evaluate a lazy expression.
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make_call() - Make a call with
lazy_dotsas arguments. -
missing_arg() - Generate a missing argument.