Function string_template_plus::transformers::float_format

source ·

pub fn float_format(
    val: &str,
    args: Vec<&str>
) -> Result<String, TransformerError>

Expand description

format the float (numbers). For example with val=1.123, {val:f(2)} or {val:f(.2)} gives 1.12

    assert_eq!(float_format("1.12", vec![".1"])?, "1.1");
    assert_eq!(float_format("1.12", vec!["2"])?, "1.12");
    assert_eq!(float_format("1.12", vec!["0"])?, "1");