dfr all-false for dataframe

Signature

> dfr all-false {flags}

Input/output types:

Examples

Returns true if all values are false

> [falsefalsefalse] |dfr into-df|dfr all-false
╭───┬───────────╮
│# │ all_false │
├───┼───────────┤
│0│true│
╰───┴───────────╯

Checks the result from a comparison

>lets= ([56210] |dfr into-df);
letres= ($s>9);
$res|dfr all-false
╭───┬───────────╮
│# │ all_false │
├───┼───────────┤
│0│false│
╰───┴───────────╯

Tips: Dataframe commands were not shipped in the official binaries by default, you have to build it with --features=dataframe flag