toUpper

Converts a string to uppercase.

Syntax

toUpper(input)

or chained:

<string>.toUpper()

Arguments

• input (string, optional when chained) - The string to convert.

Examples

Function call

toUpper("hello")
// "HELLO"

Chained usage

"hello world".toUpper()
// "HELLO WORLD"

CLI usage

$ echo '{"status": "active"}' | dasel -i json 'status.toUpper()'
ACTIVE

Transform all values in an array

["alice", "bob"].map(toUpper($this))
// ["ALICE", "BOB"]