GLib.unichar_xdigit_value

function unichar_xdigit_value(c: String): Number(gint) {
    // Gjs wrapper for g_unichar_xdigit_value()
}

Determines the numeric value of a character as a hexidecimal digit.

c

a Unicode character

Returns

If c is a hex digit (according to GLib.unichar_isxdigit), its numeric value. Otherwise, -1.