Lua

Unicode Escape

Convert a string to Unicode escaped values. Lua

local chilkat = require("chilkat")

local sb = chilkat.StringBuilder.new()

local str = "bôn"
local charset = "not_used"

-- Unicode escape all chars using \uHHHH
local success = sb:set_string(str)
sb:encode("unicode-escape-all", charset)
print(sb:get_as_string())
-- Output is \u0062\u00f4\u006e

-- Unicode escape only 8bit chars using \uHHHH
success = sb:set_string(str)
sb:encode("unicode-escape-8bit", charset)
print(sb:get_as_string())
-- Output is b\u00f4n

-- To use uppercase hex chars (A-F), add "-upper" to the encoding name
success = sb:set_string(str)
sb:encode("unicode-escape-all-upper", charset)
print(sb:get_as_string())
-- Output is \u0062\u00F4\u006E

-- Unicode escape all chars using \u{HHHH}
success = sb:set_string(str)
sb:encode("unicode-escape-all-curly-upper", charset)
print(sb:get_as_string())
-- Output is \u{0062}\u{00F4}\u{006E}

-- Unicode escape 8bit chars using HTML hex &#xH;
success = sb:set_string(str)
sb:encode("unicode-escape-8bit-html-hex", charset)
print(sb:get_as_string())
-- Output is bôn

-- Unicode escape all chars using HTML decimal &#D;
success = sb:set_string(str)
sb:encode("unicode-escape-all-html-dec", charset)
print(sb:get_as_string())
-- Output is bôn

-- Unicode escape all chars using u+HHHH
success = sb:set_string(str)
sb:encode("unicode-escape-all-plus", charset)
print(sb:get_as_string())
-- Output is u+0062u+00f4u+006e

-- Unicode escape 8bit chars using angled brackets <HHHH>
success = sb:set_string(str)
sb:encode("unicode-escape-8bit-angle-upper", charset)
print(sb:get_as_string())
-- Output is b<00F4>n