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instance method

CGI::EscapeExt#unescape

CGI.unescape(string, encoding=@@accept_charset) → string

ext/cgi/escape/escape.c View on GitHub ↗

static VALUE
cgiesc_unescape(int argc, VALUE *argv, VALUE self)
{
    VALUE str = (rb_check_arity(argc, 1, 2), argv[0]);

    StringValue(str);

    if (rb_enc_str_asciicompat_p(str)) {
        VALUE enc = accept_charset(argc-1, argv+1, self);
        return optimized_unescape(str, enc, 1);
    }
    else {
        return rb_call_super(argc, argv);
    }
}

Returns URL-unescaped string (application/x-www-form-urlencoded).

See also #escapeURIComponent #unescapeHTML #escape_uri_component #unescape_uri_component also in 4.0

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