method

ascii_compatible?

ruby latest stable - Class: Encoding

ascii_compatible?()

public

Returns whether ASCII-compatible or not.

Encoding::UTF_8.ascii_compatible?     #=> true
Encoding::UTF_16BE.ascii_compatible?  #=> false

static VALUE
enc_ascii_compatible_p(VALUE enc)
{
    return rb_enc_asciicompat(must_encoding(enc)) ? Qtrue : Qfalse;
}