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class method

File.empty?

File.zero?(file_name) → true or false

static VALUE
rb_file_zero_p(VALUE obj, VALUE fname)
{
    struct stat st;

    if (rb_stat(fname, &st) < 0) return Qfalse;
    if (st.st_size == 0) return Qtrue;
    return Qfalse;
}

Returns true if the named file exists and has a zero size.

file_name can be an IO object.

See also .dirname .executable? .directory? .executable_real? also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1

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