method

frozen?

Ruby latest stable (v2_5_5) - 0 notes - Class: Array

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frozen?() public

Return true if this array is frozen (or temporarily frozen while being sorted). See also Object#frozen?

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static VALUE
rb_ary_frozen_p(VALUE ary)
{
    if (OBJ_FROZEN(ary)) return Qtrue;
    return Qfalse;
}