xdebug_debug_zval('e'); >>> 結果如下 a:(refcount=2, is_ref=1),int 1b:(refcount=2, is_ref=0),int 1c:(refcount=2, is_ref=1),int 1d:(refcount=2, is_ref=0),int 1e:(refcount=1, is_ref=0),array(size=4) 0 => (refcount=1, is_ref=0),int 0 1 => (refcount=1, i...
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