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<?php $str="756300 không có"; $x=4+$str; echo ($str); // In ra màn hình chuỗi "756300 không có" echo ($x); ?>
Output for git.master, git.master_jit, rfc.property-hooks
Warning: A non-numeric value encountered in /in/r4gGQ on line 3 756300 không có756304

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