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Why does one appear when entering five spaces? Logically speaking, if entering spaces does not work, there should be none, right? I don’t understand? -PHP Chinese website Q&A-Why does one appear when entering five spaces? Logically speaking, if entering spaces does not work, there should be none, right? I don’t understand? -PHP Chinese website Q&A

Please watch and learn.

用鍵盤敲的空格會過濾成一個空格，一般不建議使用鍵盤輸入空格，空格可以用“nbsp”來表示

這些要轉(zhuǎn)義的，比如在HTML中，回車是

<br>

，單個空格是有效的，但多個連在一起的空格只會識別成一個空格，要轉(zhuǎn)義成

&nbsp;

才有效