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
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
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用键盘敲的空格会过滤成一个空格,一般不建议使用键盘输入空格,空格可以用“nbsp”来表示
这些要转义的,比如在HTML中,回车是
<br>
,单个空格是有效的,但多个连在一起的空格只会识别成一个空格,要转义成
才有效