[单选题]$str = "My name is Jack, and what is your name?"; echo substr_count ($str,“name”); 程序的输出结果为
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2023-11-01 14:58:57
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[单选题]$str = "My name is Jack, and what is your name?"; echo substr_count ($str,“name”); 程序的输出结果为

A.4
B.2
C.1
D.3
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广东开放大学

形成性考核

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