haystack的意思是草垛 needlemeans needle In fact, I found that these two words basically appear in functions related to search. I think it should be a metaphor for finding a needle in a haystack (you have to find despair). Show that this function is awesome = =
$haystack (haystack) is the search character sequence, $needle (needle) is the content to be searched in $haystack. So it can be interpreted as Find a needle in haystack,就是楼上说的大海捞针, difficult to find.
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haystack的意思是草垛needlemeans needleIn fact, I found that these two words basically appear in functions related to search.
I think it should be a metaphor for finding a needle in a haystack (you have to find despair). Show that this function is awesome = =
needle in a haystack/ Looking for a needle in a haystack is an English proverb, which is equivalent to "finding a needle in a haystack" in ChineseThanks for the invitation!
eg: strpos($haystack, $needle);
$haystack (haystack) is the search character sequence, $needle (needle) is the content to be searched in $haystack. So it can be interpreted as
Find a needle in haystack,就是楼上说的大海捞针, difficult to find.