<code><?phpvar_dump(json_encode(array("Apple", "Banana", "Pear"))); //string(25) "["Apple","Banana","Pear"]"var_dump(json_encode((object)array("Apple", "Banana", "Pear")));//string(37) "{"0":"Apple","1":"Banana","2":"Pear"}"var_dump(json_encode(array("Apple", "Banana", "Pear"),JSON_FORCE_OBJECT));//string(37) "{"0":"Apple","1":"Banana","2":"Pear"}"var_dump(json_encode(array(0=>"APPLE",1=>"BABABA")),JSON_FORCE_OBJECT);//string(18) "["APPLE","BABABA"]"</code>
最后两行:
<code>var_dump(json_encode((object)array(0=>"APPLE",1=>"BABABA",2=>'PEAR')));// string(37) "{"0":"APPLE","1":"BABABA","2":"PEAR"}"var_dump(json_encode(array(0=>"APPLE",1=>"BABABA",2=>'PEAR')),JSON_FORCE_OBJECT);string(25) "["APPLE","BABABA","PEAR"]"int(16)</code>
int (16) 是个啥??加了json_force_object也不好使呢,如果下标不以0开头,或者key不连续,就是object,否则就是数组,哪位前辈给大概解释下为啥,为啥。
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回复内容:
<code><?phpvar_dump(json_encode(array("Apple", "Banana", "Pear"))); //string(25) "["Apple","Banana","Pear"]"var_dump(json_encode((object)array("Apple", "Banana", "Pear")));//string(37) "{"0":"Apple","1":"Banana","2":"Pear"}"var_dump(json_encode(array("Apple", "Banana", "Pear"),JSON_FORCE_OBJECT));//string(37) "{"0":"Apple","1":"Banana","2":"Pear"}"var_dump(json_encode(array(0=>"APPLE",1=>"BABABA")),JSON_FORCE_OBJECT);//string(18) "["APPLE","BABABA"]"</code>
最后两行:
<code>var_dump(json_encode((object)array(0=>"APPLE",1=>"BABABA",2=>'PEAR')));// string(37) "{"0":"APPLE","1":"BABABA","2":"PEAR"}"var_dump(json_encode(array(0=>"APPLE",1=>"BABABA",2=>'PEAR')),JSON_FORCE_OBJECT);string(25) "["APPLE","BABABA","PEAR"]"int(16)</code>
int (16) 是个啥??加了json_force_object也不好使呢,如果下标不以0开头,或者key不连续,就是object,否则就是数组,哪位前辈给大概解释下为啥,为啥。
请仔细对比以下两行
<code>var_dump(json_encode(array(0=>"APPLE",1=>"BABABA",2=>'PEAR')),JSON_FORCE_OBJECT);var_dump(json_encode(array(0=>"APPLE",1=>"BABABA",2=>'PEAR'),JSON_FORCE_OBJECT));</code>