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1 <?php 2 $fp = fopen("output.json", "r+"); 3 $flag = fseek($fp, -3, SEEK_END); 4 if(!$flag){ 5 echo "Offset success\r\n"; 6 } 7 else{ 8 echo "Offset failed\n"; 9 } 10 $flag = fwrite($fp, ",\n{HelloWorld}\n]"); 11 if($flag){ 12 echo "Have written"; 13 } 14 else{ 15 echo "Write Failed"; 16 } 17 ?> data=[ {latitude: 42.363400, longitude: -71.098465, info: 'Speed = 21'}, ] 在Json字符串中添加项 |
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