function callServer(filePath) { let tmp=[] $.ajax({ type:'get', url: 'http://127.0.0.1:3000/api/'+filePath, async:false, success: function(data){ tmp = data; } }) return tmp; } function dijson(filePath){ let tmp = callServer(filePath) var length = tmp.length var jslength = 0; var keyname = []; //记录键名 for (var i = 0; i < 1; i++) { var per = tmp[i]; for(var key in per){ keyname.push(key) jslength++ } } //console.log(jslength) //console.log(length) let arr = new Array() for(var k = 0;k