{"data_k":["1466124188","1466471314","1466464800"],"str":{"h_pressure":["149.00","134.00","132.00"],"l_pressure"
:["98.00","88.00","84.00"],"heart_rate":["88.00","68.00","76.00"]}}
如何将上面的json转成类似
var str = [[1466328459,128],[1466428459,135],[1466428459,148],[1466528459000,158]] 的数据 一个时间 对应一个值
ä½ è¿ä¸ªæ°æ®åçå¤ªä¹±äº æ就说个æè·¯å§
æ¯å¦ 2个æ°ç»åæ第ä¸ä¸ªæ°ç»
var arr1=['a','b'];å©ç¨å æ çåæ æç«æ°çæ°ç»
给出的建议是老老实实用forEach,不仅可以避免大数组的异常问题,并且从性能角度考虑forEach也是最快的。
Array.prototype.extend = function (other_array) {