PHP100 2019-03-27
代码如下:
/** * 将UTC时间转为本地时间 * @param string utcTime utc时间字符串 格式 :'Y-m-d H:i:s' * @return string 本地时间字符串 格式 :'Y-m-d H:i:s' */ function utcToLocal(utcTime) { if(utcTime==='0000-00-00 00:00:00' || utcTime===null || utcTime==='' || utcTime===undefined) return utcTime; var locTime = new Date(); //local时间对象 utcTime=utcTime.replace("-", "/").replace("-", "/"); //火狐不兼容'-'分隔日期 //解析字符串及本地时间赋值 locTime.setTime(Date.parse(utcTime)-locTime.getTimezoneOffset()*60000); //本地时间字符串格式化 var year = locTime.getFullYear(); var month = preZero(locTime.getMonth()+1); var date = preZero(locTime.getDate()); var hour = preZero(locTime.getHours()); var minute = preZero(locTime.getMinutes()); var second = preZero(locTime.getSeconds()); return year+'-'+month+'-'+date+' '+hour+':'+minute+':'+second; } /** * 将本地时间转为UTC时间 * @param string locTime utc时间字符串 格式 :'Y-m-d H:i:s' * @return string 本地时间字符串 格式 :'Y-m-d H:i:s' */ function localToUtc(locTime) { if(locTime==='0000-00-00 00:00:00' || locTime==='0000-00-00' || locTime===null || locTime==='' || locTime===undefined) return locTime; var tmpTime = new Date(); var utcTime = new Date(); locTime=locTime.replace("-", "/").replace("-", "/"); //火狐不兼容'-'分隔日期 //解析字符串 tmpTime.setTime(Date.parse(locTime)); if(locTime.length>10) { var year = tmpTime.getUTCFullYear(); var month = preZero(tmpTime.getUTCMonth()+1); var date = preZero(tmpTime.getUTCDate()); var hour = preZero(tmpTime.getUTCHours()); var minute = preZero(tmpTime.getUTCMinutes()); var second = preZero(tmpTime.getUTCSeconds()); return year+'-'+month+'-'+date +' '+hour+':'+minute+':'+second; } else { //设置日期,保留本地时间(供UTC转换用) utcTime.setFullYear(tmpTime.getFullYear()); utcTime.setMonth(tmpTime.getMonth());utcTime.setMonth(tmpTime.getMonth());//?若不重复,则赋值无效 utcTime.setDate(tmpTime.getDate()); var year = utcTime.getUTCFullYear(); var month = preZero(utcTime.getUTCMonth()+1); var date = preZero(utcTime.getUTCDate()); return year+'-'+month+'-'+date; } } //单个数字添加前导0 function preZero(str) { return str.toString().length<2 ? '0'+str : str; }
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