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//防止多次重复点击 （函数节流）
export function throttle(fn, gapTime) {
if (gapTime == null || gapTime == undefined) {
gapTime = 1500;
}
let _lastTime = null;
return function () {
let _nowTime = new Date();
if (_nowTime - _lastTime > gapTime || !_lastTime) {
fn.apply(this, arguments); //将this和参数传给原函数
_lastTime = _nowTime;
}
};
}
export function debounce(fn, delay) {
let timeout = null;
return function () {
clearTimeout(timeout);
timeout = setTimeout(() => {
fn.apply(this, arguments);
}, delay);
};
}
/*
返回时间补0
time 时间
format 格式 yyyyMMdd HH:mm:ss, yyyyMMdd, HH:mm:ss
Symbol 分隔符号
*/
export function getFormatDate(time, format, symbol) {
if (typeof time == 'string') {
time = new Date(time.replace(/-/g, '/'))
}
format = format ? format : "yyyyMMdd HH:mm:ss";
symbol = symbol ? symbol : "";
let year = time.getFullYear();
let month =
time.getMonth() < 9 ? "0" + (time.getMonth() + 1) : time.getMonth() + 1;
let day = time.getDate() < 10 ? "0" + time.getDate() : time.getDate();
let hour = time.getHours() < 10 ? "0" + time.getHours() : time.getHours();
let minutes =
time.getMinutes() < 10 ? "0" + time.getMinutes() : time.getMinutes();
let seconds =
time.getSeconds() < 10 ? "0" + time.getSeconds() : time.getSeconds();
if (format === "yyyyMMdd HH:mm:ss") {
return symbol
? `${year}${symbol}${month}${symbol}${day} ${hour}:${minutes}:${seconds}`
: `${year}/${month}/${day} ${hour}:${minutes}:${seconds}`;
} else if (format === "yyyyMMdd") {
return symbol
? `${year}${symbol}${month}${symbol}${day}`
: `${year}/${month}/${day}`;
} else if (format === "HH:mm:ss") {
return `${hour}:${minutes}:${seconds}`;
} else if (format === "HH:mm") {
return `${hour}:${minutes}`;
}
}
// 返回每个月的第一天
export function getCurrentMonthFirst(date) {
date.setDate(1);
var month = parseInt(date.getMonth() + 1);
var day = date.getDate();
if (month < 10) {
month = "0" + month;
}
if (day < 10) {
day = "0" + day;
}
return date.getFullYear() + "-" + month + "-" + day;
}
// 返回每个月的最后一天
export function getCurrentMonthLast(date) {
var currentMonth = date.getMonth();
var nextMonth = ++currentMonth;
var nextMonthFirstDay = new Date(date.getFullYear(), nextMonth, 1);
var oneDay = 1000 * 60 * 60 * 24;
var lastTime = new Date(nextMonthFirstDay - oneDay);
var month = parseInt(lastTime.getMonth() + 1);
var day = lastTime.getDate();
if (month < 10) {
month = "0" + month;
}
if (day < 10) {
day = "0" + day;
}
return date.getFullYear() + "-" + month + "-" + day;
}
//开始时间取整, 取5的倍数
export function getInterTime(time) {
let date = time;
if (typeof time == "string") {
date = new Date(time);
}
const min = date.getMinutes();
const addMin = Math.floor(min / 5) * 5 + 5;
date.setMinutes(addMin);
return date;
}
// 判断是刚刚 60分钟以内 23小时以内 正常时间年月日
export function getCreateShowTime(createdTime) {
let timeResule = ''
const creatTime = createdTime.replace(/\-/g, "/")
const year = new Date().getFullYear()
const month = new Date().getMonth() + 1
const day = new Date().getDate()
const creatYear = new Date(creatTime).getFullYear()
const creatMonth = new Date(creatTime).getMonth() + 1
const creatDay = new Date(creatTime).getDate()
if (year == creatYear) {
if (month == creatMonth) {
if (day == creatDay) {
const letMin = (new Date().getTime() - new Date(creatTime).getTime()) / 1000 / 60;
if (letMin < 2) {
timeResule = '刚刚'
} else if (letMin < 60) {
timeResule = letMin.toFixed(0) + '分钟前'
} else {
timeResule = (letMin / 60).toFixed(0) + '小时前'
}
} else {
timeResule = day - creatDay + '天前'
}
} else {
const leftDay = (new Date().getTime() - new Date(creatTime).getTime()) / 1000 / 60 / 60 / 24;
if (leftDay < 28) {
if (leftDay < 1) {
timeResule = (leftDay * 24).toFixed(0) + '小时前'
} else {
timeResule = letDay.toFixed(0) + '天前'
}
} else {
timeResule = `${creatTime.substring(5, 7)}月${creatTime.substring(8, 10)}日 ${creatTime.substring(11, 16)}`
}
}
} else {
timeResule = `${creatTime.substring(0, 4)}年${creatTime.substring(5, 7)}月${creatTime.substring(8, 10)}日 ${creatTime.substring(11, 16)}`
}
return timeResule
}
export function padZero(val) {
return ("00" + val).slice(-2);
}