Bootstrap 要求Popper.js
如果安装了Popper.js还报错，肯定就是Popper的问题
https://cdn.bootcss.com/popper.js/1.12.5/umd/popper.min.js
请粘贴上面的js代码到Popper.min.js里面去
/* Copyright (C) Federico Zivolo 2017 Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT). */(function (e, t) { 'object' == typeof exports && 'undefined' != typeof module ? module.exports = t() : 'function' == typeof define && define.amd ? define(t) : e.Popper = t() })(this, function () { 'use strict'; function e(e) { return e && '[object Function]' === {}.toString.call(e) } function t(e, t) { if (1 !== e.nodeType) return []; var o = window.getComputedStyle(e, null); return t ? o[t] : o } function o(e) { return 'HTML' === e.nodeName ? e : e.parentNode || e.host } function n(e) { if (!e || -1 !== ['HTML', 'BODY', '#document'].indexOf(e.nodeName)) return window.document.body; var i = t(e), r = i.overflow, p = i.overflowX, s = i.overflowY; return /(auto|scroll)/.test(r + s + p) ? e : n(o(e)) } function r(e) { var o = e && e.offsetParent, i = o && o.nodeName; return i && 'BODY' !== i && 'HTML' !== i ? -1 !== ['TD', 'TABLE'].indexOf(o.nodeName) && 'static' === t(o, 'position') ? r(o) : o : window.document.documentElement } function p(e) { var t = e.nodeName; return 'BODY' !== t && ('HTML' === t || r(e.firstElementChild) === e) } function s(e) { return null === e.parentNode ? e : s(e.parentNode) } function d(e, t) { if (!e || !e.nodeType || !t || !t.nodeType) return window.document.documentElement; var o = e.compareDocumentPosition(t) & Node.DOCUMENT_POSITION_FOLLOWING, i = o ? e : t, n = o ? t : e, a = document.createRange(); a.setStart(i, 0), a.setEnd(n, 0); var l = a.commonAncestorContainer; if (e !== l && t !== l || i.contains(n)) return p(l) ? l : r(l); var f = s(e); return f.host ? d(f.host, t) : d(e, s(t).host) } function a(e) { var t = 1 < arguments.length && void 0 !== arguments[1] ? arguments[1] : 'top', o = 'top' === t ? 'scrollTop' : 'scrollLeft', i = e.nodeName; if ('BODY' === i || 'HTML' === i) { var n = window.document.documentElement, r = window.document.scrollingElement || n; return r[o] } return e[o] } function l(e, t) { var o = 2 < arguments.length && void 0 !== arguments[2] && arguments[2], i = a(t, 'top'), n = a(t, 'left'), r = o ? -1 : 1; return e.top += i * r, e.bottom += i * r, e.left += n * r, e.right += n * r, e } function f(e, t) { var o = 'x' === t ? 'Left' : 'Top', i = 'Left' == o ? 'Right' : 'Bottom'; return +e['border' + o + 'Width'].split('px')[0] + +e['border' + i + 'Width'].split('px')[0] } function m(e, t, o, i) { return X(t['offset' + e], t['scroll' + e], o['client' + e], o['offset' + e], o['scroll' + e], ne() ? o['offset' + e] + i['margin' + ('Height' === e ? 'Top' : 'Left')] + i['margin' + ('Height' === e ? 'Bottom' : 'Right')] : 0) } function c() { var e = window.document.body, t = window.document.documentElement, o = ne() && window.getComputedStyle(t); return { height: m('Height', e, t, o), m('Width', e, t, o) } } function h(e) { return de({}, e, { right: e.left + e.width, bottom: e.top + e.height }) } function g(e) { var o = {}; if (ne()) try { o = e.getBoundingClientRect(); var i = a(e, 'top'), n = a(e, 'left'); o.top += i, o.left += n, o.bottom += i, o.right += n } catch (e) { } else o = e.getBoundingClientRect(); var r = { left: o.left, top: o.top, o.right - o.left, height: o.bottom - o.top }, p = 'HTML' === e.nodeName ? c() : {}, s = p.width || e.clientWidth || r.right - r.left, d = p.height || e.clientHeight || r.bottom - r.top, l = e.offsetWidth - s, m = e.offsetHeight - d; if (l || m) { var g = t(e); l -= f(g, 'x'), m -= f(g, 'y'), r.width -= l, r.height -= m } return h(r) } function u(e, o) { var i = ne(), r = 'HTML' === o.nodeName, p = g(e), s = g(o), d = n(e), a = t(o), f = +a.borderTopWidth.split('px')[0], m = +a.borderLeftWidth.split('px')[0], c = h({ top: p.top - s.top - f, left: p.left - s.left - m, p.width, height: p.height }); if (c.marginTop = 0, c.marginLeft = 0, !i && r) { var u = +a.marginTop.split('px')[0], b = +a.marginLeft.split('px')[0]; c.top -= f - u, c.bottom -= f - u, c.left -= m - b, c.right -= m - b, c.marginTop = u, c.marginLeft = b } return (i ? o.contains(d) : o === d && 'BODY' !== d.nodeName) && (c = l(c, o)), c } function b(e) { var t = window.document.documentElement, o = u(e, t), i = X(t.clientWidth, window.innerWidth || 0), n = X(t.clientHeight, window.innerHeight || 0), r = a(t), p = a(t, 'left'), s = { top: r - o.top + o.marginTop, left: p - o.left + o.marginLeft, i, height: n }; return h(s) } function y(e) { var i = e.nodeName; return 'BODY' === i || 'HTML' === i ? !1 : 'fixed' === t(e, 'position') || y(o(e)) } function w(e, t, i, r) { var p = { top: 0, left: 0 }, s = d(e, t); if ('viewport' === r) p = b(s); else { var a; 'scrollParent' === r ? (a = n(o(e)), 'BODY' === a.nodeName && (a = window.document.documentElement)) : 'window' === r ? a = window.document.documentElement : a = r; var l = u(a, s); if ('HTML' === a.nodeName && !y(s)) { var f = c(), m = f.height, h = f.width; p.top += l.top - l.marginTop, p.bottom = m + l.top, p.left += l.left - l.marginLeft, p.right = h + l.left } else p = l } return p.left += i, p.top += i, p.right -= i, p.bottom -= i, p } function E(e) { var t = e.width, o = e.height; return t * o } function v(e, t, o, i, n) { var r = 5 < arguments.length && void 0 !== arguments[5] ? arguments[5] : 0; if (-1 === e.indexOf('auto')) return e; var p = w(o, i, r, n), s = { top: { p.width, height: t.top - p.top }, right: { p.right - t.right, height: p.height }, bottom: { p.width, height: p.bottom - t.bottom }, left: { t.left - p.left, height: p.height } }, d = Object.keys(s).map(function (e) { return de({ key: e }, s[e], { area: E(s[e]) }) }).sort(function (e, t) { return t.area - e.area }), a = d.filter(function (e) { var t = e.width, i = e.height; return t >= o.clientWidth && i >= o.clientHeight }), l = 0 < a.length ? a[0].key : d[0].key, f = e.split('-')[1]; return l + (f ? '-' + f : '') } function x(e, t, o) { var i = d(t, o); return u(o, i) } function O(e) { var t = window.getComputedStyle(e), o = parseFloat(t.marginTop) + parseFloat(t.marginBottom), i = parseFloat(t.marginLeft) + parseFloat(t.marginRight), n = { e.offsetWidth + i, height: e.offsetHeight + o }; return n } function L(e) { var t = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' }; return e.replace(/left|right|bottom|top/g, function (e) { return t[e] }) } function S(e, t, o) { o = o.split('-')[0]; var i = O(e), n = { i.width, height: i.height }, r = -1 !== ['right', 'left'].indexOf(o), p = r ? 'top' : 'left', s = r ? 'left' : 'top', d = r ? 'height' : 'width', a = r ? 'width' : 'height'; return n[p] = t[p] + t[d] / 2 - i[d] / 2, n[s] = o === s ? t[s] - i[a] : t[L(s)], n } function T(e, t) { return Array.prototype.find ? e.find(t) : e.filter(t)[0] } function C(e, t, o) { if (Array.prototype.findIndex) return e.findIndex(function (e) { return e[t] === o }); var i = T(e, function (e) { return e[t] === o }); return e.indexOf(i) } function N(t, o, i) { var n = void 0 === i ? t : t.slice(0, C(t, 'name', i)); return n.forEach(function (t) { t.function && console.warn('`modifier.function` is deprecated, use `modifier.fn`!'); var i = t.function || t.fn; t.enabled && e(i) && (o.offsets.popper = h(o.offsets.popper), o.offsets.reference = h(o.offsets.reference), o = i(o, t)) }), o } function k() { if (!this.state.isDestroyed) { var e = { instance: this, styles: {}, arrowStyles: {}, attributes: {}, flipped: !1, offsets: {} }; e.offsets.reference = x(this.state, this.popper, this.reference), e.placement = v(this.options.placement, e.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding), e.originalPlacement = e.placement, e.offsets.popper = S(this.popper, e.offsets.reference, e.placement), e.offsets.popper.position = 'absolute', e = N(this.modifiers, e), this.state.isCreated ? this.options.onUpdate(e) : (this.state.isCreated = !0, this.options.onCreate(e)) } } function W(e, t) { return e.some(function (e) { var o = e.name, i = e.enabled; return i && o === t }) } function B(e) { for (var t = [!1, 'ms', 'Webkit', 'Moz', 'O'], o = e.charAt(0).toUpperCase() + e.slice(1), n = 0; n < t.length - 1; n++) { var i = t[n], r = i ? '' + i + o : e; if ('undefined' != typeof window.document.body.style[r]) return r } return null } function P() { return this.state.isDestroyed = !0, W(this.modifiers, 'applyStyle') && (this.popper.removeAttribute('x-placement'), this.popper.style.left = '', this.popper.style.position = '', this.popper.style.top = '', this.popper.style[B('transform')] = ''), this.disableEventListeners(), this.options.removeOnDestroy && this.popper.parentNode.removeChild(this.popper), this } function D(e, t, o, i) { var r = 'BODY' === e.nodeName, p = r ? window : e; p.addEventListener(t, o, { passive: !0 }), r || D(n(p.parentNode), t, o, i), i.push(p) } function H(e, t, o, i) { o.updateBound = i, window.addEventListener('resize', o.updateBound, { passive: !0 }); var r = n(e); return D(r, 'scroll', o.updateBound, o.scrollParents), o.scrollElement = r, o.eventsEnabled = !0, o } function A() { this.state.eventsEnabled || (this.state = H(this.reference, this.options, this.state, this.scheduleUpdate)) } function M(e, t) { return window.removeEventListener('resize', t.updateBound), t.scrollParents.forEach(function (e) { e.removeEventListener('scroll', t.updateBound) }), t.updateBound = null, t.scrollParents = [], t.scrollElement = null, t.eventsEnabled = !1, t } function I() { this.state.eventsEnabled && (window.cancelAnimationFrame(this.scheduleUpdate), this.state = M(this.reference, this.state)) } function R(e) { return '' !== e && !isNaN(parseFloat(e)) && isFinite(e) } function U(e, t) { Object.keys(t).forEach(function (o) { var i = ''; -1 !== ['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(o) && R(t[o]) && (i = 'px'), e.style[o] = t[o] + i }) } function Y(e, t) { Object.keys(t).forEach(function (o) { var i = t[o]; !1 === i ? e.removeAttribute(o) : e.setAttribute(o, t[o]) }) } function F(e, t, o) { var i = T(e, function (e) { var o = e.name; return o === t }), n = !!i && e.some(function (e) { return e.name === o && e.enabled && e.order < i.order }); if (!n) { var r = '`' + t + '`'; console.warn('`' + o + '`' + ' modifier is required by ' + r + ' modifier in order to work, be sure to include it before ' + r + '!') } return n } function j(e) { return 'end' === e ? 'start' : 'start' === e ? 'end' : e } function K(e) { var t = 1 < arguments.length && void 0 !== arguments[1] && arguments[1], o = le.indexOf(e), i = le.slice(o + 1).concat(le.slice(0, o)); return t ? i.reverse() : i } function q(e, t, o, i) { var n = e.match(/((?:-|+)?d*.?d*)(.*)/), r = +n[1], p = n[2]; if (!r) return e; if (0 === p.indexOf('%')) { var s; switch (p) { case '%p': s = o; break; case '%': case '%r': default: s = i; }var d = h(s); return d[t] / 100 * r } if ('vh' === p || 'vw' === p) { var a; return a = 'vh' === p ? X(document.documentElement.clientHeight, window.innerHeight || 0) : X(document.documentElement.clientWidth, window.innerWidth || 0), a / 100 * r } return r } function G(e, t, o, i) { var n = [0, 0], r = -1 !== ['right', 'left'].indexOf(i), p = e.split(/(+|-)/).map(function (e) { return e.trim() }), s = p.indexOf(T(p, function (e) { return -1 !== e.search(/,|s/) })); p[s] && -1 === p[s].indexOf(',') && console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.'); var d = /s*,s*|s+/, a = -1 === s ? [p] : [p.slice(0, s).concat([p[s].split(d)[0]]), [p[s].split(d)[1]].concat(p.slice(s + 1))]; return a = a.map(function (e, i) { var n = (1 === i ? !r : r) ? 'height' : 'width', p = !1; return e.reduce(function (e, t) { return '' === e[e.length - 1] && -1 !== ['+', '-'].indexOf(t) ? (e[e.length - 1] = t, p = !0, e) : p ? (e[e.length - 1] += t, p = !1, e) : e.concat(t) }, []).map(function (e) { return q(e, n, t, o) }) }), a.forEach(function (e, t) { e.forEach(function (o, i) { R(o) && (n[t] += o * ('-' === e[i - 1] ? -1 : 1)) }) }), n } function z(e, t) { var o, i = t.offset, n = e.placement, r = e.offsets, p = r.popper, s = r.reference, d = n.split('-')[0]; return o = R(+i) ? [+i, 0] : G(i, p, s, d), 'left' === d ? (p.top += o[0], p.left -= o[1]) : 'right' === d ? (p.top += o[0], p.left += o[1]) : 'top' === d ? (p.left += o[0], p.top -= o[1]) : 'bottom' === d && (p.left += o[0], p.top += o[1]), e.popper = p, e } for (var V = Math.min, _ = Math.floor, X = Math.max, Q = ['native code', '[object MutationObserverConstructor]'], J = function (e) { return Q.some(function (t) { return -1 < (e || '').toString().indexOf(t) }) }, Z = 'undefined' != typeof window, $ = ['Edge', 'Trident', 'Firefox'], ee = 0, te = 0; te < $.length; te += 1)if (Z && 0 <= navigator.userAgent.indexOf($[te])) { ee = 1; break } var i, oe = Z && J(window.MutationObserver), ie = oe ? function (e) { var t = !1, o = 0, i = document.createElement('span'), n = new MutationObserver(function () { e(), t = !1 }); return n.observe(i, { attributes: !0 }), function () { t || (t = !0, i.setAttribute('x-index', o), ++o) } } : function (e) { var t = !1; return function () { t || (t = !0, setTimeout(function () { t = !1, e() }, ee)) } }, ne = function () { return void 0 == i && (i = -1 !== navigator.appVersion.indexOf('MSIE 10')), i }, re = function (e, t) { if (!(e instanceof t)) throw new TypeError('Cannot call a class as a function') }, pe = function () { function e(e, t) { for (var o, n = 0; n < t.length; n++)o = t[n], o.enumerable = o.enumerable || !1, o.configurable = !0, 'value' in o && (o.writable = !0), Object.defineProperty(e, o.key, o) } return function (t, o, i) { return o && e(t.prototype, o), i && e(t, i), t } }(), se = function (e, t, o) { return t in e ? Object.defineProperty(e, t, { value: o, enumerable: !0, configurable: !0, writable: !0 }) : e[t] = o, e }, de = Object.assign || function (e) { for (var t, o = 1; o < arguments.length; o++)for (var i in t = arguments[o], t) Object.prototype.hasOwnProperty.call(t, i) && (e[i] = t[i]); return e }, ae = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'], le = ae.slice(3), fe = { FLIP: 'flip', CLOCKWISE: 'clockwise', COUNTERCLOCKWISE: 'counterclockwise' }, me = function () { function t(o, i) { var n = this, r = 2 < arguments.length && void 0 !== arguments[2] ? arguments[2] : {}; re(this, t), this.scheduleUpdate = function () { return requestAnimationFrame(n.update) }, this.update = ie(this.update.bind(this)), this.options = de({}, t.Defaults, r), this.state = { isDestroyed: !1, isCreated: !1, scrollParents: [] }, this.reference = o.jquery ? o[0] : o, this.popper = i.jquery ? i[0] : i, this.options.modifiers = {}, Object.keys(de({}, t.Defaults.modifiers, r.modifiers)).forEach(function (e) { n.options.modifiers[e] = de({}, t.Defaults.modifiers[e] || {}, r.modifiers ? r.modifiers[e] : {}) }), this.modifiers = Object.keys(this.options.modifiers).map(function (e) { return de({ name: e }, n.options.modifiers[e]) }).sort(function (e, t) { return e.order - t.order }), this.modifiers.forEach(function (t) { t.enabled && e(t.onLoad) && t.onLoad(n.reference, n.popper, n.options, t, n.state) }), this.update(); var p = this.options.eventsEnabled; p && this.enableEventListeners(), this.state.eventsEnabled = p } return pe(t, [{ key: 'update', value: function () { return k.call(this) } }, { key: 'destroy', value: function () { return P.call(this) } }, { key: 'enableEventListeners', value: function () { return A.call(this) } }, { key: 'disableEventListeners', value: function () { return I.call(this) } }]), t }(); return me.Utils = ('undefined' == typeof window ? global : window).PopperUtils, me.placements = ae, me.Defaults = { placement: 'bottom', eventsEnabled: !0, removeOnDestroy: !1, onCreate: function () { }, onUpdate: function () { }, modifiers: { shift: { order: 100, enabled: !0, fn: function (e) { var t = e.placement, o = t.split('-')[0], i = t.split('-')[1]; if (i) { var n = e.offsets, r = n.reference, p = n.popper, s = -1 !== ['bottom', 'top'].indexOf(o), d = s ? 'left' : 'top', a = s ? 'width' : 'height', l = { start: se({}, d, r[d]), end: se({}, d, r[d] + r[a] - p[a]) }; e.offsets.popper = de({}, p, l[i]) } return e } }, offset: { order: 200, enabled: !0, fn: z, offset: 0 }, preventOverflow: { order: 300, enabled: !0, fn: function (e, t) { var o = t.boundariesElement || r(e.instance.popper); e.instance.reference === o && (o = r(o)); var i = w(e.instance.popper, e.instance.reference, t.padding, o); t.boundaries = i; var n = t.priority, p = e.offsets.popper, s = { primary: function (e) { var o = p[e]; return p[e] < i[e] && !t.escapeWithReference && (o = X(p[e], i[e])), se({}, e, o) }, secondary: function (e) { var o = 'right' === e ? 'left' : 'top', n = p[o]; return p[e] > i[e] && !t.escapeWithReference && (n = V(p[o], i[e] - ('right' === e ? p.width : p.height))), se({}, o, n) } }; return n.forEach(function (e) { var t = -1 === ['left', 'top'].indexOf(e) ? 'secondary' : 'primary'; p = de({}, p, s[t](e)) }), e.offsets.popper = p, e }, priority: ['left', 'right', 'top', 'bottom'], padding: 5, boundariesElement: 'scrollParent' }, keepTogether: { order: 400, enabled: !0, fn: function (e) { var t = e.offsets, o = t.popper, i = t.reference, n = e.placement.split('-')[0], r = _, p = -1 !== ['top', 'bottom'].indexOf(n), s = p ? 'right' : 'bottom', d = p ? 'left' : 'top', a = p ? 'width' : 'height'; return o[s] < r(i[d]) && (e.offsets.popper[d] = r(i[d]) - o[a]), o[d] > r(i[s]) && (e.offsets.popper[d] = r(i[s])), e } }, arrow: { order: 500, enabled: !0, fn: function (e, o) { if (!F(e.instance.modifiers, 'arrow', 'keepTogether')) return e; var i = o.element; if ('string' == typeof i) { if (i = e.instance.popper.querySelector(i), !i) return e; } else if (!e.instance.popper.contains(i)) return console.warn('WARNING: `arrow.element` must be child of its popper element!'), e; var n = e.placement.split('-')[0], r = e.offsets, p = r.popper, s = r.reference, d = -1 !== ['left', 'right'].indexOf(n), a = d ? 'height' : 'width', l = d ? 'Top' : 'Left', f = l.toLowerCase(), m = d ? 'left' : 'top', c = d ? 'bottom' : 'right', g = O(i)[a]; s[c] - g < p[f] && (e.offsets.popper[f] -= p[f] - (s[c] - g)), s[f] + g > p[c] && (e.offsets.popper[f] += s[f] + g - p[c]); var u = s[f] + s[a] / 2 - g / 2, b = t(e.instance.popper, 'margin' + l).replace('px', ''), y = u - h(e.offsets.popper)[f] - b; return y = X(V(p[a] - g, y), 0), e.arrowElement = i, e.offsets.arrow = {}, e.offsets.arrow[f] = Math.round(y), e.offsets.arrow[m] = '', e }, element: '[x-arrow]' }, flip: { order: 600, enabled: !0, fn: function (e, t) { if (W(e.instance.modifiers, 'inner')) return e; if (e.flipped && e.placement === e.originalPlacement) return e; var o = w(e.instance.popper, e.instance.reference, t.padding, t.boundariesElement), i = e.placement.split('-')[0], n = L(i), r = e.placement.split('-')[1] || '', p = []; switch (t.behavior) { case fe.FLIP: p = [i, n]; break; case fe.CLOCKWISE: p = K(i); break; case fe.COUNTERCLOCKWISE: p = K(i, !0); break; default: p = t.behavior; }return p.forEach(function (s, d) { if (i !== s || p.length === d + 1) return e; i = e.placement.split('-')[0], n = L(i); var a = e.offsets.popper, l = e.offsets.reference, f = _, m = 'left' === i && f(a.right) > f(l.left) || 'right' === i && f(a.left) < f(l.right) || 'top' === i && f(a.bottom) > f(l.top) || 'bottom' === i && f(a.top) < f(l.bottom), c = f(a.left) < f(o.left), h = f(a.right) > f(o.right), g = f(a.top) < f(o.top), u = f(a.bottom) > f(o.bottom), b = 'left' === i && c || 'right' === i && h || 'top' === i && g || 'bottom' === i && u, y = -1 !== ['top', 'bottom'].indexOf(i), w = !!t.flipVariations && (y && 'start' === r && c || y && 'end' === r && h || !y && 'start' === r && g || !y && 'end' === r && u); (m || b || w) && (e.flipped = !0, (m || b) && (i = p[d + 1]), w && (r = j(r)), e.placement = i + (r ? '-' + r : ''), e.offsets.popper = de({}, e.offsets.popper, S(e.instance.popper, e.offsets.reference, e.placement)), e = N(e.instance.modifiers, e, 'flip')) }), e }, behavior: 'flip', padding: 5, boundariesElement: 'viewport' }, inner: { order: 700, enabled: !1, fn: function (e) { var t = e.placement, o = t.split('-')[0], i = e.offsets, n = i.popper, r = i.reference, p = -1 !== ['left', 'right'].indexOf(o), s = -1 === ['top', 'left'].indexOf(o); return n[p ? 'left' : 'top'] = r[o] - (s ? n[p ? 'width' : 'height'] : 0), e.placement = L(t), e.offsets.popper = h(n), e } }, hide: { order: 800, enabled: !0, fn: function (e) { if (!F(e.instance.modifiers, 'hide', 'preventOverflow')) return e; var t = e.offsets.reference, o = T(e.instance.modifiers, function (e) { return 'preventOverflow' === e.name }).boundaries; if (t.bottom < o.top || t.left > o.right || t.top > o.bottom || t.right < o.left) { if (!0 === e.hide) return e; e.hide = !0, e.attributes['x-out-of-boundaries'] = '' } else { if (!1 === e.hide) return e; e.hide = !1, e.attributes['x-out-of-boundaries'] = !1 } return e } }, computeStyle: { order: 850, enabled: !0, fn: function (e, t) { var o = t.x, i = t.y, n = e.offsets.popper, p = T(e.instance.modifiers, function (e) { return 'applyStyle' === e.name }).gpuAcceleration; void 0 !== p && console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!'); var s, d, a = void 0 === p ? t.gpuAcceleration : p, l = r(e.instance.popper), f = g(l), m = { position: n.position }, c = { left: _(n.left), top: _(n.top), bottom: _(n.bottom), right: _(n.right) }, h = 'bottom' === o ? 'top' : 'bottom', u = 'right' === i ? 'left' : 'right', b = B('transform'); if (d = 'bottom' == h ? -f.height + c.bottom : c.top, s = 'right' == u ? -f.width + c.right : c.left, a && b) m[b] = 'translate3d(' + s + 'px, ' + d + 'px, 0)', m[h] = 0, m[u] = 0, m.willChange = 'transform'; else { var y = 'bottom' == h ? -1 : 1, w = 'right' == u ? -1 : 1; m[h] = d * y, m[u] = s * w, m.willChange = h + ', ' + u } var E = { "x-placement": e.placement }; return e.attributes = de({}, E, e.attributes), e.styles = de({}, m, e.styles), e.arrowStyles = de({}, e.offsets.arrow, e.arrowStyles), e }, gpuAcceleration: !0, x: 'bottom', y: 'right' }, applyStyle: { order: 900, enabled: !0, fn: function (e) { return U(e.instance.popper, e.styles), Y(e.instance.popper, e.attributes), e.arrowElement && Object.keys(e.arrowStyles).length && U(e.arrowElement, e.arrowStyles), e }, onLoad: function (e, t, o, i, n) { var r = x(n, t, e), p = v(o.placement, r, t, e, o.modifiers.flip.boundariesElement, o.modifiers.flip.padding); return t.setAttribute('x-placement', p), U(t, { position: 'absolute' }), o }, gpuAcceleration: void 0 } } }, me }); //# sourceMappingURL=popper.min.js.map