BrowserVersionOwn?TypeAs String
Chrome71.0.3539???
Chrome70.0.3538ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome70.0.3534ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome70.0.3531ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome70.0.3522ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome70.0.3520ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome69.0.3497ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome69.0.3494ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome69.0.3481???
Chrome69.0.3472ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome69.0.3466ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome69.0.3457ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome69.0.3449???
Chrome68.0.3440ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome68.0.3434???
Chrome68.0.3431???
Chrome68.0.3428ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome68.0.3423???
Chrome68.0.3409???
Chrome68.0.3400ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome68.0.3398???
Chrome67.0.3500???
Chrome67.0.3396ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome67.0.3394???
Chrome67.0.3386???
Chrome67.0.3384???
Chrome66.0.3450ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome66.0.3359ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome66.0.3336???
Chrome65.0.3325ownobject[object BeforeUnloadEvent]
Chrome65.0.3298???
Chrome65.0.3294ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome64.0.3350ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome64.0.3282ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome64.0.3253ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome63.0.3239ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome63.0.3231ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome63.0.3214???
Chrome63.0.3205???
Chrome62.0.3202ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome62.0.3176ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome62.0.3175???
Chrome62.0.3172ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome62.0.3166???
Chrome61.0.3163ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome61.0.3159???
Chrome61.0.3156ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome61.0.3150???
Chrome61.0.3149ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome61.0.3147ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome61.0.3126???
Chrome60.0.9994???
Chrome60.0.9966???
Chrome60.0.9702???
Chrome60.0.9672???
Chrome60.0.8998???
Chrome60.0.8610???
Chrome60.0.8466???
Chrome60.0.8261???
Chrome60.0.8223???
Chrome60.0.8106???
Chrome60.0.7536???
Chrome60.0.7488???
Chrome60.0.7300???
Chrome60.0.7177???
Chrome60.0.6509???
Chrome60.0.6065???
Chrome60.0.5933???
Chrome60.0.5728???
Chrome60.0.4760???
Chrome60.0.4574???
Chrome60.0.4444???
Chrome60.0.4284???
Chrome60.0.4003???
Chrome60.0.3115???
Chrome60.0.3112ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome60.0.2617???
Chrome60.0.1584???
Chrome60.0.1065???
Chrome59.0.9705???
Chrome59.0.9409???
Chrome59.0.8923???
Chrome59.0.7826???
Chrome59.0.7210???
Chrome59.0.7203???
Chrome59.0.6844???
Chrome59.0.6067???
Chrome59.0.5933???
Chrome59.0.5872???
Chrome59.0.5681???
Chrome59.0.5259???
Chrome59.0.5088???
Chrome59.0.5066???
Chrome59.0.4828???
Chrome59.0.4624???
Chrome59.0.4395???
Chrome59.0.4190???
Chrome59.0.3794???
Chrome59.0.3446???
Chrome59.0.3352???
Chrome59.0.3307???
Chrome59.0.3146???
Chrome59.0.3071ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome59.0.2788???
Chrome59.0.2652???
Chrome59.0.2522???
Chrome59.0.2478???
Chrome58.0.9959???
Chrome58.0.9618???
Chrome58.0.9391???
Chrome58.0.9146???
Chrome58.0.8544???
Chrome58.0.8543???
Chrome58.0.8270???
Chrome58.0.8252???
Chrome58.0.7898???
Chrome58.0.7674???
Chrome58.0.7467???
Chrome58.0.6372???
Chrome58.0.6268???
Chrome58.0.5248???
Chrome58.0.5219???
Chrome58.0.4844???
Chrome58.0.4719???
Chrome58.0.3866???
Chrome58.0.3557???
Chrome58.0.3300ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome58.0.3246???
Chrome58.0.3050ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome58.0.3029ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome58.0.2978???
Chrome58.0.2862???
Chrome58.0.2668???
Chrome58.0.2650???
Chrome58.0.2377???
Chrome58.0.1889???
Chrome58.0.1826???
Chrome57.0.9581???
Chrome57.0.8769???
Chrome57.0.8757???
Chrome57.0.8693???
Chrome57.0.8404???
Chrome57.0.8001???
Chrome57.0.7814???
Chrome57.0.7554???
Chrome57.0.7089???
Chrome57.0.6357???
Chrome57.0.6156???
Chrome57.0.5813???
Chrome57.0.5278???
Chrome57.0.4745???
Chrome57.0.4205???
Chrome57.0.4141???
Chrome57.0.3880???
Chrome57.0.3706???
Chrome57.0.3286???
Chrome57.0.2987???
Chrome57.0.1492???
Chrome56.0.9143???
Chrome56.0.8663???
Chrome56.0.8093???
Chrome56.0.8035???
Chrome56.0.7797???
Chrome56.0.7746???
Chrome56.0.7724???
Chrome56.0.7112???
Chrome56.0.7048???
Chrome56.0.6973???
Chrome56.0.6205???
Chrome56.0.6086???
Chrome56.0.5428???
Chrome56.0.5333???
Chrome56.0.5185???
Chrome56.0.5076???
Chrome56.0.4725???
Chrome56.0.4326???
Chrome56.0.3815???
Chrome56.0.3391???
Chrome56.0.3221???
Chrome56.0.3215???
Chrome56.0.2948???
Chrome56.0.2924ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome56.0.2274???
Chrome56.0.2213???
Chrome56.0.1974???
Chrome56.0.1385???
Chrome56.0.1351???
Chrome55.0.9763???
Chrome55.0.9614???
Chrome55.0.9435???
Chrome55.0.9403???
Chrome55.0.8933???
Chrome55.0.8782???
Chrome55.0.8614???
Chrome55.0.7737???
Chrome55.0.7676???
Chrome55.0.7562???
Chrome55.0.7464???
Chrome55.0.6472???
Chrome55.0.6296???
Chrome55.0.6154???
Chrome55.0.5664???
Chrome55.0.5347???
Chrome55.0.5136???
Chrome55.0.3164???
Chrome55.0.2883???
Chrome55.0.2759???
Chrome55.0.2214???
Chrome55.0.2049???
Chrome55.0.1880???
Chrome55.0.1867???
Chrome55.0.1649???
Chrome55.0.1473???
Chrome55.0.1350???
Chrome54.0.9703???
Chrome54.0.9271???
Chrome54.0.9227???
Chrome54.0.8863???
Chrome54.0.8514???
Chrome54.0.7938???
Chrome54.0.7766???
Chrome54.0.7306???
Chrome54.0.7157???
Chrome54.0.6543???
Chrome54.0.6456???
Chrome54.0.4063???
Chrome54.0.3979???
Chrome54.0.3758???
Chrome54.0.2840ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome54.0.1913???
Chrome53.0.9282???
Chrome53.0.9142???
Chrome53.0.9136???
Chrome53.0.8882???
Chrome53.0.8359???
Chrome53.0.7951???
Chrome53.0.7590???
Chrome53.0.7378???
Chrome53.0.6976???
Chrome53.0.6850???
Chrome53.0.6617???
Chrome53.0.6243???
Chrome53.0.5729???
Chrome53.0.5637???
Chrome53.0.5627???
Chrome53.0.5176???
Chrome53.0.5124???
Chrome53.0.4586???
Chrome53.0.3968???
Chrome53.0.3386???
Chrome53.0.3378???
Chrome53.0.3165???
Chrome53.0.2785???
Chrome53.0.2630???
Chrome53.0.2254???
Chrome53.0.1569???
Chrome53.0.1523???
Chrome52.0.9463???
Chrome52.0.8642???
Chrome52.0.8437???
Chrome52.0.8378???
Chrome52.0.8317???
Chrome52.0.7528???
Chrome52.0.6999???
Chrome52.0.6733???
Chrome52.0.6656???
Chrome52.0.6413???
Chrome52.0.6327???
Chrome52.0.6012???
Chrome52.0.5195???
Chrome52.0.4865???
Chrome52.0.4850???
Chrome52.0.4233???
Chrome52.0.4026???
Chrome52.0.3846???
Chrome52.0.3759???
Chrome52.0.3673???
Chrome52.0.3274???
Chrome52.0.3234???
Chrome52.0.3004???
Chrome52.0.2935???
Chrome52.0.2835???
Chrome52.0.2743ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome52.0.2300???
Chrome52.0.2135???
Chrome52.0.2051???
Chrome52.0.2032???
Chrome52.0.1878???
Chrome52.0.1480???
Chrome52.0.1349???
Chrome51.0.9800???
Chrome51.0.9603???
Chrome51.0.9548???
Chrome51.0.8655???
Chrome51.0.8634???
Chrome51.0.8555???
Chrome51.0.8462???
Chrome51.0.8371???
Chrome51.0.7650???
Chrome51.0.7376???
Chrome51.0.7091???
Chrome51.0.6655???
Chrome51.0.5681???
Chrome51.0.5217???
Chrome51.0.4438???
Chrome51.0.4397???
Chrome51.0.3898???
Chrome51.0.3365???
Chrome51.0.2975???
Chrome51.0.2704ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome51.0.2427???
Chrome51.0.1704???
Chrome51.0.1697???
Chrome51.0.1527???
Chrome51.0.1513???
Chrome51.0.1410???
Chrome51.0.1097???
Chrome50.0.9683???
Chrome50.0.8818???
Chrome50.0.8641???
Chrome50.0.8495???
Chrome50.0.8484???
Chrome50.0.8446???
Chrome50.0.8121???
Chrome50.0.7659???
Chrome50.0.7606???
Chrome50.0.6749???
Chrome50.0.5950???
Chrome50.0.5021???
Chrome50.0.4784???
Chrome50.0.4605???
Chrome50.0.4166???
Chrome50.0.3924???
Chrome50.0.3001???
Chrome50.0.2706???
Chrome50.0.2661ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome50.0.2050???
Chrome50.0.2044???
Chrome50.0.1992???
Chrome50.0.1753???
Chrome50.0.1618???
Chrome50.0.1443???
Chrome50.0.1369???
Chrome49.0.9952???
Chrome49.0.9640???
Chrome49.0.9491???
Chrome49.0.9418???
Chrome49.0.9214???
Chrome49.0.9091???
Chrome49.0.8594???
Chrome49.0.7749???
Chrome49.0.7374???
Chrome49.0.6430???
Chrome49.0.6411???
Chrome49.0.6234???
Chrome49.0.6068???
Chrome49.0.5862???
Chrome49.0.5328???
Chrome49.0.5244???
Chrome49.0.4135???
Chrome49.0.3495???
Chrome49.0.2724???
Chrome49.0.2660???
Chrome49.0.2623ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome49.0.2546???
Chrome49.0.2356???
Chrome49.0.2226???
Chrome49.0.2014???
Chrome49.0.1075???
Chrome48.0.9790???
Chrome48.0.9121???
Chrome48.0.8770???
Chrome48.0.8517???
Chrome48.0.8266???
Chrome48.0.8097???
Chrome48.0.7735???
Chrome48.0.7602???
Chrome48.0.7584???
Chrome48.0.6448???
Chrome48.0.6249???
Chrome48.0.6244???
Chrome48.0.6220???
Chrome48.0.5837???
Chrome48.0.5327???
Chrome48.0.4924???
Chrome48.0.4110???
Chrome48.0.3907???
Chrome48.0.3739???
Chrome48.0.3683???
Chrome48.0.3512???
Chrome48.0.3013???
Chrome48.0.2564ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome48.0.2484???
Chrome48.0.2286???
Chrome48.0.1978???
Chrome48.0.1472???
Chrome48.0.1089???
Chrome47.0.9616???
Chrome47.0.9426???
Chrome47.0.8591???
Chrome47.0.8579???
Chrome47.0.8094???
Chrome47.0.7626???
Chrome47.0.7161???
Chrome47.0.6533???
Chrome47.0.6390???
Chrome47.0.6245???
Chrome47.0.6088???
Chrome47.0.5311???
Chrome47.0.5250???
Chrome47.0.5001???
Chrome47.0.4422???
Chrome47.0.4358???
Chrome47.0.4161???
Chrome47.0.3501???
Chrome47.0.3124???
Chrome47.0.3016???
Chrome47.0.3011???
Chrome47.0.2843???
Chrome47.0.2526???
Chrome47.0.2298???
Chrome47.0.1485???
Chrome47.0.1398???
Chrome47.0.1267???
Chrome47.0.1037???
Chrome46.0.9793???
Chrome46.0.9323???
Chrome46.0.8716???
Chrome46.0.8253???
Chrome46.0.8110???
Chrome46.0.7914???
Chrome46.0.5874???
Chrome46.0.5370???
Chrome46.0.4868???
Chrome46.0.4418???
Chrome46.0.3889???
Chrome46.0.3499???
Chrome46.0.3440???
Chrome46.0.3395???
Chrome46.0.3158???
Chrome46.0.3064???
Chrome46.0.2839???
Chrome46.0.2490???
Chrome46.0.1928???
Chrome46.0.1853???
Chrome46.0.1554???
Chrome46.0.1101???
Chrome46.0.1042???
Chrome45.0.9571???
Chrome45.0.9332???
Chrome45.0.9200???
Chrome45.0.9136???
Chrome45.0.9028???
Chrome45.0.9008???
Chrome45.0.8876???
Chrome45.0.8765???
Chrome45.0.8487???
Chrome45.0.7380???
Chrome45.0.7073???
Chrome45.0.7061???
Chrome45.0.6892???
Chrome45.0.6756???
Chrome45.0.6670???
Chrome45.0.6563???
Chrome45.0.6501???
Chrome45.0.6224???
Chrome45.0.5582???
Chrome45.0.4955???
Chrome45.0.4859???
Chrome45.0.4649???
Chrome45.0.4176???
Chrome45.0.4169???
Chrome45.0.3337???
Chrome45.0.3331???
Chrome45.0.3272???
Chrome45.0.2977???
Chrome45.0.2603???
Chrome45.0.2454???
Chrome45.0.2327???
Chrome45.0.1618???
Chrome45.0.1314???
Chrome44.0.9308???
Chrome44.0.9291???
Chrome44.0.8030???
Chrome44.0.6703???
Chrome44.0.6451???
Chrome44.0.6411???
Chrome44.0.6268???
Chrome44.0.5632???
Chrome44.0.5277???
Chrome44.0.4888???
Chrome44.0.4160???
Chrome44.0.3843???
Chrome44.0.3379???
Chrome44.0.2569???
Chrome44.0.2403ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome44.0.2294???
Chrome44.0.1528???
Chrome43.0.9998???
Chrome43.0.9953???
Chrome43.0.9690???
Chrome43.0.8844???
Chrome43.0.8637???
Chrome43.0.8160???
Chrome43.0.8015???
Chrome43.0.8003???
Chrome43.0.7992???
Chrome43.0.7798???
Chrome43.0.7757???
Chrome43.0.7619???
Chrome43.0.7392???
Chrome43.0.6902???
Chrome43.0.6760???
Chrome43.0.6723???
Chrome43.0.6146???
Chrome43.0.6111???
Chrome43.0.5925???
Chrome43.0.5477???
Chrome43.0.5422???
Chrome43.0.5010???
Chrome43.0.4731???
Chrome43.0.4450???
Chrome43.0.3831???
Chrome43.0.2357???
Chrome43.0.2308???
Chrome43.0.2141???
Chrome43.0.1629???
Chrome43.0.1183???
Chrome43.0.1111???
Chrome42.0.9769???
Chrome42.0.9768???
Chrome42.0.9395???
Chrome42.0.9270???
Chrome42.0.9209???
Chrome42.0.8927???
Chrome42.0.8860???
Chrome42.0.8301???
Chrome42.0.8197???
Chrome42.0.8124???
Chrome42.0.8103???
Chrome42.0.8034???
Chrome42.0.7912???
Chrome42.0.7831???
Chrome42.0.7001???
Chrome42.0.6331???
Chrome42.0.6163???
Chrome42.0.6093???
Chrome42.0.5940???
Chrome42.0.4742???
Chrome42.0.4641???
Chrome42.0.4610???
Chrome42.0.4031???
Chrome42.0.3718???
Chrome42.0.3059???
Chrome42.0.2793???
Chrome42.0.2311???
Chrome42.0.2098???
Chrome42.0.1323???
Chrome42.0.1002???
Chrome41.0.8960???
Chrome41.0.8952???
Chrome41.0.8714???
Chrome41.0.8675???
Chrome41.0.8526???
Chrome41.0.8332???
Chrome41.0.8163???
Chrome41.0.7962???
Chrome41.0.6922???
Chrome41.0.6826???
Chrome41.0.6600???
Chrome41.0.6402???
Chrome41.0.5244???
Chrome41.0.4719???
Chrome41.0.3983???
Chrome41.0.3917???
Chrome41.0.3909???
Chrome41.0.3796???
Chrome41.0.3432???
Chrome41.0.3378???
Chrome41.0.3285???
Chrome41.0.3110???
Chrome41.0.2852???
Chrome41.0.2800???
Chrome41.0.2490???
Chrome41.0.2272ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome41.0.2249???
Chrome41.0.1364???
Chrome40.0.9120???
Chrome40.0.8529???
Chrome40.0.8338???
Chrome40.0.8025???
Chrome40.0.7941???
Chrome40.0.7471???
Chrome40.0.6770???
Chrome40.0.6646???
Chrome40.0.6474???
Chrome40.0.6044???
Chrome40.0.6019???
Chrome40.0.5782???
Chrome40.0.5499???
Chrome40.0.5256???
Chrome40.0.4060???
Chrome40.0.3655???
Chrome40.0.3548???
Chrome40.0.3135???
Chrome40.0.2853???
Chrome40.0.2214???
Chrome40.0.2067???
Chrome40.0.1966???
Chrome40.0.1589???
Chrome40.0.1000???
Chrome39.0.9500???
Chrome39.0.9134???
Chrome39.0.8850???
Chrome39.0.8054???
Chrome39.0.7753???
Chrome39.0.7258???
Chrome39.0.6982???
Chrome39.0.6968???
Chrome39.0.6843???
Chrome39.0.6510???
Chrome39.0.6156???
Chrome39.0.6049???
Chrome39.0.5996???
Chrome39.0.5504???
Chrome39.0.4761???
Chrome39.0.4476???
Chrome39.0.4270???
Chrome39.0.4116???
Chrome39.0.4109???
Chrome39.0.4008???
Chrome39.0.3842???
Chrome39.0.3636???
Chrome39.0.3625???
Chrome39.0.3363???
Chrome39.0.3074???
Chrome39.0.3065???
Chrome39.0.2817???
Chrome39.0.2538???
Chrome39.0.2391???
Chrome39.0.2171???
Chrome39.0.1882???
Chrome38.0.2125ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome38.0.1025???
Chrome37.0.2062ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome36.0.1985ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome35.0.1916???
Chrome34.0.1847???
Chrome33.0.1750ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chrome29.0.1547???
Chrome27.0.1453???
Chrome25.0.1364???
Chrome24.0.1312???
Chrome19.0.1084???
Chrome15.0.874???
Chromium70.0.3538???
Chromium69.0.3497???
Chromium68.0.3440ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chromium66.0.3359ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chromium65.0.3325ownfunctionfunction BeforeUnloadEvent() { [native code] }
Chromium64.0.3282???
Chromium63.0.3239???
Chromium62.0.3202???
Chromium61.0.3163???
Chromium60.0.3112???
Chromium48.0.2564???
Chromium37.0.2062???
CriOS66.0.3359ownfunctionfunction BeforeUnloadEvent() { [native code] }
CriOS65.0.3325ownfunctionfunction BeforeUnloadEvent() { [native code] }
CriOS64.0.3282ownfunctionfunction BeforeUnloadEvent() { [native code] }
CriOS62.0.3202ownfunctionfunction BeforeUnloadEvent() { [native code] }
CriOS59.0.3071???
Edge17.17134.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Edge16.16299.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Edge15.15063.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Edge14.14393.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Edge13.10586.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Edge12.10136.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox65.0.0???
Firefox64.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox63.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox62.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox61.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox60.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox59.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox58.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox57.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox56.2.3ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox56.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox55.0.0ownobject[object BeforeUnloadEvent]
Firefox54.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox53.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox52.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox51.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox50.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox49.0.0???
Firefox47.0.0???
Firefox45.0.0???
Firefox44.0.0???
Firefox43.0.0???
Firefox38.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox35.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox33.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox30.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox29.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox28.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox27.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox24.0.0inheritedfunctionfunction BeforeUnloadEvent() { [native code] }
Firefox18.0.0???
Firefox6.0.0???
Firefox5.0.1???
Googlebot2.1.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
IE11.0.0ownobject[object BeforeUnloadEvent]
IE10.0.0ownobject[object BeforeUnloadEvent]
IE9.0.0ownobject[object BeforeUnloadEvent]
Opera9.80.0???
Safari538.1.0???
Safari12.0.1ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari12.0.0???
Safari11.1.2ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari11.1.1???
Safari11.1.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari11.0.3ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari11.0.2ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari11.0.1ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari11.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari10.1.2ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari10.1.1ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari10.1.0???
Safari10.0.3ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari10.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
Safari9.1.3ownobject[object BeforeUnloadEventConstructor]
Safari9.1.2ownobject[object BeforeUnloadEventConstructor]
Safari8.0.8ownobject[object BeforeUnloadEventConstructor]
Safari8.0.0???
Safari7.1.8ownobject[object BeforeUnloadEventConstructor]
Safari7.0.3???
Safari6.0.5???
Safari5.1.7???
Safari5.0.5???
Safari4.0.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
SamsungBrowser7.2.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
SamsungBrowser6.2.0ownfunctionfunction BeforeUnloadEvent() { [native code] }
SamsungBrowser4.0.0???

PropertiesChromeChromiumCriOSEdgeFirefoxGooglebotIEOperaSafariSamsungBrowser
ABORT???? 24.0.0?????
ALT_MASK 68.0.3428??? 24.0.0?????
AT_TARGET 33.0.1750 65.0.3325 62.0.3202 12.10136.0 24.0.0 2.1.0?? 4.0.0 6.2.0
BACK???? 24.0.0?????
BLUR 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
BUBBLING_PHASE 33.0.1750 65.0.3325 62.0.3202 12.10136.0 24.0.0 2.1.0?? 4.0.0 6.2.0
CAPTURING_PHASE 33.0.1750 65.0.3325 62.0.3202 12.10136.0 24.0.0 2.1.0?? 4.0.0 6.2.0
CHANGE 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
CLICK 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
CONTROL_MASK 68.0.3428??? 24.0.0?????
DBLCLICK 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
DRAGDROP 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
ERROR???? 24.0.0?????
FOCUS 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
FORWARD???? 24.0.0?????
HELP???? 24.0.0?????
KEYDOWN 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
KEYPRESS 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
KEYUP 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
length 33.0.1750 65.0.3325 62.0.3202 12.10136.0 24.0.0 2.1.0?? 4.0.0 6.2.0
LOAD???? 24.0.0?????
LOCATE???? 24.0.0?????
META_MASK 68.0.3428??? 24.0.0?????
MOUSEDOWN 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
MOUSEDRAG 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
MOUSEMOVE 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
MOUSEOUT 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
MOUSEOVER 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
MOUSEUP 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
MOVE???? 24.0.0?????
NONE 33.0.1750 65.0.3325 62.0.3202 12.10136.0 24.0.0 2.1.0?? 4.0.0 6.2.0
prototype 33.0.1750 65.0.3325 62.0.3202 12.10136.0 24.0.0 2.1.0 9.0.0? 4.0.0 6.2.0
RESET???? 24.0.0?????
RESIZE???? 24.0.0?????
SCROLL???? 24.0.0?????
SELECT 33.0.1750? 64.0.3282? 24.0.0 2.1.0?? 4.0.0 6.2.0
SHIFT_MASK 68.0.3428??? 24.0.0?????
SUBMIT???? 24.0.0?????
TEXT???? 24.0.0?????
toString 33.0.1750??? 24.0.0 2.1.0?? 4.0.0?
UNLOAD???? 24.0.0?????
XFER_DONE???? 24.0.0?????