基础知识 · web-knowledge

![](https://box.kancloud.cn/284683e663e90afb4eac4978eb3b24f2_262x436.png)都是false ![](https://box.kancloud.cn/5bf83884cd48908c89338326ebdf9c2e_555x335.png) ![](https://box.kancloud.cn/aa5e6eb3b0632c643ad1103ad637f4d7_519x331.png) ![](https://box.kancloud.cn/fcff5387f7c2ad057c2f59dd20c618dd_508x299.png) ![](https://box.kancloud.cn/32be45a82f685f94742f45d17dd21f41_531x197.png) ![](https://box.kancloud.cn/912f8a6860e47b19d10add21a91cdfd1_557x219.png) ![](https://box.kancloud.cn/a65f3657b807df046eb2d6a02464dc7e_515x311.png) ![](https://box.kancloud.cn/7b1679da417e6877e1830415024767a4_529x332.png) ![](https://box.kancloud.cn/74cda4219034d09e8e9b66f6f9665684_566x412.png) ![](https://box.kancloud.cn/556d11f7c4b4b0ba37cf3ce4879bfc0e_645x348.png) ![](https://box.kancloud.cn/580cdd8d91725cce74b73518f4882646_504x227.png) ![](https://box.kancloud.cn/134d09f80c1a629d25a43847fc620ba4_554x239.png) ![](https://box.kancloud.cn/c25b5709ca8b9d408f46a77386f9540f_895x659.png) ![](https://box.kancloud.cn/596f94ce1765b30dd105b2619fe55180_1103x590.png) ![](https://box.kancloud.cn/73db9832327f1046bfb7db80840ee349_484x334.png) ![](https://box.kancloud.cn/604b836ee8cf1ae1bc3a387a6d7570e8_409x349.png) ![](https://box.kancloud.cn/c4f222a7a2c4f88cdd79a07fd4415339_510x260.png) ![](https://box.kancloud.cn/3abfcf9f7f98bbf276cca37279615b89_529x358.png) ![](https://box.kancloud.cn/5088981c2b0c48ce5a0458e2a0be45b6_480x338.png) ![](https://box.kancloud.cn/e28220558d2d4d0e9acf91128771e807_332x150.png) ![](https://box.kancloud.cn/7c4b74e277b85a79a6c42be184e70f6c_492x165.png) ![](https://box.kancloud.cn/6b6deead29145eec810624ac9067fe4c_467x203.png) ![](https://box.kancloud.cn/dfca86122fa32c7c12dd5fd1e7cb381a_663x496.png) ![](https://box.kancloud.cn/78a632a7045b17d998ee19277ddd918c_740x499.png) ![](https://box.kancloud.cn/f36b12d4c92de4336af9fe7f50bb0319_802x459.png) //结果是100 ![](https://box.kancloud.cn/c46b692fe52b5db0f72e15b388c9b00b_625x302.png) ![](https://box.kancloud.cn/8d407a3426b5aabbe1613a92eafea83c_558x298.png)