base64编码 的 图片 另存为下载

功能描述: 有一段base64字符串的图片,将其保存下载为png图片!

 
!DOCTYPE html>
<html lang="zh-CN">
<head><meta charset="UTF-8"></head>
<body>
<a id="tttt"></a><h2>图片</h2>
<p>
<img id="ringoImage" class="attachmentPreviewPicture" src="data:image/jpg;base64,iVBORw0KGgoAAAANSUhEUgAAAREAAAEuCAYAAACpuCb2AAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAAFiUAABYlAUlSJPAAACtxSURBVHhe7Z3pk1XHmeb97zjCdthfFN12t8fd4e6YsWM6PI72h/GEw9G2DMVeNAIEYguWRoEEEghpxEDLIMOwSSyhMIglrAahwcIiwIBkJJBocElUUSvUri859ST9XPJmZZ6bp7KKrlv3+fCLe0/mm+t53+dk5rkV9ZUvv/zSCCHEWJGICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiAghspCICCGykIgIIbKQiNQxA4NfmrW7u82Knd3BfCEeBxKROqW3f9hseuO++dqTdyUi4j8ViUidMTz8pbl+e9D87NkO89Vf3LVIRMR/JhKROuNux5D5wdJ75olZrebXbz8wT27sTBKR+73DZtoLnWb5r7vNyT/0m799qs2uYn6yut28/1G/FaeQ3d8vbrNC9d35reY3px7YLRTrRJlTH/SZf1h+z9qgTpRBWdSBumgrpi4SkTqjtXPILP3XLnOjZbAS8GVE5Ntz28xfz28zW4/0mCPneq2IfKup1bxzqW+U3fcXtpntv71v7X66rsOKztsXHtoBCAjKIg82z+3vsXWjrESkcZCI1DFjEREEPYKf6R09Q3Zr9PMNHabr/nCViPzx5kDF7ov2IfPDZ+5V2oKY/XhVu2l64WE52lFYJCKNg0SkjhmLiISCe+fItuivmtvMn24/Wt388vlO0+PY+eXPf9hvvjm91Rz7/SNBAiiDsqF2xNREIlLHMLDLiEjIFlsZnGng0xcL2vjppy/2mb8cWa1c/fTRaoWgDb+8mLpIROoYBvZ4iAjOO9690j9KLGjjp2MFIhERQCJSxzCwy4jI3K2dpm+gOrixnfnegjZzs2VolFj45Zke287Eyoupi0SkjmHAlhER/8C0tWPI/OPqdjN7S6f9AVtMBPz02MHqBx8PmCdm6+1MIyERqWMY2LEtCs45sMpwbZGG17B4dfvm2V77Gw/8BuTKf2xLfLFgfaH0Y+/3ma//6m7lFS9eG//FnDbzjWl6O9NISETqGAZ2GRHBj9OQBuGAAOAavzlhuZBYxNLxYzP3B2n4sdnhd3ttnX55MXWRiDQIMXEYb/iKd9lrXZVfwYqpjUSkQRhvEcEhLH5+v+93vVXpOG/BuQtXQGLqIxFpEMZbRHAI2/xKp/0bHvzc/dTFfnvOgvOWH61sNy33hoLlxNRDItIgjLeIgO4Hw2bjgR7zneaHZyIQlDW7u83n7ToLaSQkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQidcbw8Jfm/Y/6zU/XdZiv/+qu+dqTd81PVrfbNOSFyggxkUhE6oxTH/SZbzW1WhE5cq7XAhFBGvJCZYSYSCQidUTX/WHz8w0d5smNnfY70zt6hszPnu2weW66EI8DiUgdcaNl0Pxg6T3zr8fuj8rbfOi+zbvbMTQqD9zvHTbTXug0y3/dbU7+od/87VNtwa2Qb/f3i9vMV39x13x3fqv5zakHZmDwUZ0og9XPPyy/Z21QJ8qgLOpAXbQVUxeJyBSgt3/YzN7Saf5xRBDau4tF5Ntz28xfz28zW4/0VG2F3rn0cCvk2n1/YZvZ/tv71g7bJ4jO2xcebZn8rdVz+3ts3SgrEWkcJCJTAAbzq2+NXqEQioN/duJvhVwR+ePNgYrdF+1D5ofP3DMrdnbb69bOIfPjVe2m6YXqLRT7IhFpHCQidc75D/vtVsMPZh+KQyi4d779wPxVc5v50+3Bit0vn+80PY6dXx7tfnN6qzn2++rDXJRB2VA7YmoiEalTHp5H9JsnZrXag9bWyFkIoQhwJeGCrQzONPDpiwVt/PTTF/vMX46sVq5++mi1QtCGX15MXSQidcjQiIDsOvHA/k5k8f/pSnojQxGIiQjOO9690j9KLGjjp2MFIhERQCJSZ+DtyItv3jffmNZqP923JUVQBOZu7TR9A9XBje3M9xa0mZstQ6PEwi/P9Nh2JlZeTF0kInUEtjBYgUBA8FnmF6oMbv/AFNsgvNXB2x285YmJgJ8eO1j94OMB88RsvZ1pJCQidcQnfx40fzOyYsBB6spd3Wbt7mq2HOqpBDTPObDKwDVFAGl4DYtXt2+e7bW/8UB9V/5jW+KLBdsOpR97v89uqfiKF6+N/2JOmxU5v7yYukhE6og3RoIeIhDD/bFZTERwCIs0CAcEANf4ERvbCIlFLB0rIfcHafix2eF3e22dfnkxdZGINAgxcRhv+Ip32WtdpbZbon6RiDQI4y0iOITFymff73qr0nHegnMXroDE1Eci0iCMt4jgELb5lU77OxX83P3UxX57zoLzlh+tbDct94p/tyKmDhKRBmG8RQR0Pxg2Gw/0mO80PzwTgaCs2d1tPm/XWUgjIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFigjly5IhZvHixaW9vD+bXO+MmIhcuXEieqAcPHpjNmzebTz75JJgPUN+rr74azBsPUHeZ+tHXRYsWFfa5LKE5w3ekIc+1FfUJ/GXevHlWSEL5LogL+GRRDJWJs/GCPumOwRXGJBFBx2tNQtnBoT5MbigoOfG7du2yE+vnjwe5IoJ+Pfvss2batGmFwCY2BolI/YP7FLrv8K1aPuLfY9qX9RkfxFaovRRCcY423VhlPxk/SSKyf//+KjVF4VAHYoQCgh3xJ4QCUku0UijbTxf/RsZEpKifyGM9tA+1lYLfnxSGh4fN5cuXzapVq0xTU5OZPn26WbFihU1Dnmt7584ds379ems3c+ZM8+KLL5ovvviiysZlYGDA7NixIyrEV65csW2hTdSJum/dujXKLrXd1PpIrf7B55A/e/ZsO78LFy40Z8+eNUNDQ0H7WoTEH22HHpRIjwkB64n1O0VEYtAHy/oS+uKW8WPhK76zgtDAERDICwkCSBncWANpLAEUgzcJ9WIisK2K1c3+YmzuxGEuVq5caUkVkVB+aM7Yv9g8l+H8+fM2MCEip0+ftiAQkYY82iEYFyxYYNs9duyYOXTokJk/f75ZtmyZaWtrq6oT9PX1md27d9uADjn7pUuXbBusD+A76rxx40bFLrXd1PpIrf7dvXvXPPPMM7Y82jxz5ozZsGGDtT9x4sQo+xTgF/AH3kvc+1Ac4b6G0l1gA/8M+UDIZ1KhP5eJp5A/Yk7d+By1EnGDxc/D9gJqzYrdimK4HeYgQoGHjoVueK1ALAPGhBuICWF7ReMFITtcQ3xiYyHj2fey9PT0mLVr19onNr4zvaury6xZs8bmIR0rkp07d9oncUtLS8Xu+vXrdq4OHjxYSYPtp59+asvz/mIumE+2b98+qr7PPvvMBi18CNdl2k2pD6T2D3WjLNpiGoRn48aNlXlx7VNw7zXiA4KCFTz7ESMmKIw1P/1xi4jfnhsH1IFSIlJEyuA4iMctImzX7Z/bHvND7WNcyMNyGvPCceIGx8ZCfMdCuZAjpVBrbn3wlEeZw4cPj8rbs2dPpb7Ozk6zfPlys23btqotTn9/v9m0aVOl/0jjGLAFwNggUKE5Q9rq1atNd3d3JY1laV+m3ZT63LSi/rHdffv2VaXnwHbhG266HxP+9Vhiza+jDPRzd26LoD3b4zXnlOOuKSIoQEcuajxlcOyEGxwppA7ax23Pv8EYl+9gsIGtm875wDIXTxfY4BqigrrLiojfjxRS5jYVPnERSAiomzdvmubm5uA4EGgYK7cWaP/ll1+2AsW59ecQQGBnzJhhn/hoD7YHDhwws2bNqoy/TLsp9YGU/uF+4umP7dzx48fNU089ZbcxsbOiFNAH11+5uvDvm3/txhr6yfJF9xrzFVu91IJzQp8M2bhwXOwP2nb7hk9clzoTQeO4oaEyRfBGchAhx4FNyCHZbsqgXXhTXCdLhZOHOjhR+I5PLDPRH6THxkLcvrOeWH9i4we+8+XAcxJuF3CfGVS+Lfofc1jey1CfEYiob86cORUfwHeMg0Fapt2U+nxi/bt48aIVDWyPAM5XTp06ZZYsWWLnJXZ/YrAd9AllcY/wsEHfcc3+xvDnF2WK7jXGg3Jl+wnYV/pkyIbQFmNhf9C22y59Onk7M9ZgdmHHQoGHDoYccjzaTbmZoOjm+Te3aCykTN9j4x9PcECJswAcInLf/9FHH1UC0rdH/8ciIgh4bCl4oMuDUByiXr161dqUaTelPp9Y/+gLEA33LRDuK1ZnZc9E0Ff6D+pGPa6IuD7jX4dizbdx4ZjQ1lh8heVTfJK+i0VDrD9IQ96YRcSdvBi+A7qTUIaUQY8Vt09FN4bOh09cp46FfR/r2EmOwOBp/d5779lAxDmB6xC4P7hPKSsCF47H7xfqxtsVV6gAvqNtBBgOd1PbTa3PLQ9i/eN9dA9kCc6PsMXCVsvPC8E2sNVFMKFu9HeiRIR1o72it4ox2F9QqyzmJzQGF6QhL0tEijoTqoeDQFnXFuBmhwKlVjs5oG44VCxQXHzborGQlL4jDw6BucoVixD43cPRo0ftbyteeumlUU/ZMmcTLhy/399r167Zswq8NnXTwcmTJyvzl9puan1+Xq3+hdpFWoov+DCYJlpE6E/IwydsfZsiOCegyCddivqDNOSVPhNh47gOlXUpc0NiIjJRYHLQx9Q2YcfXumVuQhG8qegLx495BSH7suAHV3gTAwHBJ659m1pvSfC0v3//flUZwL7785ca9KntjreIfP755/YsxG8XQLyQBxs3vRYMJtxHfHdFxI8JH7//ftBi1YF8joe+gU9/bLVgHQDfQzY+fn9cKiLiZ6DDvjoCdNpt3L/28evBgEOTWIYyk4b+heooA2+Y7yT4zjzeGOSxbfTTvQ7h1olrlOH48Mn6xwoChCsQfPoB49ql/l7DheP27wnGhe0HRCC0/UAebFLbTa2P6STWv8HBQfsGx/+dCM5HcE6CN1d4A+SWqYV7L/GdIoJ76LaPfNixv6FYow1+yYv+ww+Rhrrcsm47LFsLzgmIxa2P32cXpCFvlIjEwCDQOAriRzQ5P6QJgcn2b/hEUjQ5PrB1x4Jr3gj0GfXwl45Iw3eMH3ZuPcSvD/jj53yn3mwf/hoUwYKnLn7i7bJ3795KUOJXn7Dj2wr+chS/6sSvO/26AR0ydM/eeecd+6YDr03ffvttexiKQ1GkuWcgqe2m1udS1D+IB9oBaJNvZ3DtCksqDCbX70M/AfB9Dvc/JCKsh7bIR52+P5X1Ec5JmTJ+n1047lIiwsGh4loDCE1QEX4QTTRFk+MSc0amx+rgfLlORGcIzVto/LQfy7xgqc/7FcLvN0QHT/Zaf8NCYvMCsMrAby7cv3VZt26dfZPir4hS2i1THynqH8CTHtsmtMn6Qj+hT4HB5AZ5yP99nwvZoL+4P+w36w6No9YYfWgf8r8Y4yoi6Kj79GwUEYGdO27AyatVnkKCOvz58ykaf0iQxOQG99KPD/ocfcoVCwBbvBXhfaafFcUZbVgPfSUH18+K4oRtJ4kIjP39FxryB+cPoIziFQXReIB+oD9u/9zJCsEymEg3PeQgMULzFGKixy8eH6F4KQt9L8UnfCEZT8ZNRCYLGJArAjGKnvj1TKOP/3GheS5HXYkIXv9B/VIIvc6sdxp9/I8LzXM56kpEhBCTD4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILichjBv96Ef8EOfU/rwP3n4LXsiX4585l/l/seP9D8dR+ivpHIhKAgY5AiKXh0/8Hz4DBznIITDcNAY3Aduu+c+dOJehDgRwTEf7neL8PgCIFm5RALiMi6IMrgiHcfobyxdShoURkeHjYXL582axatco0NTWZ6dOnmxUrVtg05MEGwREKShcEWyhI3GDHNYXHDTiUi60OkLZo0aJReW69IRGpFdAplBGR/fv32zGwXZQLzVMMjMGvswiOM7V/4vHSUCJy/vx5M3PmTCsip0+ftkBEkIY82jH4XWf309xgpo0vIrgO2fhptXDrzRERroJCgV1ESPTQJvJighCan7EiEZncNIyI9PT0mLVr15r169fb70zv6uoya9assXlMh+MjANwA8dNCQeIGOx3fD8gyUBzGU0RCKx0QW4kUldm1a5c5e/ZsZW5CY/DhOPy6iuA4JSKTk4YRkVu3bllHP3z48Ki8PXv2VAlCUVC4IhLKLwoS1ss6UuFT3wcBjPZCecTtz3iLSBEhkU0B28pz586ZhQsX2v4vW7bMXL16dZSIwA7p69ats1tTgO8ffvhhVX0AaTG7S5cu2ZXo9u3bzeDgoE1D3a+//rpNL3uvGpGGP1jt6+szGzduNMuXLzednZ02LRTsflooSNwVA9NcxhpYsXr5hMaKwO8v8IVhPEQENiGB8hnrWE+cOGHPqrA6PHPmjB3bkiVLrKi4/ePWFNtRbEuPHTtm2/O3prRDHmxoN3/+fHPjxg0rHK+99pq1gaCgDIUFQsKzMhGn4UWETnbw4MFK2kSICAOeAViEvz2pJSI46MSnW455bhqEYDzPRFA/VkOhMkWExApgLrHy2LBhQ9WWEyuTGTNmVMrRzt+adnR0mNWrV1e2pgDfIUjYttKupaXFPP300+aNN96w121tbbY+2N2+fdsKk19GxGloEcETB08k32kpGKEAGKuI8Im+efPmaBAxyF3xArVEBPmo062X7bnBH0ojfnkSK1M01rFy7do1M2vWLLsCcdO7u7utOLB/uG8QFd8OHD9+3NaBum7evGmam5ttX307H8w5ymHFg3tw/fr1oJ0YTUOKCJao7733npk9e7Z9mrlCACgibjD7aaEgKgosBADy8JsQfPpt0sYXJoB6XSGjjSsivqiF+jKRIuL3MURoRePCQIYAuOn9/f1m06ZNlf7F7JiHtvB58eJFuzXCd9/OB9sanIug7JtvvqltTAkaTkSGhobM0aNH7QHbSy+9VLUCIb5ghNJiQeMHLkDguCsMlAUhGz8dII31og6Khdsn9zvFhe2RmCCA8RCR0NhJUdsE/Q2JAwJ8y5YtpUXE/e7b+fAtHey1lSlHQ4nIwMCAfRMDAcEnrn0bOCoFIQYDzg+6WCD5tn6Q8zoWhG55lHFFZOXKlZXAhA3q4Fsbvy7YQahCYyoitIIIiUiorEutlQhEAeKQu52ZO3eu+fjjj6Pbmd7eXvP888+bbdu2WR/AquPAgQNmzpw59pwEn7jWaiSNhhEROARXIPjMcRA+9X3nDIkIgj4UPK4AIDiKAiwmIrBHHfiOPFxTJEJPX+RP5pUInv4Yj39gysNv9g/jLTpYRR2oK3awivMOzBPvH14VQzjwNgYrVXziGuksI+I0jIjgdyILFiywB6l4Au3YsaOKvXv3VjkknJ0Biu9wOgYmnC8U9H4g+eV8EBR8SsdsUBfqpMO7IuK3R1vUR/tUYiISg22jH3g7BDiWGP6cYSxId/tKweCvivft22fPrmDn9o92qa94affWW29ZH4AI4a0MtzG8RpnW1lazdOlSbWsSaRgROXnyZJVD+zAwYcvgRmAwDZ+wwdsVBEMo4Nygpn3IjsHDoEI5t30X5LtPcIoID2gZgGwP16HgrAX6GeprDNTNuUN7uHYFzccfBwj1EytE/C0Tgh6Hogh4vH7HisLtH+z8H5thZYJtDG2I+2MzCMrWrVvtfKEOtI2tEV4ju2WwVUL7yM9ZtTYCDXewWgs4aiygAZzKdWYGghtQSA8FJa5hE1rFUAT8PD84UT/s8KMs9pN9YNu0Q5rfhxih/hYBW7evfj99QiIipgYSkccAxaMoyAjyYQd7BCYOSSEYzKeIwAbfeR0SPQpTijiUERHUy/McpoVEBGkYB0kZv6g/JCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCwkIkKILCQiQogsJCJCiCzqRkRW7Oy2hPJC7Hz7QSn7a58Nmv+25J79DOWLsYH78IOl98zdjiF7jU9cI923LYPu1+ShbkQEzvLtuW3mnUt9wXxAB/3qL+6WEhAgp6yev7K4QkHu9w6baS90Vt0L3D/cx9x51v2aPExqEYHzhRyW4GkGp+R1yJFjgXHs/T7r4H66T5FoDQ9/aXadeGC+9uRd8+uRvuDat7ny6YD57vxWs3Z3txkYfCSGKU9i1HfuSr/5xXMd5ltNrbY/T8xqNfNe7jQ3Wh4Fz1j64efXgvNcNB8+HKtbBvc0VeAxR+69KEvuagf9Hg/Bm+pM+pUIHM53XDgHHQR5IfEIwScjwHc3z3+yUXxqBU1v/7BpfqXTBvn/u9Zflddyb8j8aGW7+fGqdvN5+8P+pYqIKwwI/qd3dFkBaHrxYVsQk9MXH/WtbD/KgnlAYNaaDxeM0Z1rjt0Pdp+UwPXv10SAsUpEajPpRcS/kXQerCSYnyoiECTa1lrluNRypH+/O2T+bnFbVZDiaY+ghwBgFUBb1IP6aonInbYh81+fvmeaXugwXferBe/WSHv/fdk98/MN1Xll+lGWsiJCwXbH6a5CfIEpC/2g6L7kIhFJoy7OROB4cDquDlzHTBURlClyCN8pU1ci5NQHfXYVgIDtHxi2q4hvTGu1n+72AvWniEgtu61HeszfLGgzn/y5ejyp/ShLWRGhPfuPa3f+kV5LRChEFPMyFNXNVZvvD5hLzOmMzR22rN9nzN/JP/SbHz5zz64QMc+/2vRoa5laL9OnCpNWROiERSDID57prSkirAufTEt1ULdMEXziw7G2HLpvn/yrdo0+f6glDqS1c8iuKJ7c2Dmyqkh3vNR+lCU0hzHcucU4Q+KfIiJFYB5zViIf3hq0c4OgR/BTAFxhxlhdQcD2EfO64NUuc+z3fWbv7x6Yv1vUZleMWDmm1jvVqIuVCIg5DZ07BvJDWxc/GPz6y65EALYQCHzUjzMInEX4Nqg/RUTAmT/2W1s89f7HSH1YfVz404DpG1lhhOxJSj/KwnlOmQ/YoN+YT4wTY/7n/10tGEjnvfBJmRv/fo2F35x6uEr77Ygg4GHE78znONgG/OiXz3eaHmcc7/+p3/yXf64+PK5V71RjSoiIuxKp9YSL1RNLLwOe9njqIxBiS1fUnyoioKNnyDrlT1a3m6//6mGQ4fPp7V3RFUpKP8qCeUZ9brCEoPjy7VdsnLXuE+tBm2PF9YsQaBvz853mNntQ7a/YfBF59a37diWybeQTK0Xa+dSqd6oxaUUEN4JL4hhwxFoiQmek89P+2siyM8VJeRCYAvbL35zear43snTF6iF0DlFWRFzgiFgSP7e/xzpnbJWR0o+yYN4wH5zHGBjfhpH+8f6NVUSKQFncu6L6U+H9QH23W6vnEmN1RQQrvH96rqPiG99f2GY2HuixB9puOVBU71Sj7lcivjOGnBNptd4KxOpPhXthvE1BYOMsA9f+GxE6V67z/9vlPisUu0dWKW56aj/KkioiZKJEBOUY2OB/rmuvWm2w3VTxxzYDQgv8LYcvIgBi/NnnQ2bzoZ6qA1YcaLtli+qdakxqEeEqAo6DG4kgxx7T3V/DWVyHCTkny+I8gY6NMnyi1AL2rCsEXrMiaN1gxSeuf/Zsh92S0BZ9SRGRf/m/PfbQLvYU+/jOQ7Fw6ynTj7JMBhFBGb8PSOP95z3FJ3ynVt18JT7/lU4LvruripCI+Nxsefi6fe7WzspZVa16pxqTWkTgDBAROASFAJ9Ip6Mg33eqkHPSwVifmwfc+v28IvBkwpIWTxwInJuObQTS148IwuDQw3TUnyIib194+CRb9lqX6X5QPRZsa145et+uRM5dffjDsrL9KMtEiAjqC+HfP95n5PlBzXZC5YrAHOJciW9N+BoWaTy/cEUE9wBvWSAWeOPCetq7h8xP/6WjIiIp9U41Jq2I+EHtXsOpsIx9+UjPKFGIiQgdMeZofnup8HcZocMzvt5zl7uoH475v9Z32FexPrtOPqg4I64RHCiPX6riGr9cxcoC6bhmm2X7UZaJEJGUoKf44zN2j9hWrD7mu76CLQbemuDQmnboE8SW2w9XRHDNty7TR+o6cq7Xgu0i5pXzklLvVKNuz0QoCr6TxpwTTgjhAXBKX3zGwp/bHi5li16jcmkLO9ij/3BM9CGE2/ehkVUEgv7nGzrsQSry8WYGb2pweIp82I2lHyGbIh63iIRE3/cB9olt4BPXuNesB7AvvOecLwiA+4tfbPew7eMc+SKC+T70bm/lLATgXrz/Ub9d8aXWy/SpwqQXET6JfOeIOWEoHWmuM9CpWG8t3LJTFQZtaPypuMLMOWaA+8TuXxG4B64A+2JBKC6NcN8mA3WzEhkrcGqsPuRMj5eJEBGUGY8VpBhfpryICCEmFomIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4mIECILiYgQIguJiBAiC4nIY6a9vd0sXrzYHDlypJJ24cIFm4Y815bA9tlnnzUPHjyoaUteffVVM23aNDNv3jzzySefBG1cYA9CeWMhtZ+i/pGIBGCgIxBiafhEkPow2FkOgemmIaAR2G7dd+7cqQR9KJBjIoJrpPt9ABQp2KQEchkRQR9cEQzh9jOUL6YODSUiw8PD5vLly2bVqlWmqanJTJ8+3axYscKmIQ82CI5QULog2EJB4gY7rik8bsChXGx1gLRFixaNynPrDYlIrYBOoYyI7N+/346B7aJcaJ5iYAx+nUVwnKn9E4+XhhKR8+fPm5kzZ1oROX36tAUigjTk0Y7B7zq7n+YGM218EcF1yMZPq4Vbb46IcBUUCuwiQqKHNpEXE4TQ/IwVicjkpmFEpKenx6xdu9asX7/efmd6V1eXWbNmjc1jOhwfAeAGiJ8WChI32On4fkCWgeIwniISWumA2EqkqMyuXbvM2bNnK3MTGoMPx+HXVQTHKRGZnDSMiNy6dcs6+uHDh0fl7dmzp0oQioLCFZFQflGQsF7WkQqf+j4IYLQXyiNuf8ZbRIoIiWwK2FaeO3fOLFy40PZ/2bJl5urVq6NEBHZIX7dund2aAnz/8MMPq+oDSIvZXbp0ya5Et2/fbgYHB20a6n799ddtetl71Yg0/MFqX1+f2bhxo1m+fLnp7Oy0aaFg99NCQeKuGJjmMtbAitXLJzRWBH5/gS8M4yEisAkJlM9Yx3rixAl7VoXV4ZkzZ+zYlixZYkXF7R+3ptiOYlt67Ngx256/NaUd8mBDu/nz55sbN25Y4XjttdesDQQFZSgsEBKelYk4DS8idLKDBw9W0iZCRBjwDMAi/O1JLRHBQSc+3XLMc9MgBON5JoL6sRoKlSkiJFYAc4mVx4YNG6q2nFiZzJgxo1KOdv7WtKOjw6xevbqyNQX4DkHCtpV2LS0t5umnnzZvvPGGvW5ra7P1we727dtWmPwyIk5DiwieOHgi+U5LwQgFwFhFhE/0zZs3R4OIQe6KF6glIshHnW69bM8N/lAa8cuTWJmisY6Va9eumVmzZtkViJve3d1txYH9w32DqPh24Pjx47YO1HXz5k3T3Nxs++rb+WDOUQ4rHtyD69evB+3EaBpSRLBEfe+998zs2bPt08wVAkARcYPZTwsFUVFgIQCQh9+E4NNvkza+MAHU6woZbVwR8UUt1JeJFBG/jyFCKxoXBjIEwE3v7+83mzZtqvQvZsc8tIXPixcv2q0Rvvt2PtjW4FwEZd98801tY0rQcCIyNDRkjh49ag/YXnrppaoVCPEFI5QWCxo/cAECx11hoCwI2fjpAGmsF3VQLNw+ud8pLmyPxAQBjIeIhMZOitom6G9IHBDgW7ZsKS0i7nffzodv6WCvrUw5GkpEBgYG7JsYCAg+ce3bwFEpCDEYcH7QxQLJt/WDnNexIHTLo4wrIitXrqwEJmxQB9/a+HXBDkIVGlMRoRVESERCZV1qrUQgChCH3O3M3LlzzccffxzdzvT29prnn3/ebNu2zfoAVh0HDhwwc+bMseck+MS1ViNpNIyIwCG4AsFnjoPwqe87Z0hEEPSh4HEFAMFRFGAxEYE96sB35OGaIhF6+iJ/Mq9E8PTHePwDUx5+s38Yb9HBKupAXbGDVZx3YJ54//CqGMKBtzFYqeIT10hnGRGnYUQEvxNZsGCBPUjFE2jHjh1V7N27t8oh4ewMUHyH0zEw4XyhoPcDyS/ng6DgUzpmg7pQJx3eFRG/PdqiPtqnEhORGGwb/cDbIcCxxPDnDGNButtXCgZ/Vbxv3z57dgU7t3+0S33FS7u33nrL+gBECG9luI3hNcq0traapUuXaluTSMOIyMmTJ6sc2oeBCVsGNwKDafiEDd6uIBhCAecGNe1DdgweBhXKue27IN99glNEeEDLAGR7uA4FZy3Qz1BfY6Buzh3aw7UraD7+OECon1gh4m+ZEPQ4FEXA4/U7VhRu/2Dn/9gMKxNsY2hD3B+bQVC2bt1q5wt1oG1sjfAa2S2DrRLaR37OqrURaLiD1VrAUWMBDeBUrjMzENyAQnooKHENm9AqhiLg5/nBifphhx9lsZ/sA9umHdL8PsQI9bcI2Lp99fvpExIRMTWQiDwGKB5FQUaQDzvYIzBxSArBYD5FBDb4zuuQ6FGYUsShjIigXp7nMC0kIkjDOEjK+EX9IRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERQmQhERFCZCEREUJkIRERYoLB/ySO/b/kqcC4iUjRP5b2wT913rx5c+F/iEd9qf9geiyU+QfWYCL+q31ozvhPuJHn2or6BP4yb948KyShfBfEBXyyKIbKxNl4QZ90x+AKY5KIoOO1JqHs4FAfJjcUlJz4Xbt2Tdh/kc8VEfSL/72/iKL/hC8RqX9wn0L3Hb5Vy0f8e0z7sj7jg9gKtZdCKM7Rphur7CfjJ0lE9u/fX6WmKBzqQIxQQLAj/oRQQGqJVgpl++ni38iYiBT1E3msh/ahtlLw+5PC8PCwuXz5slm1apVpamoy06dPNytWrLBpyHNt79y5Y9avX2/tZs6caV588UXzxRdfVNm4DAwMmB07dkSF+MqVK7YttIk6UfetW7dG2aW2m1ofqdU/+BzyZ8+ebed34cKF5uzZs2ZoaChoX4uQ+KPt0IMS6TEhYD2xfqeISAz6YFlfQl/cMn4sfMV3VhAaOAICeSFBACmDG2sgjSWAYvAmoV5MBLZVsbrZX4zNnTjMxcqVKy2pIhLKD80Z+xeb5zKcP3/eBiZE5PTp0xYEItKQRzsE44IFC2y7x44dM4cOHTLz5883y5YtM21tbVV1gr6+PrN7924b0CFnv3Tpkm2D9QF8R503btyo2KW2m1ofqdW/u3fvmmeeecaWR5tnzpwxGzZssPYnTpwYZZ8C/AL+wHuJex+KI9zXULoLbOCfIR8I+Uwq9Ocy8RTyR8ypG5+jViJusPh52F5ArVmxW1EMt8McRCjw0LHQDa8ViGXAmHADMSFsr2i8IGSHa4hPbCxkPPtelp6eHrN27Vr7xMZ3pnd1dZk1a9bYPKRjRbJz5077JG5paanYXb9+3c7VwYMHK2mw/fTTT2153l/MBfPJ9u3bR9X32Wef2aCFD+G6TLsp9YHU/qFulEVbTIPwbNy4sTIvrn0K7r1GfEBQsIJnP2LEBIWx5qc/bhHx23PjgDpQSkSKSBkcB/G4RYTtuv1z22N+qH2MC3lYTmNeOE7c4NhYiO9YKBdypBRqza0PnvIoc/jw4VF5e/bsqdTX2dlpli9fbrZt21a1xenv7zebNm2q9B9pHAO2ABgbBCo0Z0hbvXq16e7urqSxLO3LtJtSn5tW1D+2u2/fvqr0HNgufMNN92PCvx5LrPl1lIF+7s5tEbRne7zmnHLcNUUEBejIRY2nDI6dcIMjhdRB+7jt+TcY4/IdDDawddM5H1jm4ukCG1xDVFB3WRHx+5FCytymwicuAgkBdfPmTdPc3BwcBwINY+XWAu2//PLLVqA4t/4cAgjsjBkz7BMf7cH2wIEDZtasWZXxl2k3pT6Q0j/cTzz9sZ07fvy4eeqpp+w2JnZWlAL64PorVxf+ffOv3VhDP1m+6F5jvmKrl1pwTuiTIRsXjov9Qdtu3/C5ePFi8/8B833ZOhtL9wcAAAAASUVORK5CYII=">
</p>
<div>
<a onclick="down()" href="javascript:void(0);">下载图片</a>
</div>
<script>
/**
* 根据图片生成画布
*/
function convertImageToCanvas(image) {
var canvas = document.createElement("canvas");
canvas.width = image.width;
canvas.height = image.height;
canvas.getContext("2d").drawImage(image, 0, 0);
return canvas;
}
/**
* 下载图片
*/
function down() {
var sampleImage = document.getElementById("ringoImage"),
canvas = convertImageToCanvas(sampleImage);
url = canvas.toDataURL("image/png");//PNG格式
 
//以下代码为下载此图片功能
document.getElementById('tttt').setAttribute('href', url)
document.getElementById('tttt').setAttribute('download', 'order-1111111111.png')
document.getElementById('tttt').click();
}
</script></body></html>
 

猜你喜欢

转载自www.cnblogs.com/vs1435/p/9577240.html