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\u2756 \u5728 \"hello_world\" \u5c08\u6848\u9805\u76ee\u6587\u4ef6\u593e\u4e2d\u5275\u5efa\u4e00\u500b \"contracts\" \u6587\u4ef6\u593e\u548c hello_world.sol \u6587\u4ef6\uff0c\u5982\u4e0b\u6240\u793a...<\/pre>\n<\/div>\n<\/div>\n\n\n\n\n
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mkdir contracts \u21a9\ufe0f\ncd contracts \u21a9\ufe0f\ntouch hello_world.sol \u21a9\ufe0f<\/code><\/pre>\n<\/div>\n<\/div>\n\n\n\n\n
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\u2756 \u6253\u958b \"hello_world.sol\" \u6587\u4ef6\u4e26\u6dfb\u52a0\u5982\u4e0b\u4ee3\u78bc...<\/pre>\n<\/div>\n<\/div>\n\n\n\n\n
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\/\/ SPDX-License-Identifier: MIT\npragma solidity ^0.8.9;\n\nimport \"@openzeppelin\/contracts\/token\/ERC20\/ERC20.sol\";\nimport \"@openzeppelin\/contracts\/access\/Ownable.sol\";\n\ncontract hello_world_token is ERC20, Ownable {\n constructor() ERC20(\"hello_world_token\", \"H_W_TK\") {\n _mint(msg.sender, 1000 * 10 ** decimals());\n }\n\n function mint(address to, uint256 amount) \n public onlyOwner {\n _mint(to, amount);\n }\n}<\/code><\/pre>\n<\/div>\n<\/div>\n\n\n\n\n
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\n\u2757\ufe0f\u2757\ufe0f\u2757\ufe0f Contract full name : \"hello_world_token\"\n\u2757\ufe0f\u2757\ufe0f\u2757\ufe0f Contract symbol name : \"H_W_TK\"<\/pre>\n<\/blockquote>\n<\/div>\n<\/div>\n\n\n\n\n
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\u2756 \u7de8\u8b6f\u4f60\u7684\u5408\u7d04 \"hello_world.sol\" \u5982\u4e0b\u6240\u793a...<\/pre>\n<\/div>\n<\/div>\n\n\n\n\n
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\n\u2757\ufe0f\u2757\ufe0f\u2757\ufe0f \u8a18\u5f97\u5148\u56de\u5230\u4f60\u7684\u9805\u76ee\u6839\u76ee\u9304\u3002<\/pre>\n<\/blockquote>\n<\/div>\n<\/div>\n\n\n\n