{"id":169403,"date":"2024-05-08T16:45:18","date_gmt":"2024-05-08T08:45:18","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/169403.html"},"modified":"2024-05-08T16:45:24","modified_gmt":"2024-05-08T08:45:24","slug":"javascript-%e5%a6%82%e4%bd%95%e6%94%b9%e5%8f%98-span-%e6%a0%87%e7%ad%be%e4%b8%ad%e7%9a%84%e5%80%bc","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/169403.html","title":{"rendered":"javascript \u5982\u4f55\u6539\u53d8 span \u6807\u7b7e\u4e2d\u7684\u503c"},"content":{"rendered":"

\"javascript<\/p>\n

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\u793a\u4f8b\u4ee3\u7801<\/h4>\n<\/p>\n

\/\/ \u5047\u8bbe\u6709\u4e00\u4e2aspan\u5143\u7d20\u5982\u4e0b\uff1a<\/p>\n
\/\/ <span id="mySpan">\u65e7\u6587\u672c<\/span><\/p>\n
\/\/ \u83b7\u53d6span\u7684\u5f15\u7528<\/p>\n
var span = document.getElementById('mySpan');<\/p>\n
\/\/ \u6539\u53d8span\u7684\u6587\u672c\u5185\u5bb9<\/p>\n
span.innerText = '\u65b0\u6587\u672c';<\/p>\n
<\/code><\/pre>\n<\/p>\n
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\/\/ \u83b7\u53d6span\u7684\u5f15\u7528<\/p>\n
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\/\/ \u6539\u53d8span\u7684\u6587\u672c\u5185\u5bb9<\/p>\n
span.textContent = '\u65b0\u6587\u672c';<\/p>\n
<\/code><\/pre>\n<\/p>\n
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\/\/ \u83b7\u53d6span\u7684\u5f15\u7528<\/p>\n
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<\/code><\/pre>\n<\/p>\n
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\u793a\u4f8b\u4ee3\u7801<\/h4>\n<\/p>\n
\/\/ \u5047\u8bbe\u6709\u4e00\u4e2aspan\u5143\u7d20\u5982\u4e0b\uff1a<\/p>\n
\/\/ <span id="mySpan">\u65e7\u6587\u672c<\/span><\/p>\n
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var newText = document.createTextNode('\u65b0\u6587\u672c');<\/p>\n
\/\/ \u83b7\u53d6span\u7684\u5f15\u7528<\/p>\n
var span = document.getElementById('mySpan');<\/p>\n
\/\/ \u66ff\u6362\u65e7\u6587\u672c\u8282\u70b9<\/p>\n
span.replaceChild(newText, span.childNodes[0]);<\/p>\n
<\/code><\/pre>\n<\/p>\n
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\u7ed3\u8bba<\/h3>\n<\/p>\n
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JavaScript\u4ee3\u7801\uff1a<\/p>\n
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