[英]JavaScript remove double brackets (with inner text) from HTML block element
[英]Inner html replace with text in brackets
我可以替換此文本 -->>
"querying policy failed: No such file or directory"
對"HELLO"
很好。
document.body.innerHTML = document.body.innerHTML.replace(
/querying policy failed: No such file or directory /g,
"<span style='color:black;background-color:#ABB2B9'>HELLO</span>")
但我想替換此文本 -->> "querying policy failed: No such file or directory (2)"
,由於括號中的文本 -> (2) 而不會發生這種情況。
下面的代碼不起作用。
document.body.innerHTML = document.body.innerHTML.replace(
/querying policy failed: No such file or directory (2)/g,
"<span style='color:black;background-color:#ABB2B9'>HELLO</span>")
任何建議,如何更換
querying policy failed: No such file or directory (2)
to HELLO
。
您必須通過在括號前插入\\
來轉義括號,因為它們是用於捕獲組的保留字符。
您可以在Groups and Ranges 中了解更多關於 RegExp 捕獲組的信息- JavaScript | MDN和關於這個問題中的字符轉義。
document.querySelector('p').innerHTML = document.querySelector('p').innerHTML.replace(/querying policy failed: No such file or directory \\(2\\)/g, '<span style="color: black; background-color: #ABB2B9">HELLO</span>');
<p>querying policy failed: No such file or directory (2)</p>
// escape the parentheses with backslashes directly in the string. //document.body.innerHTML = document.body.innerHTML.replace( // /querying policy failed: No such file or directory \\(2\\)/g, // "HELLO"); // in two steps. // 1. remove the parens; // 2. remove the rest of the string. document.body.innerHTML = document.body.innerHTML .replace(/[()]/g, "") .replace(/querying policy failed: No such file or directory 2/g, "HELLO");
querying policy failed: No such file or directory (2)
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