[英]How to append text only once in a loop
如何在每個匹配的鏈接旁邊添加文字?
for (var i = 0; i < author.length; i++) {
var adminID = author[i]["href"].match(/\/users\/(\d+)/g);
for (var j = 0; j < userID.length; j++) {
if (adminID == userID[j]) {
$(`a[href*="${userID[j]}"]`).append('<span>text</span>');
}
}
}
標記一個標志以表明它已被附加
for (var i = 0; i < author.length; i++) {
var adminID = author[i]["href"].match(/\/users\/(\d+)/g);
var appended = false;
for (var j = 0; j < userID.length; j++) {
if (adminID == userID[j] && !appended) {
appended = true;
$(`a[href*="${userID[j]}"]`).append('<span>text</span>');
}
}
}
之后break
:
for (var i = 0; i < author.length; i++) {
var adminID = author[i]["href"].match(/\/users\/(\d+)/g);
for (var j = 0; j < userID.length; j++) {
if (adminID == userID[j]) {
$(`a[href*="${userID[j]}"]`).append('<span>text</span>');
break;
}
}
}
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