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我将服务器控件名称传递给 javascript 函数。

function SelectAllCheckboxes(chk, ctrlName) {
    alert(ctrlName);

警报返回“gridPublishers”...

所以......为什么这有效:

$("#MainContent_GridPublishers_gridPublishers").hide();

但这不是:

$("#MainContent_GridPublishers_" + ctrlName).hide();

还...

alert($("#MainContent_GridPublishers_" + ctrlName).length);

返回“0”

alert('T' + ctrlName + "T"); 返回“TgridPublishersT”

console.log("#MainContent_GridPublishers_" + ctrlName);

返回“#MainContent_GridPublishers_GridPublishers”

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