根据文档,看起来您可以在设置colModel时为列提供特定的类:
jQuery("#grid_id").jqGrid({
...
colModel: [
{ name: ..., classes: "col1", ... },
{ name: ..., classes: "col2", ... },
...
],
...
});
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然后你应该能够像往常一样,例如:
td.col1 { background-color: #f00; }
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