if you know the name of the user (lets assume the name is Tom
you can do:
issueFunction in commented("by Tom")
you can also filter it by date of the comment like:
issueFunction in commented("after -1d by Tom")
UPDATE: this requires ScriptRunner being installed in JIRA server (as JBert pointed out)
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…