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목록JavaScript/script (21)
IT.FARMER
SELECT OPTION 의 Value와 Text 값
1. 첫번째 방법 var selectElement = document.getElementById("selectID"); var selectValue = selectElement.value; var selectText = selectElement.options[selectElement.selectedIndex].text 2. 두번째 방법 var selectText = $('selectboxId').options[$('selectboxId').selectedIndex].text
JavaScript/script
2010. 3. 17. 14:33
javascript NaN. infinity
isNaN(x) isNaN() checks its parameter "x" to see if it's the value "NaN" (not a number)- an illegal number. The function returns true if "x" is NaN, and false if not. A common example of NaN is 0 divided by 0. This function is required to detect NaN, as using equality operators (== or ===) won't do. isFinite(x) Determines whether a number is finite. Returns false if x is +infinity, -infinity, or..
JavaScript/script
2010. 3. 2. 16:46