-1
当我运行这段代码时,只有INVALID(超过100)和High Distinction起作用。任何低于80的数字也显示高分。我做错了什么?运行多个else if语句
function calculateGrade() {
var fvalue = Number(prompt('Please enter final score for unit. Enter a whole number only'));
document.write('The final score entered is ' + fvalue + '<br />');
if (fvalue > 100) {
document.write('INVALID');
} else if (80 <= fvalue <= 100) {
document.write('High Distinction');
} else if (70 <= fvalue <= 79) {
document.write('Distinction');
} else if (60 <= fvalue <= 69) {
document.write('Credit');
} else if (50 <= fvalue <= 59) {
document.write('Pass');
} else if (0 <= fvalue <= 49) {
document.write('Fail');
} else if (fvalue < 0) {
document.write('INVALID');
}
}
calculateGrade()
这似乎不是'java'!如果是详细的代码。如果不移除标签。 – nullpointer