Javascript函数在Adobe Acrobat中不起作用

Question

Below javascript code is not working in adobe acrobat pro:

function CheckDate(){
    var Date = this.getField("enrollDate").value;
    var currentdate = new Date().getDate();
    if(Date < currentdate){
        app.alert("Date should be greater than");
    }
    else{
        return false;
    }
}

Answer 1

For starters, I wouldn't call your variable Date , as that's the name of the date object in JavaScript. I would just change it to:

// lowercase 'date' doesn't conflict with 'Date' object
var date = this.getField( 'enrollDate' ).value;