Mior Muhammad Zaki: PHP & JavaScript Programmer

var ic = ["830214-14-5065", "830214145065", "8302-14-5065"];
for(var i = 0; i < ic.length; i++) {
    if(ic[i].match(/^\d{6}-?\d{2}-?\d{4}$/)) { 
        alert(ic[i] + ": is correct"); 
    } else {
        alert(ic[i] + ": is false");
    }
}

var postcode = ["83040", "8304", "-5065"];
for(var i = 0; i < postcode.length; i++) {
    if(postcode[i].match(/^\d{5}$/)) { 
        alert(postcode[i] + ": is correct"); 
    } else {
        alert(postcode[i] + ": is false");
    }
}

var phone = ["+6012-3456789", "012-3456789", "034567890", "0123456789"];
for(var i = 0; i < phone.length; i++) {
    if(phone[i].match(/^(\+6)?\d{2,3}-?\d{6,8}$/)) { 
        alert(phone[i] + ": is correct"); 
    } else {
        alert(phone[i] + ": is false");
    }
}