14 lines
288 B
JavaScript
14 lines
288 B
JavaScript
function min(a, b) {
|
|
if (a > b) {
|
|
return a
|
|
}
|
|
return b
|
|
}
|
|
function increase(id) {
|
|
input = document.getElementById(id)
|
|
input.value= min(parseInt(input.value)+1, 0)
|
|
}
|
|
function decrease(id) {
|
|
input = document.getElementById(id)
|
|
input.value= min(parseInt(input.value)-1, 0)
|
|
}
|