这是我的射击游戏的死脚本(按钮仅用于测试)但出于某种原因我无法弄清楚如何添加 10 而不是 1这就是我现在所拥有的:(function(){ const buttons = document.querySelectorAll('.counterBtn') let count= 0 //Add event listeners and functionailty to each button buttons.forEach(function(button){ button.addEventListener('click', function(){ //buttons if (button.classList.contains('-1')){ count-- } else if (button.classList.contains('+1')){ count++ } else if (button.classList.contains('+10')){ } //Select the counter text const counter = document.querySelector('#counter') counter.textContent = count //dead / alive if (count <= 0 ){ counter.style.color = 'red' console.log("dead") } else if (count > 0){ counter.style.color = 'lightgreen' console.log("alive") } else { counter.style.color = '#000000' } if (count <= 0) { alert ("you died") } else if (count > 100 ) { alert ("u r ful health") } else { return } }) }) })()有人可以帮帮我吗?
1 回答

茅侃侃
TA贡献1842条经验 获得超22个赞
使用+=
,例如:
count += 10
当然这也有效,但更冗长:
count = count + 10
请参阅https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Expressions_and_Operators#Assignment
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