<script>
	document.addEventListener('keydown', function (event) {
		if ((event.ctrlKey === true || event.metaKey === true)
			&& (event.which === 61 || event.which === 107
				|| event.which === 173 || event.which === 109
				|| event.which === 187 || event.which === 189)) {
			event.preventDefault();
		}
	}, false);
	// Chrome IE 360
	window.addEventListener('mousewheel', function (event) {
		if (event.ctrlKey === true || event.metaKey) {
			event.preventDefault();
		}
	}, { passive: false });

	//firefox
	window.addEventListener('DOMMouseScroll', function (event) {
		if (event.ctrlKey === true || event.metaKey) {
			event.preventDefault();
		}
	}, { passive: false });
</script>

• vue中直接放到index.htm

Tips：【小程序云开发】中高级前端面试题库（源码：小程序中联系我哟）。
---------- 创作不易，感谢大家，请多多支持！
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