var array = [2, 5, 9];
console.log(array)
var index = array.indexOf(5);
if (index > -1) {
array.splice(index, 1);
}
// array = [2, 9]
console.log(array);
var array = [2, 5, 9];
console.log(array)
var index = array.indexOf(5);
if (index > -1) {
array.splice(index, 1);
}
// array = [2, 9]
console.log(array);
本文标题:JS数组删除指定的元素
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