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小程序：{{}}取值运算符，不能运行indexOf方法的解决办法 #17

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smileyby opened this issue May 25, 2021 · 0 comments

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smileyby commented May 25, 2021 •

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1.创建wxs文件
function indexOf(arr, value){
if (arr.indexOf(value) < 0) {
return false;
} else {
return true;
}
}
module.exports = {
indexOf: indexOf
};

2.在页面内引入

{{tools.indexOf(arr, value)}}

smileyby added the 小程序 🌀 label

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