我想 trim 字符串中的字符。我的输出字符串是“Val:980”。我需要 trim 前 4 个字母,这样我只会得到 980。
<script>
var app = angular.module('myApp', []);
app.controller('myCtrl', function($scope, $http) {
$http.get('https://example.com', {
headers: {
'Authorization': 'Basic fakjle=='
}
}).then(function(response) {
$scope.names = response.data;
$scope.decodedFrame = atob($scope.names.dataFrame) //Val:980 });
});
});
</script>
<div ng-app="myApp" ng-controller="myCtrl">
<table>
<tr>
<td> {{decodedFrame} </td>
</tr>
</table>
</div>
最佳答案
尝试:
var value = $scope.decodedFrame.split(":")[1]; // actually safer to use split
value = (parseFloat(value) * 0.23) / 162;
并查看(更多字符串方法): https://www.w3schools.com/js/js_string_methods.asp
关于javascript - 如何在angular js中 trim 字符串中的字符,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/42295455/