Reagieren Sie Methode
/* React get method. */
componentWillMount(){
fetch('/getcurrencylist',
{
/*
headers: {
'Content-Type': 'application/json',
'Accept':'application/json'
},
*/
method: "get",
dataType: 'json',
})
.then((res) => res.json())
.then((data) => {
var currencyList = [];
for(var i=0; i< data.length; i++){
var currency = data[i];
currencyList.push(currency);
}
console.log(currencyList);
this.setState({currencyList})
console.log(this.state.currencyList);
})
.catch(err => console.log(err))
}
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