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[英]How to do you insert new line character ie “↵” as a character (ASCII VALUE 10) in a javascript string without breaking it into a new line?
[英]How do you add a new character per line in a loop with javascript?
不確定標題是否有意義,但我試圖弄清楚如何在 javascript 中創建一個循環,每次循環時都會添加一個字符。 比如說我想為每一行添加一個“0”,所以輸出看起來像這樣......
0
00
000
0000
這是我到目前為止
var count;
document.write("Starting Loop" + "<br />");
for(count = 0; count < 4; count++){
document.write("0");
document.write("<br />");
}
document.write("Loop stopped!");
你真的不應該使用document.write
,但這里有一個具有相同結構的解決方案:
var count;
var str = '0';
document.write("Starting Loop" + "<br />");
for(count = 0; count < 4; count++, str += '0'){
document.write(str);
document.write("<br />");
}
document.write("Loop stopped!");
如果您想要添加的角色沒有改變,那么我建議如下:
var count;
var s = "0";
var endChar = "0"
document.write("Starting Loop" + "<br />");
for(count = 0; count < 4; count++){
document.write(s);
document.write("<br />");
s += endChar;
}
document.write("Loop stopped!");
所以建立一個字符串並不斷添加它
var s = "0";
console.log(s);
for(var count = 1; count < 4; count++){
s = s + "0";
console.log(s);
}
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