Check For Special Characters in JavaScript

var iChars = "!@#$%^&*()+=-[]\\\';,./{}|\":<>?~_";
for (var i = 0; i < name.length; i++) {
if (iChars.indexOf(name.charAt(i)) != -1) {
alert ("Your string has special characters. \nThese are not allowed.");
return false;
}
}

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• Javascript