I want to customize the viewport meta in the head tag ,but its does not working ,Maybe it has been overwrite by ionic or not ,I can’t get this
var phoneWidth = parseInt(window.screen.width);
var phoneScale = phoneWidth/640;
var ua = navigator.userAgent;
if (/Android (\d+\.\d+)/.test(ua)){
var version = parseFloat(RegExp.$1);
// andriod 2.3
if(version>2.3){
document.write('<meta name="viewport" content="width=640, minimum-scale = '+phoneScale+', maximum-scale = '+phoneScale+', target-densitydpi=device-dpi">');
// andriod 2.3 above
}else{
document.write('<meta name="viewport" content="width=640, target-densitydpi=device-dpi">');
}
// others
} else {
document.write('<meta name="viewport" content="width=640, user-scalable=no, target-densitydpi=device-dpi">');
}