var data = null
var number = data.replace(/[^0-9]/g,'');
-> Uncaught TypeError: Cannot read property 'replace' of null
var data = 1
var number = data.replace(/[^0-9]/g,'');
Uncaught TypeError: data.replace is not a function
if (data) {var value = ('' + data).replace(/[^0-9]/g,'');}
or
if (data) {var value = new String(data).replace(/[^0-9]/g,'');}
var number = data.replace(/[^0-9]/g,'');
-> Uncaught TypeError: Cannot read property 'replace' of null
var data = 1
var number = data.replace(/[^0-9]/g,'');
Uncaught TypeError: data.replace is not a function
if (data) {var value = ('' + data).replace(/[^0-9]/g,'');}
or
if (data) {var value = new String(data).replace(/[^0-9]/g,'');}
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