python convert number to string with leading zeros
str(1).zfill(2)
# 1 will be '01'
str(23).zfill(4)
# 23 will be '0023'
python convert number to string with leading zeros
str(1).zfill(2)
# 1 will be '01'
str(23).zfill(4)
# 23 will be '0023'
replace 2 leading zeros from string
String str = "00051700";
String strPattern = "^0+";
System.out.println( "String: " + str.replaceAll(strPattern, "") );
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