The string into an integer-CodePudding

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The string into an integer

Time：10-28

Cannot use Integer. The parseInt ()

CodePudding user response:

reference program which the building Lord reply:

cannot use Integer. The parseInt ()

For example the String a="123"; To become 123 inteager

CodePudding user response:

As if it is not necessary, you can order parseInt () method to see the source code