65 lines
1.7 KiB
Plaintext
65 lines
1.7 KiB
Plaintext
// This file is part of www.nand2tetris.org
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// and the book "The Elements of Computing Systems"
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// by Nisan and Schocken, MIT Press.
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// File name: projects/12/String.jack
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/**
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* Represents character strings. In addition for constructing and disposing
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* strings, the class features methods for getting and setting individual
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* characters of the string, for erasing the string's last character,
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* for appending a character to the string's end, and more typical
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* string-oriented operations.
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*/
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class String {
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/** constructs a new empty string with a maximum length of maxLength
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* and initial length of 0. */
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constructor String new(int maxLength) {
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}
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/** Disposes this string. */
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method void dispose() {
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}
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/** Returns the current length of this string. */
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method int length() {
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}
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/** Returns the character at the j-th location of this string. */
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method char charAt(int j) {
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}
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/** Sets the character at the j-th location of this string to c. */
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method void setCharAt(int j, char c) {
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}
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/** Appends c to this string's end and returns this string. */
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method String appendChar(char c) {
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}
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/** Erases the last character from this string. */
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method void eraseLastChar() {
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}
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/** Returns the integer value of this string,
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* until a non-digit character is detected. */
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method int intValue() {
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}
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/** Sets this string to hold a representation of the given value. */
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method void setInt(int val) {
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}
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/** Returns the new line character. */
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function char newLine() {
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}
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/** Returns the backspace character. */
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function char backSpace() {
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}
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/** Returns the double quote (") character. */
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function char doubleQuote() {
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}
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}
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