Autocommit at 29.05.2022 @ 12:59

2 files changed, 22 insertions, 0 deletions

diff --git a/src/Generic/String/String.cpp b/src/Generic/String/String.cpp
index 66e9ad4..d37e9b7 100644
--- a/src/Generic/String/String.cpp
+++ b/src/Generic/String/String.cpp
@@ -77,6 +77,24 @@ String& String::operator+=(unsigned number) {
 	return *this;
 }
 
+/*!
+ * Converts the number to a C-style string and then uses += to append it.
+ */
+String& String::operator+=(double number) {
+	unsigned tempLen = 0;
+	for (unsigned tmp = number; tmp > 0 || tempLen == 0; tmp /= 10)
+		tempLen++;
+
+	char* tmp = new char[tempLen + 1];
+	tmp[tempLen] = '\0';
+	for (unsigned i = tempLen - 1; i < tempLen; i--, number /= 10)
+		tmp[i] = number % 10 + '0';
+
+	*this += tmp;
+	delete[] tmp;
+	return *this;
+}
+
 String::String() : String("") {}
 
 String::String(const String& other) {
diff --git a/src/Generic/String/String.h b/src/Generic/String/String.h
index 84fbe9c..f30151a 100644
--- a/src/Generic/String/String.h
+++ b/src/Generic/String/String.h
@@ -8,6 +8,8 @@
 #include <istream>
 #include <ostream>
 
+#define DOUBLE_PRECISION 1e10
+
 class String {
 	char* str;
 	unsigned length;
@@ -31,6 +33,8 @@ public:
 	String& operator+=(const char* str);
 	//! Appends a number
 	String& operator+=(unsigned number);
+	//! Appends a number
+	String& operator+=(double number);
 
 	String();
 	String(const String& other);