初始化PHP-Xlswrite扩展

library/libxlsxwriter/examples/dates_and_times04.c

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+/*
+ * Example of writing dates and times in Excel using different date formats.
+ *
+ * Copyright 2014-2021, John McNamara, jmcnamara@cpan.org
+ *
+ */
+
+#include "xlsxwriter.h"
+
+int main() {
+
+    /* A datetime to display. */
+    lxw_datetime datetime = {2013, 1, 23, 12, 30, 5.123};
+    uint32_t 	 row = 0;
+    uint16_t 	 col = 0;
+    int          i;
+
+    /* Examples date and time formats. In the output file compare how changing
+     * the format strings changes the appearance of the date.
+     */
+    char *date_formats[] = {
+        "dd/mm/yy",
+        "mm/dd/yy",
+        "dd m yy",
+        "d mm yy",
+        "d mmm yy",
+        "d mmmm yy",
+        "d mmmm yyy",
+        "d mmmm yyyy",
+        "dd/mm/yy hh:mm",
+        "dd/mm/yy hh:mm:ss",
+        "dd/mm/yy hh:mm:ss.000",
+        "hh:mm",
+        "hh:mm:ss",
+        "hh:mm:ss.000",
+    };
+
+    /* Create a new workbook and add a worksheet. */
+    lxw_workbook  *workbook  = workbook_new("date_and_times04.xlsx");
+    lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
+
+    /* Add a bold format. */
+    lxw_format    *bold      = workbook_add_format(workbook);
+    format_set_bold(bold);
+
+    /* Write the column headers. */
+    worksheet_write_string(worksheet, row, col,     "Formatted date", bold);
+    worksheet_write_string(worksheet, row, col + 1, "Format",         bold);
+
+    /* Widen the first column to make the text clearer. */
+    worksheet_set_column(worksheet, 0, 1, 20, NULL);
+
+    /* Write the same date and time using each of the above formats. */
+    for (i = 0; i < 14; i++) {
+        row++;
+
+        /* Create a format for the date or time.*/
+        lxw_format *format  = workbook_add_format(workbook);
+        format_set_num_format(format, date_formats[i]);
+        format_set_align(format, LXW_ALIGN_LEFT);
+
+        /* Write the datetime with each format. */
+        worksheet_write_datetime(worksheet, row, col, &datetime, format);
+
+        /* Also write the format string for comparison. */
+        worksheet_write_string(worksheet, row, col + 1, date_formats[i], NULL);
+    }
+
+    return workbook_close(workbook);
+}